Abstract

Provided is a method and apparatus for producing inorganic powder using chemical vapor synthesis (CVS), the method and apparatus being capable of increasing a production yield by suppressing side reactions and of increasing continuous process stability by preventing reactor blockage, and the method includes supplying a precursor, supplying a side reaction prevention gas capable of preventing side reactions of the precursor, to the precursor, supplying a reaction gas to the precursor, and forming inorganic powder due to a chemical reaction between the precursor and the reaction gas.

IPC Classes  ?

• B22F 9/28 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from gaseous metal compounds
• C01B 21/072 - Binary compounds of nitrogen with metals, with silicon, or with boron with aluminium
• C01F 7/306 - Thermal decomposition of hydrated chlorides, e.g. of aluminium trichloride hexahydrate
• C01G 3/02 - OxidesHydroxides
• C01G 53/04 - Oxides

Abstract

A robot device for unloading cargo and a control method thereof are provided. The robot device comprises: a body plate; and one or more rods mechanically connected to the body plate, wherein the rods are configured to be variably tilted with respect to the body plate.

IPC Classes  ?

• B65G 61/00 - Use of pick-up or transfer devices or of manipulators for stacking or de-stacking articles not otherwise provided for
• B65G 59/02 - De-stacking from the top of the stack
• B65G 47/90 - Devices for picking-up and depositing articles or materials
• B25J 9/16 - Programme controls
• B25J 13/08 - Controls for manipulators by means of sensing devices, e.g. viewing or touching devices
• B25J 11/00 - Manipulators not otherwise provided for
• B25J 19/02 - Sensing devices

Abstract

The present disclosure relates to a method of manufacturing a high-strength sheath-core type synthetic fiber and high-strength sheath-core type synthetic fiber manufactured thereby, the method including forming a fiber by melt-spinning a thermoplastic polymer of a sheath component and a core component through a spinning pack including a sheath-core type bicomponent spinning nozzle; performing a heat treatment by allowing a molten fiber to pass through a heating zone disposed directly below the spinning nozzle during the melt-spinning; cooling the heat-treated fiber; and drawing the cooled fiber, wherein the sheath component includes a resin including the sheath component having elongation viscosity and thermal conductivity lower and specific heat higher than those of a resin included in the core component, and an ultra-fine high-strength synthetic fiber satisfying predetermined strength or higher as compared to a fine diameter and intrinsic viscosity may be provided.

IPC Classes  ?

• D01D 5/084 - Heating filaments, threads or the like, leaving the spinnerettes
• D01D 5/088 - Cooling filaments, threads or the like, leaving the spinnerettes
• D01F 8/14 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers with at least one polyester as constituent

Abstract

An embodiment of the present disclosure provides a method for predicting dynamic characteristics of a tool included in a machine tool including a tool for processing a workpiece, a tool holder for supporting the tool, a spindle for transferring power to the tool and the tool holder, and an ATC in which the tool and the tool holder are received, the method including the steps in which: (a) a camera (C, C') photographs the tool and the tool holder and tool information and tool holder information are obtained using a photographed image; (b) information including the tool information and the tool holder information is input to a learning information generation module (10) and a frequency response function (FRF) of the tool is generated by the learning information generation module (10); (c) a learning module (12) learns a prediction model by using the information input to the learning information generation module (10) and the FRF generated by the learning information generation module (10); and (d) when the tool information and the tool holder information are input to the prediction model, the FRF is output, wherein the tool information includes a tool length, a tool diameter, the number of tool blades, a blade length, and a tool physical property, and the tool holder information includes a tool holder length, a tool holder diameter, and a tool holder physical property.

IPC Classes  ?

• B23Q 17/24 - Arrangements for indicating or measuring on machine tools using optics
• B23Q 17/22 - Arrangements for indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
• G05B 19/4093 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by part programming, e.g. entry of geometrical information as taken from a technical drawing, combining this with machining and material information to obtain control information, named part programme, for the NC machine

Abstract

Disclosed are a BIPV-applicable high-power shingled photovoltaic module and a manufacturing method therefor, the module comprising: a solar panel having a shingled array structure; a first sealant stacked on the solar panel so as to protect the solar panel; a second sealant stacked under the solar panel in order to protect the solar panel; a front cover through which the sunlight passes, and which is stacked on the first sealant so as to protect the first sealant; and a first back sheet stacked under the second sealant in order to protect the solar panel from the outside environment, and thus aesthetic impression and reflectance reduction of a high-power shingled photovoltaic module are increased so that use as an external design element of a building is possible.

IPC Classes  ?

• H01L 31/049 - Protective back sheets
• H01L 31/0216 - Coatings
• H01L 31/024 - Arrangements for cooling, heating, ventilating or temperature compensation

Abstract

According to one aspect of the present invention, a heat treatment method for a metal powder is provided. The heat treatment method for a metal powder, according to one embodiment of the present invention, comprises the steps of: preparing a metal powder-anti-sintering agent composite comprising metal powders dispersed and arranged so as to be distanced from each other in an anti-sintering agent; and heat treating the metal powder-anti-sintering agent composite.

IPC Classes  ?

• B22F 9/02 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes
• B22F 1/16 - Metallic particles coated with a non-metal

Abstract

The present invention relates to a method for designing the blade thickness of Francis turbine runner according to the specific speed and turbine size, and a Francis turbine runner designed thereby. According to an embodiment of the present invention, the method for designing the blade thickness of a Francis turbine runner according to the specific velocity and the turbine size may comprise the steps of: determining the design specification of a Francis turbine runner installed in a turbine; determining the specific speed of the Francis turbine runner; determining a design parameter of the Francis turbine runner; deriving the optimal shape of the Francis turbine runner; and formulating a function expressing the tendency of the design parameter of the Francis aberration turbine according to the specific speed.

IPC Classes  ?

• G06F 30/17 - Mechanical parametric or variational design
• F03B 3/12 - BladesBlade-carrying rotors
• G06F 111/10 - Numerical modelling
• G06F 111/04 - Constraint-based CAD

Abstract

Provided are a reactor for producing hydrogen and carbon through methane pyrolysis by a thermal storage method, and a combination reactor including the same, wherein the reactor includes a reaction unit in which pure-oxygen combustion of carbon and pyrolysis of methane are carried out, a first accommodation unit that supplies oxygen and the carbon to the reaction unit or accommodates carbon and hydrogen obtained by the pyrolysis of the methane, a flame supply unit that generates a flame within the reaction unit, a thermal storage unit that is located within the reaction unit and stores combustion heat generated during the pure-oxygen combustion of the carbon, and a second accommodation unit that accommodates carbon dioxide produced by the pure-oxygen combustion of the carbon or supplies methane to the reaction unit, wherein the pure-oxygen combustion of the carbon and the pyrolysis of the methane are alternately carried out.

IPC Classes  ?

• C01B 3/24 - Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons
• B01J 6/00 - CalciningFusing
• B01J 19/00 - Chemical, physical or physico-chemical processes in generalTheir relevant apparatus
• B01J 19/30 - Loose or shaped packing elements, e.g. Raschig rings or Berl saddles, for pouring into the apparatus for mass or heat transfer
• C01B 32/05 - Preparation or purification of carbon not covered by groups , , ,
• C01B 32/40 - Carbon monoxide

Abstract

According to an embodiment of the present invention, provided is a water treatment apparatus comprising a fermentation tank for receiving wastewater containing organic matter and decomposing the organic matter contained in the wastewater to produce hydrogen, wherein the fermentation tank comprises a microbial strain activated by a magnetite carrier. The water treatment process and apparatus according to the present invention can maintain high hydrogen production efficiency regardless of the environment in the fermentation tank, and thus are effective in the industrial production of biohydrogen.

IPC Classes  ?

• C02F 3/34 - Biological treatment of water, waste water, or sewage characterised by the microorganisms used
• C02F 3/10 - PackingsFillingsGrids
• C02F 1/52 - Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
• C02F 3/28 - Anaerobic digestion processes
• C12P 3/00 - Preparation of elements or inorganic compounds except carbon dioxide
• C12N 1/20 - BacteriaCulture media therefor

Abstract

The present invention provides a thermochromic film in which vanadium dioxide can be used without a doping process after the phase transition temperature thereof is reduced, and thus, there are economic and environmental advantages, and a method for manufacturing a thermochromic film, the method comprising: a formation step of forming a coating layer by applying a solution including untreated vanadium oxide onto a substrate; and a formation step of forming a thermochromic layer by phase change of untreated vanadium oxide to vanadium dioxide through annealing using intense pulsed light (IPL).

IPC Classes  ?

• C03C 17/25 - Oxides by deposition from the liquid phase
• G02F 1/01 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour

Abstract

The present invention provides a method of preparing an optical laminate including a substrate and a thermochromic layer formed on the substrate where the thermochromic layer includes a vanadium oxide cluster. The method includes: a formation step of applying a solution containing vanadium oxide particles onto the substrate to form a coating layer, a photo-evaporation step of emitting light to remove organic matter from the coating layer; and a photo-sintering step of emitting light to photo-sinter the vanadium oxide particles contained in the coating layer to prepare a thermochromic layer including a vanadium oxide cluster.

IPC Classes  ?

• G02B 1/115 - Multilayers
• B05D 3/06 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
• B22F 3/10 - Sintering only
• B32B 17/06 - Layered products essentially comprising sheet glass, or fibres of glass, slag or the like comprising glass as the main or only constituent of a layer, next to another layer of a specific substance
• B82Y 20/00 - Nanooptics, e.g. quantum optics or photonic crystals
• B82Y 30/00 - Nanotechnology for materials or surface science, e.g. nanocomposites
• B82Y 40/00 - Manufacture or treatment of nanostructures
• C08J 5/18 - Manufacture of films or sheets
• C08J 7/06 - Coating with compositions not containing macromolecular substances
• G02B 1/04 - Optical elements characterised by the material of which they are madeOptical coatings for optical elements made of organic materials, e.g. plastics

Abstract

The present invention relates to the yeast fermentation production of peptide SNAP-8 derivatives for skin wrinkle reduction and a use thereof. By using the expression cassette for producing SNAP-8 derivatives, expression vector and transformants containing same according to the present invention, high-purity SNAP-8 derivatives can be produced in large quantities at low cost. Furthermore, the SNAP-8 derivatives produced according to the present invention have excellent anti-wrinkle effects and thus can be widely applied as cosmetic materials, quasi-drugs, and pharmaceuticals for relevant uses across the industry.

IPC Classes  ?

• C12N 15/81 - Vectors or expression systems specially adapted for eukaryotic hosts for fungi for yeasts
• C07K 7/06 - Linear peptides containing only normal peptide links having 5 to 11 amino acids
• A61P 17/00 - Drugs for dermatological disorders
• A61K 8/64 - ProteinsPeptidesDerivatives or degradation products thereof
• A61Q 19/08 - Anti-ageing preparations
• A61K 38/00 - Medicinal preparations containing peptides
• C12R 1/84 - Pichia

Abstract

A method for manufacturing a melt-spun nonwoven fabric, in which fibers obtained by melt-spinning a thermoplastic polymer through a spinning nozzle having at least one or more nozzle holes are collected by high-speed air stream according to a spunbond method, includes: the steps of: allowing the melt-spun fibers to pass through local nozzle heaters of a nozzle heating mantle located just on the underside of the spinning nozzle during the spinning; and allowing the melt-spun fibers to be subjected to momentary local heating with a temperature difference of 0.1 to 1,000° C. from a temperature of a pack body. Polypropylene (PP) having a melt flow index (MFI) of 3 to 900 or polyethylene terephthalate (PET) having intrinsic viscosity (I.V.) of 0.5 to 3.0 is subjected to momentary local heating to a high temperature during the spinning to thus perform fiber fineness.

IPC Classes  ?

• D04H 1/4291 - Olefin series
• D01D 5/08 - Melt-spinning methods

Abstract

2 2 dispersion (solution 3); (d) a fourth step of mixing solutions 1 to 3 and then removing moisture through stirring and drying; and (e) a fifth step of conducting firing. According to the method for producing a catalyst utilizing a sulfur element-containing precursor, a catalyst having a metal sulfide and a metal oxide coexisting as co-catalysts can be produced through the same catalyst synthesis process, by using a sulfur element-containing precursor without utilizing an expensive tungsten or molybdenum precursor. The extent of an oxide can be changed through firing atmosphere control, and the production of a catalyst with partially existing metal sulfide phases enables the synthesis of an oxidation/reduction catalyst without any decrease in activity even in a sulfur atmosphere.

IPC Classes  ?

• B01J 37/20 - Sulfiding
• B01J 37/08 - Heat treatment
• B01J 27/047 - Sulfides with chromium, molybdenum, tungsten or polonium
• B01D 53/86 - Catalytic processes

Abstract

The present invention relates to a fabric-reinforced thermoplastic composite material having an improved structure so as to have excellent structural strength whilst also having elasticity, and so as to increase the mass productivity of products and reduce manufacturing costs. In addition, the present invention relates to a method for manufacturing a fabric-reinforced thermoplastic composite material by using improved injection molding so as to manufacture a fabric-reinforced thermoplastic composite material only by injection molding without thermoforming using an intermediate material known as a prepreg.

IPC Classes  ?

• B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor
• B29C 70/22 - Fibrous reinforcements only characterised by the structure of fibrous reinforcements using fibres of substantial or continuous length oriented in at least two directions forming a two dimensional structure
• B29C 70/46 - Shaping or impregnating by compression for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
• B29C 70/30 - Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or coreShaping by spray-up, i.e. spraying of fibres on a mould, former or core

Abstract

The present invention relates to a combustion apparatus, and provides a combustion apparatus having a burner of which the front end side is located in a combustion chamber, the combustion apparatus comprising: a first fuel supply portion located at the center portion of the burner; a first air supply portion located at the circumferential side of a main fuel injection portion; a second air supply portion located at the circumferential side of the first air supply portion; a recirculation inlet portion located at the circumferential side of the second air supply portion; a second fuel supply portion located at the circumferential side of the recirculation inlet portion; and a recirculation port allowing the recirculation inlet portion and the second air supply portion to be in communication with each other, wherein the recirculation port comprises: an upper plate located at the front end side; and a lower plate which is spaced a certain distance from the upper plate and located at the rear end side, and is configured to be movable. As the lower plate moves, the length of the certain distance between the upper plate and the lower plate is adjusted.

IPC Classes  ?

• F23D 14/68 - Treating the combustion air or gas, e.g. by filtering or moistening
• F23D 14/22 - Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
• F23C 9/00 - Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber
• F23C 9/06 - Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber for completing combustion

Abstract

The present disclosure relates to a modified epoxy resin having a weight average molecular weight of 5,000 to 25,000 and a polydispersity index of 5.0 to 20.0, and comprising (1) an epoxy-derived unit and (2) a modifier-derived unit, a preparation method thereof, a composition comprising the same, and uses thereof. When the epoxy composition comprising the modified epoxy resin according to the present disclosure is cured, the epoxy composition has a lowered coefficient of thermal expansion (CTE), i.e., improved thermal expansion properties, due to curing-induced phase separation (morphological properties) into an epoxy region and an acrylic region. The modified epoxy of the present disclosure and the epoxy composition comprising the same are suitable as adhesives for semiconductor packaging.

IPC Classes  ?

• C08G 59/14 - Polycondensates modified by chemical after-treatment
• C08G 59/24 - Di-epoxy compounds carbocyclic
• C08G 59/62 - Alcohols or phenols
• C08G 59/68 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the catalysts used
• C08L 33/08 - Homopolymers or copolymers of acrylic acid esters
• C08L 63/04 - Epoxynovolacs
• C09J 163/04 - Epoxynovolacs

Abstract

One embodiment of the present invention provides technology for improving the performance of a single channel pump, such as by achieving high efficiency and low vibration, by implementing an optimal design of the single channel pump. A method for designing a single channel pump according to an embodiment of the present invention comprises: a first step for determining the shape of a volute and setting a plurality of points on the inside and outside of the volute; a second step for setting a target value for a performance metric of the single channel pump, and determining the shape of an impeller suitable for the target value; a third step for setting cross-sectional areas for analysis, and setting a plurality of the cross-sectional areas for analysis in a plurality of parts in the volute, the cross-sectional areas for analysis being the cross-sectional areas of channel cross-sections in contact with the inner points and the outer points in the volute; a fourth step for setting a structural design variable which is a structural variable of the single channel pump, and deriving the target value through numerical analysis; and a fifth step for deriving, as a design plan, a structural design variable value that is the value of the structural design variable making the target value satisfy a preset target value.

IPC Classes  ?

• G06F 30/17 - Mechanical parametric or variational design
• G06F 30/23 - Design optimisation, verification or simulation using finite element methods [FEM] or finite difference methods [FDM]
• F04D 29/22 - Rotors specially for centrifugal pumps
• F04D 29/42 - CasingsConnections for working fluid for radial or helico-centrifugal pumps
• G06F 111/04 - Constraint-based CAD
• G06F 111/10 - Numerical modelling

Abstract

The present invention provides a method for producing spherical nickel-based metal powder. According to an embodiment of the present invention, the method for producing spherical nickel-based metal powder includes the steps of: providing a metal precursor, which includes nickel precursor, and a sulfur compound; introducing the metal precursor and the sulfur compound into a reactor; vaporizing the metal precursor and the sulfur compound within the reactor, and producing nickel-based metal powder containing sulfur through a reaction of the metal precursor and the sulfur compound with the reducing gas introduced into the reactor.

IPC Classes  ?

• B22F 9/28 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from gaseous metal compounds
• B22F 1/065 - Spherical particles
• B22F 1/142 - Thermal or thermo-mechanical treatment
• B22F 9/02 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes

Abstract

The present invention provides a device for estimating the three-dimensional location of an object in real time, the device comprising: an input unit which receives an RGB image and a depth image; an object detection unit which extracts a two-dimensional bounding box, including the object, from the RGB image by using an artificial neural network; an object area segmentation unit which extracts a segmentation mask, corresponding to an object area, from the two-dimensional bounding box by applying explainable artificial intelligence to the two-dimensional bounding box; and an object location estimation unit which estimates the three-dimensional location of the object using the depth image and the segmentation mask.

IPC Classes  ?

• G06T 7/70 - Determining position or orientation of objects or cameras
• G06T 7/11 - Region-based segmentation
• G06T 7/90 - Determination of colour characteristics
• G06T 7/50 - Depth or shape recovery
• G06T 5/20 - Image enhancement or restoration using local operators
• G06T 5/40 - Image enhancement or restoration using histogram techniques
• G06V 20/64 - Three-dimensional objects

Abstract

3x2/3-x366 octagonal crystal structure.

IPC Classes  ?

• B01D 71/02 - Inorganic material
• B01D 69/12 - Composite membranesUltra-thin membranes
• B01D 61/44 - Ion-selective electrodialysis
• C22B 26/12 - Obtaining lithium
• C01B 3/50 - Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification

Abstract

The present invention provides a method for producing an anode active material for a lithium secondary battery, an anode active material for a lithium secondary battery produced by the method, an anode comprising the anode active material for a lithium secondary battery, and a lithium secondary battery comprising the anode, wherein according to the method, a Si-based amorphous alloy with a Si-M-Fe-Mn composition is subjected to heat treatment, thereby allowing the anode active material to have a microstructure in which a crystalline Si phase, an active metal with a diameter of 100 nm or less, is uniformly dispersed and deposited in an inert metal crystalline matrix.

IPC Classes  ?

• H01M 4/38 - Selection of substances as active materials, active masses, active liquids of elements or alloys
• C22C 29/18 - Alloys based on carbides, oxides, borides, nitrides or silicides, e.g. cermets, or other metal compounds, e. g. oxynitrides, sulfides based on silicides
• H01M 4/134 - Electrodes based on metals, Si or alloys
• H01M 10/052 - Li-accumulators
• C01B 33/06 - Metal silicides
• H01M 4/02 - Electrodes composed of, or comprising, active material

Abstract

Provided are a binder-active material particle composite, a cathode comprising same for a lithium secondary battery, and a method for preparing same. The binder-active particle composite comprises: a core (100) containing a cathode active material particle; and a shell (200) disposed on the core (100) and having pores, the shell containing a binder to allow the core and another adjacent core to adhere to each other, so that the binder-active particle composite can enhance adhesive strength between cathode active materials and bring a conductive material into direct contact with the surface of the cathode active material, leading to a significant improvement in surface electrical conductivity of the active material.

IPC Classes  ?

• H01M 4/36 - Selection of substances as active materials, active masses, active liquids
• H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
• H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
• H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
• H01M 4/1391 - Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
• H01M 4/04 - Processes of manufacture in general
• H01M 4/02 - Electrodes composed of, or comprising, active material

Abstract

The present invention relates to a gel-type filler material, which may comprise: 80 to 90 wt% of a metal powder; 5 to 20 wt% of a solvent; and 1 (inclusive) to 5 (exclusive) wt% of a binder. The gel-type filler material may also comprise 1 to 3 wt% of an additive, if necessary. The gel-type filler material of the present invention has both adhesiveness and flexibility to allow for easy application and enables welding without restriction on the shape and space of an object.

IPC Classes  ?

• B23K 35/30 - Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
• B23K 35/36 - Selection of non-metallic compositions, e.g. coatings, fluxesSelection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
• B23K 35/02 - Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape

Abstract

The present invention relates to a method for manufacturing a high-strength sheath-core synthetic fiber, and a high-strength sheath-core synthetic fiber manufactured thereby, and, to a method for manufacturing a sheath-core synthetic fiber, and a sheath-core synthetic fiber in which a sheath component is made of a resin that has, in comparison to a core component, lower extensional viscosity and thermal conductivity and a higher specific heat, the method comprising the steps of: forming a fiber by melt spinning a thermoplastic polymer of a sheath component and a core component through a spinneret including a sheath-core conjugated spinning nozzle; allowing molten fiber to pass, during the melt spinning, through a heating zone placed directly under the spinning nozzle, thereby heating same; cooling the heated fiber; and drawing the cooled fiber, wherein the sheath component uses the resin that has, in comparison to the core component, lower extensional viscosity and thermal conductivity and a higher specific heat. Provided is a high-strength microfiber satisfying a fine diameter and at least a specific ratio of strength to intrinsic viscosity.

IPC Classes  ?

• D01D 5/34 - Core-skin structureSpinnerette packs therefor
• D01D 5/084 - Heating filaments, threads or the like, leaving the spinnerettes
• D01D 5/088 - Cooling filaments, threads or the like, leaving the spinnerettes
• D01D 5/098 - Melt-spinning methods with simultaneous stretching
• D01F 8/14 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers with at least one polyester as constituent
• D01F 8/12 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers with at least one polyamide as constituent
• D01F 8/06 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers with at least one polyolefin as constituent

Abstract

The present invention relates to a decontamination system and a decontamination method using gas hydrate that can be applied to an ultra-mega ship to store and decontaminate large quantities of radioactive water, the system comprising: a contaminated water supply module supplying contaminated water filled in a first cargo tank and containing hypersaline and high-concentration radioactive materials; a gas hydrate forming module that forms gas hydrate by injecting gas into the contaminated water supplied from the contaminated water supply module; a solid-liquid separation module that forms the gas hydrate formed by means of the gas hydrate forming module into a pellet shape and separates same from radioactive materials; a washing module that washes the pellets; a dissociation module that separates water molecules and gas from the pellets washed by the washing module; and a radioactive material storage module that stores the radioactive materials separated in the solid-liquid separation module. This configuration can dramatically reduce the cost and time of manufacturing a decontamination plant.

IPC Classes  ?

• G21F 9/06 - Processing
• G21F 9/26 - Disposal of liquid waste by dilution in water, e.g. in ocean, in stream
• G21F 9/00 - Treating radioactively contaminated materialDecontamination arrangements therefor
• B08B 3/02 - Cleaning by the force of jets or sprays
• C10L 3/10 - Working-up natural gas or synthetic natural gas
• C02F 101/00 - Nature of the contaminant

Abstract

The present invention relates to a preparation method for a carbon material dispersion solution, comprising the steps of: (a) preparing a carbon material solution containing a carbon material; (b) preparing a first carbon material dispersion solution containing a first ultrasonicated carbon material by treating the carbon material solution with first ultrasonication; and (c) preparing a second carbon material dispersion solution containing a second ultrasonicated carbon material by treating the first carbon material dispersion solution with second ultrasonication. The preparation method for a carbon material dispersion solution and a preparation method for a positive electrode comprising the carbon material dispersion solution, according to the present invention, exhibit an effect of uniformly dispersing carbon material in a nanosize or smaller while maintaining excellent properties, by performing an ultrasonic-dispersion treatment using multi-frequency (low frequency and high frequency).

IPC Classes  ?

• H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
• H01M 4/139 - Processes of manufacture
• H01M 4/48 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
• H01M 4/58 - Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
• B01F 31/80 - Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations
• H01M 4/02 - Electrodes composed of, or comprising, active material

Abstract

There are disclosed a discharge processing device, a discharge processing method, and a discharge processing system for used batteries. The discharge processing device for used batteries according to the present invention includes: at least one first discharge member connected to the cathodes of battery cells provided in a used battery module, a used battery pack, or a used battery rack; at least one second discharge member connected to the anodes of the battery cells; and a water tank body configured such that salt water is stored, the first discharge member and the second discharge member are immersed, and discharge is performed therein.

IPC Classes  ?

• H01M 10/54 - Reclaiming serviceable parts of waste accumulators
• H01M 10/44 - Methods for charging or discharging
• H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells

Abstract

An embodiment of the present invention provides an organic-inorganic nanoporous adsorbent containing a hydroxy ligand and a method for preparing same. According to an embodiment of the present invention, water is used instead of using dimethylformamide (DMF) solvent, which is conventionally used and harmful to the human body, and thus, there is the effect of synthesis in an environmentally friendly manner, and, by controlling the moisture adsorption properties through ligand adjustment when the organic-inorganic nanoporous adsorbent is synthesized, there is the effect of operating even in waste heat sources at low temperatures without performance deterioration.

IPC Classes  ?

• B01J 20/22 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising organic material
• B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
• B01J 20/30 - Processes for preparing, regenerating or reactivating

Abstract

Disclosed are a high-power shingled photovoltaic string controllable in length and width and a method for manufacturing a module thereof. The method for manufacturing a high-power shingled photovoltaic module comprises the steps of: primarily cutting a bulk silicon substrate along a first cut line parallel to a bus bar electrode using laser scribing, thereby dividing the bulk silicon substrate into unit cells; forming an intermediate processing junction substrate by shingled-joining a plurality of unit cells according to the length of a string; forming the string by secondarily cutting the intermediate processing junction substrate seated on a substrate fixing jig, the intermediate processing junction substrate being cut along a second cut line that is perpendicular to the bus bas electrode and set according to the width of the string; and laminating a protective member on the surfaces of a plurality of strings to form a photovoltaic module.

IPC Classes  ?

• H02S 40/36 - Electrical components characterised by special electrical interconnection means between two or more PV modules, e.g. electrical module-to-module connection
• H02S 20/25 - Roof tile elements

Abstract

The present invention relates to a catalyst system for preparing a carbonate derivative, comprising selenium (Se) and a pyridine amine compound represented by structural formula 1. The catalyst system for preparing a carbonate derivative, and a method for preparing a carbonate derivative by using same, of the present invention, allow an alcohol to undergo oxidative carbonylation by using a selenium-based catalyst system, and thus are more economical than a conventional carbonylation process and can obtain a dialkyl carbonate in feasible yields.

IPC Classes  ?

• C07C 67/40 - Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester by oxidation of primary alcohols
• B01J 31/02 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
• B01J 27/057 - Selenium or telluriumCompounds thereof

Abstract

Provided are an apparatus for producing inorganic powder, and a method of producing inorganic powder by using such. The apparatus includes a vaporization part where a condensed-phase precursor is vaporized to obtain a gas-phase precursor, a partial precipitation part where the gas-phase precursor obtained in the vaporization part is partially precipitated to a condensed phase, and a reaction part where the gas-phase precursor remaining after being partially precipitated to a condensed phase in the partial precipitation part reacts with a reaction gas to obtain inorganic powder. An equilibrium vapor pressure of the gas-phase precursor in the partial precipitation part is lower than a vapor pressure of the gas-phase precursor obtained in the vaporization part, and an equilibrium vapor pressure of the precursor in the reaction part is equal to or higher than a vapor pressure of the gas-phase precursor partially precipitated to a condensed phase in the partial precipitation part.

IPC Classes  ?

• B01J 19/24 - Stationary reactors without moving elements inside
• B01J 12/00 - Chemical processes in general for reacting gaseous media with gaseous mediaApparatus specially adapted therefor
• B01J 12/02 - Chemical processes in general for reacting gaseous media with gaseous mediaApparatus specially adapted therefor for obtaining at least one reaction product which, at normal temperature, is in the solid state
• B22F 9/16 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using chemical processes

Abstract

The present invention relates to a gas hydrate fire grenade and a method for extinguishing flames by using same, the grenade minimizing environmental damage, and having the ability to penetrate a fire more deeply than other fire extinguishing agents, thereby enabling a fire to be effectively extinguished through remote throwing and the like, and comprises: a main body; a gas hydrate member filled in the main body; a detection member provided outside the main body; an expansion agent provided in the central part of the main body; and a transmission member for transmitting, to the expansion agent, an impact sensitivity or temperature state, which is detected by the detection member, and thus the present invention has advantages such as an oxygen blocking function, cooling action, flame chain reaction inhibition, a wide fire suppression range, a physical property of quickly absorbing heat from the surroundings, and a remote throwing function, thereby being applicable to various fires.

IPC Classes  ?

• A62C 3/02 - Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
• A62C 19/00 - Hand fire-extinguishers in which the extinguishing substance is expelled by an explosionExploding containers thrown into the fire
• A62C 35/06 - Containers destroyed or opened by falling
• A62C 35/10 - Containers destroyed or opened by flames or heat
• A62C 37/11 - Releasing means, e.g. electrically released heat-sensitive
• F42B 12/36 - Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for dispensing materialsProjectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for producing chemical or physical reactionProjectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for signalling
• F42B 12/50 - Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for dispensing materialsProjectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for producing chemical or physical reactionProjectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for signalling for dispensing gases, vapours, powders or chemically-reactive substances by dispersion
• F42C 19/06 - Electric contact parts specially adapted for use with electric fuzes

Abstract

Provided is a method of producing a nickel nanopowder, the method capable of preventing coagulation between particles and, accordingly, providing a nickel nanopowder having a small average particle size and a low coagulation rate. According to an embodiment of the present invention, the method of producing a nickel nanopowder includes providing a nickel salt and a shell-forming material; nucleating and growing nickel core particles from the nickel salt; forming a shell layer on surfaces of the nickel core particles using the shell-forming material; and removing the shell layer to form the nickel nanopowder.

IPC Classes  ?

• B05D 1/00 - Processes for applying liquids or other fluent materials
• B22F 1/054 - Nanosized particles
• B22F 1/145 - Chemical treatment, e.g. passivation or decarburisation
• B22F 1/16 - Metallic particles coated with a non-metal
• B22F 9/26 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions using gaseous reductors

Abstract

+) in the tin-silver plating solution is uniformly maintained, and thus a uniform silver composition in the formed tin-silver solder bumps can be achieved.

IPC Classes  ?

• C25D 3/60 - ElectroplatingBaths therefor from solutions of alloys containing more than 50% by weight of tin
• C25D 3/64 - ElectroplatingBaths therefor from solutions of alloys containing more than 50% by weight of silver
• C25D 5/02 - Electroplating of selected surface areas
• H01L 23/00 - Details of semiconductor or other solid state devices

Abstract

A low-pressure forming device for laser welding according to a technical idea of the present invention includes: a chamber body which includes a window area formed at an upper part thereof and configured to allow laser to be transmitted therethrough and a hollow part formed therein and configured to allow laser to pass therethrough; and a low-pressure forming part including a through-hole formed through a wall body of the chamber body along the perimeter of the chamber body to induce a spiral flow of gas in the hollow part so as to form a low-pressure section inside the chamber body, wherein the low-pressure forming part includes: a gas inlet including one or more through-holes formed so that the gas can be injected into the hollow part at a predetermined angle with respect to the central direction of the chamber body; and a gas exhaust port including one or more through-holes formed so that the gas flowing in the hollow part can be exhausted to the outside of the chamber body.

IPC Classes  ?

• B23K 26/21 - Bonding by welding
• B23K 26/12 - Working by laser beam, e.g. welding, cutting or boring in a special environment or atmosphere, e.g. in an enclosure
• B23K 26/70 - Auxiliary operations or equipment

Abstract

A method of manufacturing a carrier-selective contact junction silicon solar cell includes: preparing a conductive silicon substrate; forming a first passivation layer and a second passivation layer on and under the conductive silicon substrate, respectively; forming an electron-selective contact layer under the second passivation layer; forming a hole-selective contact layer on the first passivation layer; forming an upper transparent electrode on the hole-selective contact layer; forming an upper metal electrode on the upper transparent electrode; and forming a lower metal electrode under the electron-selective contact layer. In forming the hole-selective contact layer, a sandwich-structured multilayer film is formed by depositing a copper iodide thin film on a top surface and a bottom surface of an iodine thin film, and a single-film copper iodide thin film is formed by low-temperature annealing the sandwich-structured multilayer film.

IPC Classes  ?

• H01L 31/0749 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN heterojunction type including a AIBIIICVI compound, e.g. CdS/CuInSe2 [CIS] heterojunction solar cells
• H01L 31/0445 - PV modules or arrays of single PV cells including thin film solar cells, e.g. single thin film a-Si, CIS or CdTe solar cells
• H01L 31/0224 - Electrodes
• H01L 31/0376 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes including amorphous semiconductors
• H01L 31/18 - Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof

Abstract

Provided are a polishing pad including a porous protrusion pattern, a polishing device including the same, and a manufacturing method of a polishing pad. The polishing pad includes a support layer, and a pattern layer disposed directly on the support layer, the pattern layer comprising a protrusion pattern having a plurality of pores. The pores contribute to an increase in perimeter length of the protrusion pattern in plan view, and a perimeter length of a polishing surface formed by the protrusion pattern per unit area is in a range of 1.0 mm/mm2 to 50.0 mm/mm2.

IPC Classes  ?

• B24B 37/22 - Lapping pads for working plane surfaces characterised by a multi-layered structure
• B24B 37/04 - Lapping machines or devicesAccessories designed for working plane surfaces
• B24D 18/00 - Manufacture of grinding tools, e.g. wheels, not otherwise provided for

Abstract

The present disclosure relates to a method for treating exhaust gas including a plasma reaction operation of reacting exhaust gas containing a volatile organic compound (VOC) with low-temperature plasma to generate exhaust gas containing a VOC-derived intermediate, and a combustion operation of combusting the exhaust gas containing the VOC-derived intermediate to produce carbon dioxide and water.

IPC Classes  ?

• F23G 7/06 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of specific waste or low grade fuels, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
• B01D 53/72 - Organic compounds not provided for in groups , e.g. hydrocarbons
• B01D 53/76 - Gas phase processes, e.g. by using aerosols

Abstract

2222222O from the superimposed signal.

IPC Classes  ?

• G01N 21/39 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
• G01N 21/31 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
• G06F 17/10 - Complex mathematical operations

Abstract

The present invention relates to a nozzle assembly capable of producing a three-dimensional sculpture having magnetism having a magnetization direction oriented in one direction, a three-dimensional printer comprising same, a three-dimensional printing method, and an electronic component case manufactured using same. The nozzle assembly may comprise: a discharge part body; a material supplying part formed on the upper end of the discharge part body to supply a material supplied from a material supply device; a material melting part connected to the end of the material supplying part in the discharge part body and melting the material supplied through the material supplying part; a magnetic field applying part connected to the end of the material melting part in the discharge part body and applying a magnetic field to the melted material to allow metal powder included in the material to be magnetized; and a discharge part connected to the end of the magnetic field applying part in the discharge part body to be formed at the lower end of the discharge part body and discharging the melted material.

IPC Classes  ?

• B29C 64/209 - HeadsNozzles
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• H01F 7/00 - Magnets
• H01F 17/04 - Fixed inductances of the signal type with magnetic core
• B29C 64/321 - Feeding
• B29C 64/336 - Feeding of two or more materials
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 30/00 - Apparatus for additive manufacturingDetails thereof or accessories therefor
• B33Y 70/10 - Composites of different types of material, e.g. mixtures of ceramics and polymers or mixtures of metals and biomaterials
• B29L 31/34 - Electrical apparatus, e.g. sparking plugs or parts thereof

Abstract

The present invention relates to a driving motor, and more particularly, to a 6-phase driving motor including input terminals made of multiple conductor materials.

IPC Classes  ?

• H02K 3/02 - Windings characterised by the conductor material
• H02K 3/28 - Layout of windings or of connections between windings

Abstract

Provided is a system and method for generating an image of quantification of the concentration of a material in a reaction area. A system for generating an image of quantification of the concentration of a material in a reaction area, according to an embodiment of the present invention, comprises: a capturing unit which generates a 2D image by obtaining a light radiation signal for a specific wavelength in the reaction area generated in a reaction system; a laser absorption spectrometer unit which irradiates a laser of a specific wavelength to a plurality of points in the reaction area and receives a light absorption signal for the irradiated laser; a light absorption signal analysis unit which analyzes the light absorption signal and calculates a concentration value of a material to be measured; and a calibration unit which determines the concentration value calculated by the light absorption signal analysis unit as a concentration value corresponding to the amount of light at a corresponding point of the obtained 2D image, and generates a quantified 2D image by estimating a concentration value for each light amount on the basis of the determined concentration value of the corresponding light amount in the 2D image.

IPC Classes  ?

• F23N 5/08 - Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements
• F23N 5/24 - Preventing development of abnormal or undesired conditions, i.e. safety arrangements
• G01N 21/31 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry

Abstract

Disclosed are a BIPV-applicable high-power shingled photovoltaic module and a manufacturing method therefor, the module comprising: a solar panel having a shingled array structure; a first sealant stacked on the solar panel so as to protect the solar panel; a second sealant stacked under the solar panel in order to protect the solar panel; a front cover through which the sunlight passes, and which is stacked on the first sealant so as to protect the first sealant; and a first back sheet stacked under the second sealant in order to protect the solar panel from the outside environment, and thus aesthetic impression and reflectance reduction of a high-power shingled photovoltaic module are increased so that use as an external design element of a building is possible.

IPC Classes  ?

• H01L 31/046 - PV modules composed of a plurality of thin film solar cells deposited on the same substrate
• H01L 31/048 - Encapsulation of modules

Abstract

According to one embodiment of the present invention, provided is a three-dimensional printing method comprising: a first step of applying a ceramic composition; a second step of spraying a reaction solution at at least a part of the applied ceramic composition; and a third step of irradiating the applied ceramic composition with energy so as to cure, through a chemical reaction, the region at which the reaction solution has been sprayed, thereby forming a ceramic layer, wherein at least one cycle of the first to third steps is repeatedly performed on the ceramic layer, and the remaining part, excluding the part cured through the chemical reaction, is removed so as to form a three-dimensional structure.

IPC Classes  ?

• B28B 1/00 - Producing shaped articles from the material
• B28B 11/24 - Apparatus or processes for treating or working the shaped articles for curing, setting or hardening
• C04B 35/626 - Preparing or treating the powders individually or as batches
• C04B 35/636 - Polysaccharides or derivatives thereof
• C04B 35/634 - Polymers
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 40/20 - Post-treatment, e.g. curing, coating or polishing
• B33Y 70/00 - Materials specially adapted for additive manufacturing

Abstract

The present invention relates to a combustor having high turndown ratio (TDR), the combustor comprising: an air supply portion for supplying the air; a fuel supply tube which is located at the center of the air supply portion and through which the fuel is supplied; a flame piloting baffle arranged in a reverse conical shape having an inclined surface which is extended from the front end of the fuel supply tube while increasing the diameter thereof and is located at the front end of the air supply portion, and having a certain space formed therein; a fuel injection tube which is extended from the front end of the fuel supply tube, and is located along the inclined surface in the flame piloting baffle; a main air supply port which is the front end of the air supply portion opening toward the central axis of the flame piloting baffle; a plurality of auxiliary air supply ports which are formed in the inclined surface of the flame piloting baffle; a main fuel injection port which is located at the front end of the fuel injection tube; and a plurality of auxiliary fuel injection ports which are located inside the fuel injection tube.

IPC Classes  ?

• F23D 14/60 - Devices for simultaneous control of gas and combustion air
• F23D 14/64 - Mixing devicesMixing tubes with injectors
• F23D 14/22 - Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
• F23D 14/26 - Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid with provision for a retention flame
• F23N 1/02 - Regulating fuel supply conjointly with air supply

Abstract

The present invention provides a canning-free hot isostatic pressing powder metallurgy method, which enables personnel expenses and time for manufacturing a canning container in a conventional hot isostatic pressing powder metallurgy method including a canning process to be reduced using a simple method of stacking a can material on the outside of a powder metallurgy target material, and then vacuum-heat-treating same so as to form a can layer on the outside of the powder metallurgy target material.

IPC Classes  ?

• B22F 3/04 - Compacting only by applying fluid pressure
• B22F 3/14 - Both compacting and sintering simultaneously
• B30B 11/00 - Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses or tabletting presses
• B30B 15/00 - Details of, or accessories for, pressesAuxiliary measures in connection with pressing
• C22C 1/04 - Making non-ferrous alloys by powder metallurgy

Abstract

Proposed is a Fe-based alloy and a filler metal including the same. The Fe-based alloy contains 15% to 25% by weight of nickel (Ni), 0.5% to 3% by weight of manganese (Mn), 2% to 8% by weight of cobalt (Co), 0.1% to 0.5% by weight of carbon (C), and the balance iron (Fe) and unavoidable impurities.

IPC Classes  ?

• C22C 38/10 - Ferrous alloys, e.g. steel alloys containing cobalt
• C22C 38/04 - Ferrous alloys, e.g. steel alloys containing manganese
• C21D 9/50 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor for welded joints

Abstract

The present disclosure relates to an epoxy resin of which distribution of molecular weight having distribution range of molecular weight of 300 to 2,000,000 is adjusted such that an upper limit value is increased to a maximum of 2,000,000, a method of preparing the same, a composition comprising the same, and a use thereof. The epoxy resin having controlled distribution of molecular weight of the present disclosure may have improved thermal properties of an epoxy system by expanding the distribution of molecular weight, and may exhibit excellent processability.

IPC Classes  ?

• C08L 63/04 - Epoxynovolacs
• C08G 59/24 - Di-epoxy compounds carbocyclic
• C08G 59/62 - Alcohols or phenols
• C08G 59/50 - Amines
• C08G 59/40 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the curing agents used
• C08G 59/68 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the catalysts used

Abstract

Provided are an apparatus for producing inorganic powder, and a method of producing inorganic powder by using such. The apparatus includes a vaporization part where a condensed-phase precursor is vaporized to obtain a gas-phase precursor, a partial precipitation part where the gas-phase precursor obtained in the vaporization part is partially precipitated to a condensed phase, and a reaction part where the gas-phase precursor remaining after being partially precipitated to a condensed phase in the partial precipitation part reacts with a reaction gas to obtain inorganic powder. An equilibrium vapor pressure of the gas-phase precursor in the partial precipitation part is lower than a vapor pressure of the gas-phase precursor obtained in the vaporization part, and an equilibrium vapor pressure of the precursor in the reaction part is equal to or higher than a vapor pressure of the gas-phase precursor partially precipitated to a condensed phase in the partial precipitation part.

IPC Classes  ?

• B01J 19/24 - Stationary reactors without moving elements inside
• B01J 12/02 - Chemical processes in general for reacting gaseous media with gaseous mediaApparatus specially adapted therefor for obtaining at least one reaction product which, at normal temperature, is in the solid state
• B01J 12/00 - Chemical processes in general for reacting gaseous media with gaseous mediaApparatus specially adapted therefor
• B22F 9/16 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using chemical processes

Abstract

The disclosed invention provides a photovoltaic module with an improved electrode structure of a solar cell and having any of various shapes. The photovoltaic module includes electrode members each including a finger electrode and a busbar electrode on a front surface of a solar cell to correspond to the number of divided cells, wherein the finger electrode is disposed as a plurality of finger electrodes in a first direction parallel to a short side of a divided unit cell, and the busbar electrode includes a collection electrode line which extends in a second direction parallel to a long side of the divided unit cell and connects ends of the plurality of finger electrodes and a connecting electrode line which is branched off from an end of the collection electrode line and extends in the first direction to be electrically connected to another unit cell.

IPC Classes  ?

• H01L 31/05 - Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
• H01L 31/18 - Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof

Abstract

An embodiment of the present invention provides a cutting tool with tool inside cooling passages. The cutting tool with tool inside cooling passages, according to an embodiment of the present invention, comprises: a core portion; a cutter provided on the outside of the core portion; and cutter cooling channels located in the cutter adjacent to the cutting face of the cutter, wherein the cutter cooling channels are formed in the cutter as the core portion and the cutter are formed by metal 3D printing.

IPC Classes  ?

• B23C 5/28 - Features relating to lubricating or cooling
• B23B 51/06 - Drills with lubricating or cooling equipment

Abstract

One embodiment of the present invention provides a lightweight tool holder capable of vibration damping. The lightweight tool holder capable of vibration damping according to an embodiment of the present invention comprises: a tool fixing part to which a tool is coupled; a spindle coupling part connected to the tool fixing part and coupled to a spindle; and a lightweight vibration attenuation part formed by stacking metals between the tool fixing part and the spindle coupling part. The lightweight vibration attenuation part comprises: a plurality of first metal layers stacked to be distanced from one another; and second metal layers comprising a plurality of support bars connecting between the plurality of first metal layers. The lightweight vibration attenuation part is formed by 3D printing.

IPC Classes  ?

• B23B 29/02 - Boring bars

Abstract

One embodiment of the present invention provides a robot spindle adapter for high rigidity and vibration damping. A robot spindle adapter for high rigidity and vibration damping, according to an embodiment of the present invention, comprises: an adapter body to which a spindle of a robot arm is coupled; and a metal-laminated damping unit provided in the central portion of the adapter body and in contact with the spindle, the metal-laminated damping unit being formed by laminating a metal, wherein the metal-laminated damping unit is formed by means of 3D printing.

IPC Classes  ?

• B25J 19/00 - Accessories fitted to manipulators, e.g. for monitoring, for viewingSafety devices combined with or specially adapted for use in connection with manipulators
• B23Q 11/00 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling workSafety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
• B23B 29/02 - Boring bars

Abstract

One embodiment of the present invention provides a cutting tool capable of adjusting rigidity and attenuation. The cutting tool capable of adjusting rigidity and attenuation according to an embodiment of the present invention comprises: a core part having a core attenuation channel provided in the central part thereof; a cutter formed on the core part and having a cutter attenuation channel; and one or more attenuation rods inserted to the core attenuation channel and the cutter attenuation channel, respectively, and formed from a material different from the core part and the cutter, wherein the core attenuation channel and the cutter attenuation channel are formed as the core part and the cutter are formed by metal 3D printing, the attenuation performance determined in accordance with the selection of the material of the attenuation rods.

IPC Classes  ?

• B23B 27/00 - Tools for turning or boring machinesTools of a similar kind in generalAccessories therefor
• B23B 51/02 - Twist drills
• B22F 5/00 - Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product

Abstract

A cartridge transport device for a multi-prober is provided. The present invention comprises: a first transport unit for moving a body frame in a Y axis direction parallel to the width direction of an inspection chamber by a first driving source; a second transport unit for moving an inner frame in a Z axis direction parallel to the height direction of the inspection chamber by a second driving source; a third transport unit for moving a reciprocating support in an X axis direction orthogonal to the Y axis direction by a third driving source; and a handler including a first sub-driving source and a second sub-driving source, the first sub-driving source having an upper carrier plate slidably assembled with a first sub-rail provided on the reciprocating support and moving the upper carrier plate in the Z axis direction, the second sub-driving source having a lower carrier plate slidably assembled with a second sub-rail provided on the upper carrier plate, and moving the lower carrier plate in the X axis direction, the lower carrier plate having a first and a second arm provided at a front end and a rear end thereof, respectively, the first and the second arm being selectively and correspondingly engaged and connected with a first and a second arm hole formed through the front and the rear end of the cartridge, respectively, so that the handler carries, in the X axis direction, the cartridge held by to the first and the second arm.

IPC Classes  ?

• G01R 31/28 - Testing of electronic circuits, e.g. by signal tracer
• G01R 1/04 - HousingsSupporting membersArrangements of terminals

Abstract

A cartridge locking apparatus for a multi-prober is provided. The present invention relates to an apparatus for locking a card assembly and a chuck assembly in a cartridge, which comprises the card assembly including a probe card with a plurality of probes, and the chuck assembly having a wafer arranged thereon, the apparatus comprising: a locking part, which locks and connects the lower end of the card assembly and the upper end of the chuck assembly to each other so as to generate a locking force for integrating the card assembly, the wafer and the chuck assembly; and an elastic stopper, which has at least one elastic body arranged between a stationary member fixed to the chuck assembly and a movable member fastened, in vertically movable manner, to the stationary member, so as to elastically support the movable member toward the card assembly, and thus generates an elastic force so that the probes are elastically in contact with the wafer while maintaining the distance between the probes and the wafer when the elastic stopper is in contact with the card assembly.

IPC Classes  ?

• G01R 31/28 - Testing of electronic circuits, e.g. by signal tracer
• G01R 1/04 - HousingsSupporting membersArrangements of terminals
• G01R 1/073 - Multiple probes

Abstract

A method for diagnosing physical properties of pre-simulation additive material by using a 3D printing-type building material supply device for additive manufacturing for a building, according to the present invention, comprises the steps of: (a) setting a target supply condition of a building material; (b) stacking a predetermined layer by extruding the building material according to the target supply condition through the building material supply device; (c) quantifying the shape of the stacked layer by projecting a laser to measure a stacked structure and determining whether the quantified shape of the stacked layer is appropriate; (d1) when it is determined that the layer with the quantified shape has a non-appropriate shape in step (c), performing subsequent processing for correction control, and re-performing the steps (b) and (c); (d2) when it is determined that the layer with the quantified shape has an appropriate shape in step (c), stacking an additional layer by extruding the building material through the building material supply device according to the target supply condition; and (e) diagnosing physical properties of the material while repeatedly performing steps (c) to (d2).

IPC Classes  ?

• G01B 11/24 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
• G01N 21/88 - Investigating the presence of flaws, defects or contamination
• B33Y 30/00 - Apparatus for additive manufacturingDetails thereof or accessories therefor
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes

Abstract

According to one aspect of the present invention, a heat treatment method for a metal powder is provided. The heat treatment method for a metal powder, according to one embodiment of the present invention, comprises the steps of: preparing a metal powder-anti-sintering agent composite comprising metal powders dispersed and arranged so as to be distanced from each other in an anti-sintering agent; and heat treating the metal powder-anti-sintering agent composite.

IPC Classes  ?

• B22F 1/142 - Thermal or thermo-mechanical treatment
• B22F 1/16 - Metallic particles coated with a non-metal
• H01B 1/22 - Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
• H01G 4/008 - Selection of materials
• H01G 4/30 - Stacked capacitors

Abstract

An embodiment of the present invention provides a technique of measuring and analyzing a position in which an object to be actually processed is positioned and the shape of the object to be processed and then correcting a processing path with respect to the object to be processed. A post-processing-path-optimized processing device of a robot according to an embodiment of the present invention includes: a robot which is provided with multiple links and drives with multiple degrees of freedom; a processing part which is coupled to an end of the robot and performs a post-processing on an object to be processed; a vision part for performing image capturing of the object to be processed; and a control module which generates a basic movement path of the processing part, and receives a signal from the vision part and then corrects the basic movement path of the processing part to generate a correction movement path of the processing part.

IPC Classes  ?

• B25J 9/16 - Programme controls
• B25J 11/00 - Manipulators not otherwise provided for
• B25J 13/08 - Controls for manipulators by means of sensing devices, e.g. viewing or touching devices
• B23Q 17/09 - Arrangements for indicating or measuring on machine tools for indicating or measuring cutting pressure or cutting-tool condition, e.g. cutting ability, load on tool
• B23Q 17/24 - Arrangements for indicating or measuring on machine tools using optics
• B23Q 17/22 - Arrangements for indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
• G05B 19/402 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for positioning, e.g. centring a tool relative to a hole in the workpiece, additional detection means to correct position
• G05B 19/404 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for compensation, e.g. for backlash, overshoot, tool offset, tool wear, temperature, machine construction errors, load, inertia

Abstract

An embodiment of the present invention provides a technique for enabling, in a machining process using a robot, such as drilling, the robot to perform a machining process with a posture with the greatest stiffness. A processing apparatus for implementing a robot stiffness-maintaining posture, according to an embodiment of the present invention, comprises: a robot which has a plurality of links and a plurality of joints and is redundancy-driven; a processing unit which is coupled to the terminal end of the robot and is equipped with a tool to process a processing target; a stiffness data unit which generates stiffness data that is a stiffness value of each of the plurality of joints that change according to the posture of the robot; and a control unit which receives the stiffness data from the stiffness data unit, and receives information on the cutting force, which is a force applied to the tool, from the processing unit, to predict the posture deformation of the robot when the tool works on the processing target and to control the posture of the robot so that the posture is at the maximum stiffness.

IPC Classes  ?

• B25J 11/00 - Manipulators not otherwise provided for
• B25J 9/16 - Programme controls
• B25J 9/06 - Programme-controlled manipulators characterised by multi-articulated arms
• B25J 13/08 - Controls for manipulators by means of sensing devices, e.g. viewing or touching devices

Abstract

One embodiment of the present invention provides a technique for controlling, during processing using a robot, the robot so as to facilitate error correction of a processing path for an object to be processed. A robot control method using a contour control algorithm, according to an embodiment of the present invention, comprises: a first step of coupling a laser tracker to a robot so as to emit a laser beam at a processing unit having a tool, and thus measure actual position and actual direction, which are the real-time position and direction of the tool; a second step of dividing a reference processing path, which is a processing path of the tool previously set according to an object to be processed, into a plurality of straight lines and setting reference position and reference direction, which are the position and direction of the tool on the reference processing path; a third step of deriving a contour reference position, which is the position of the tool of which a position error has been corrected, by using two vertical connection lines vertically connecting the actual position to each of two straight lines passing through the closest reference position, which is the reference position closest to the actual position from among the plurality of straight lines; a fourth step of deriving a contour reference direction, which is the direction of the tool of which a direction error has been corrected, by using a reference direction at the closest reference position and the actual direction; and a fifth step of using the contour reference position and the contour reference direction so as to control the position and the direction of the tool, and thus control the robot.

IPC Classes  ?

• B25J 9/16 - Programme controls
• B25J 11/00 - Manipulators not otherwise provided for
• B25J 9/06 - Programme-controlled manipulators characterised by multi-articulated arms
• B25J 13/08 - Controls for manipulators by means of sensing devices, e.g. viewing or touching devices
• B25J 19/02 - Sensing devices
• B23Q 17/22 - Arrangements for indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
• G05B 19/19 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
• G05B 19/402 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for positioning, e.g. centring a tool relative to a hole in the workpiece, additional detection means to correct position

Abstract

The present invention provides a reactor for producing hydrogen and carbon through pyrolysis of methane by a thermal storage method, and a combination reactor comprising same, the reactor for producing hydrogen and carbon comprising: a reaction unit in which combustion of pure oxygen of carbon and pyrolysis of methane occur; a first accommodating unit that supplies oxygen and carbon to the reaction unit or accommodates carbon and hydrogen obtained by pyrolysis of methane; a flame supply unit that generates a flame inside the reaction unit; a heat storage unit that is located inside the reaction unit and stores heat generated during combustion of pure oxygen of carbon; and a second accommodating unit that accommodates carbon dioxide generated by the combustion of pure oxygen of carbon or supplies methane to the reaction unit, wherein the combustion of pure oxygen of carbon and pyrolysis of methane are alternately performed.

IPC Classes  ?

• C01B 3/24 - Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons
• C01B 32/05 - Preparation or purification of carbon not covered by groups , , ,
• C01B 32/40 - Carbon monoxide
• C01B 32/50 - Carbon dioxide
• B01J 6/00 - CalciningFusing
• B01J 19/00 - Chemical, physical or physico-chemical processes in generalTheir relevant apparatus
• B01J 19/30 - Loose or shaped packing elements, e.g. Raschig rings or Berl saddles, for pouring into the apparatus for mass or heat transfer

Abstract

The present invention provides an ammonia decomposition and hydrogen production system using a liquid metal, the system comprising: a post-reactor for combusting fuel or reacting the fuel with an oxidizing agent to generate a product; a first decomposition device for reacting the liquid metal accommodated therein with ammonia supplied from the outside, thereby decomposing the ammonia into hydrogen and nitrogen; and a heat exchanger for recovering waste heat included in the product transferred from the post-reactor, thereby exchanging heat with the liquid metal, wherein the liquid metal stores the waste heat as reaction heat, transfers the reaction heat to ammonia when the ammonia is being decomposed, and serves as a catalyst for decomposing the ammonia.

IPC Classes  ?

• C01B 3/04 - Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of inorganic compounds, e.g. ammonia
• B01J 8/02 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds

Abstract

The present invention relates to a greenhouse gas reduction device using a liquid metal and a method for operating same and, more specifically, to a greenhouse gas reduction device, using a liquid metal, for simultaneously removing a variety of greenhouse gases in large quantities, and a method for operating same. To accomplish the above purpose, the present invention provides a greenhouse gas reduction device using a liquid metal, the device comprising: a reaction part which is provided to hold a liquid metal therein; and a transfer part which introduces a raw material comprising greenhouse gas compounds into the reaction part, wherein the reaction part is provided to aerate the raw material in the liquid metal to dissociate molecules constituting the raw material.

IPC Classes  ?

• B01D 53/78 - Liquid phase processes with gas-liquid contact
• B01D 53/79 - Injecting reactants
• B01D 53/62 - Carbon oxides
• B01D 53/30 - Controlling by gas-analysis apparatus

Abstract

The present invention provides a hydrogen and carbon generation system using methane pyrolysis by means of fluidized bed indirect heat exchange, the system comprising: a combustor for generating carbon dioxide by oxy-circulating fluidized bed combustion of fuel; a methane flow path which is disposed inside the combustor and through which methane is supplied from the outside and circulates; a pyrolyzer communicating with the methane flow path and generating hydrogen and carbon by pyrolysis of methane supplied via the methane flow path by means of heat transferred from beads supplied from the combustor; a separator for separating hydrogen and carbon transferred from the pyrolyzer, generating at least some of the carbon into solid carbon, and supplying the rest of the carbon to the combustor; heat exchangers comprising a first heat exchanger, for exchanging heat between oxygen supplied from the outside and hydrogen supplied from the separator, and a second heat exchanger disposed so as to surround at least a part of the methane flow path and exchanging heat between methane and carbon dioxide supplied from the combustor; a carbon dioxide tank for storing the carbon dioxide which has been heat exchanged by the second heat exchanger; and blowers comprising an oxygen blower, for supplying the oxygen supplied via the first heat exchanger to the combustor, and a carbon dioxide blower for supplying at least some of the carbon dioxide supplied from the carbon dioxide tank to the combustor.

IPC Classes  ?

• C01B 3/30 - Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons using moving solid particles using the fluidised bed technique
• C01B 3/26 - Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons using catalysts

Abstract

The present invention relates to a soft nitriding method capable of improving wear resistance, fatigue resistance, and the like by diffusing nitrogen and carbon into a metal product, wherein the method comprises: a treatment gas introduction step of introducing ammonia gas and carbonizing gas into a reaction chamber; an ammonia gas decomposition step of decomposing the ammonia gas to generate hydrogen gas; a nitriding potential control step of maintaining the close of a treatment gas feeding part by the hydrogen gas until the nitriding potential value inside the reaction chamber reaches a predetermined first reference value; a carbonizing gas introduction step of introducing the carbonizing gas into the reaction chamber by controlling the treatment gas feeding part; and a carbonizing potential control step of controlling the flow rate of the carbonizing gas introduced into the reaction chamber by the hydrogen gas and the carbonizing gas until the carbonizing potential value inside the reaction chamber reaches a predetermined second reference value.

IPC Classes  ?

• C23C 8/30 - Carbo-nitriding
• C23C 8/32 - Carbo-nitriding of ferrous surfaces

Abstract

One embodiment of the present invention provides a technology for automatically performing a polishing process by using a robot and controlling the polishing process in real time by monitoring a current value of a spindle in real time. A polishing device using a robot, according to an embodiment of the present invention, comprises: a polishing robot which is a robot having a plurality of links and operating with multiple degrees of freedom; a polishing unit which is coupled to an end of the polishing robot and polishes the surface of an object to be polished; a surface roughness measurement unit which is coupled to the polishing robot and measures the surface roughness of a portion of the surface of the object to be polished immediately before being polished by the polishing unit; and a control unit which receives information on a change in a motor current that is a current supplied to the polishing unit, receives information on the surface roughness of the object to be polished from the surface roughness measurement unit, and transmits a control signal to the polishing unit so as to stop the operation of the polishing unit by using each piece of information.

IPC Classes  ?

• B24B 49/02 - Measuring or gauging equipment for controlling the feed movement of the grinding tool or workArrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent
• B24B 49/10 - Measuring or gauging equipment for controlling the feed movement of the grinding tool or workArrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving electrical means
• B24B 47/12 - Drives or gearings for grinding machines or devicesEquipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
• H02K 11/27 - Devices for sensing current, or actuated thereby
• G06N 20/00 - Machine learning
• B25J 11/00 - Manipulators not otherwise provided for
• B25J 13/08 - Controls for manipulators by means of sensing devices, e.g. viewing or touching devices
• B25J 9/06 - Programme-controlled manipulators characterised by multi-articulated arms

Abstract

The present invention provides a thermochromic film in which vanadium dioxide can be used without a doping process after the phase transition temperature thereof is reduced, and thus, there are economic and environmental advantages, and a method for manufacturing a thermochromic film, the method comprising: a formation step of forming a coating layer by applying a solution including untreated vanadium oxide onto a substrate; and a formation step of forming a thermochromic layer by phase change of untreated vanadium oxide to vanadium dioxide through annealing using intense pulsed light (IPL).

IPC Classes  ?

• G02F 1/01 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour
• G02F 1/00 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics
• B29D 11/00 - Producing optical elements, e.g. lenses or prisms
• C09D 5/26 - Thermosensitive paints
• C09D 1/00 - Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
• C09D 11/50 - Sympathetic, colour-changing or similar inks

Abstract

The present invention relates to a heat-resistant lightweight resin for manufacturing a high-output and high-capacity lightweight cable, a method for manufacturing same, and a cable manufactured from same.

IPC Classes  ?

• C08F 220/14 - Methyl esters
• C08F 230/08 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing a metal containing silicon
• C08L 23/20 - Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
• C08L 23/08 - Copolymers of ethene
• C08K 9/06 - Ingredients treated with organic substances with silicon-containing compounds
• H01B 7/02 - Disposition of insulation
• H01B 13/14 - Insulating conductors or cables by extrusion

Abstract

Provided is an ejector module that can be applied to a casting process using a die-casting mold, the ejector module comprising: a plurality of ejector members; a first plate which includes a guide bar and on which the plurality of ejector members are installed; and a second plate which is detachably coupled to the first plate, wherein the ejector member comprises a pin member which releases a product formed in a cavity from a mold and a head member that is detachably/attachably coupled to the pin member. In addition, the first plate has a plurality of first insertion holes for attaching the pin member and a seating groove formed in the same size as the head member so that the head member can be seated thereon. Thus, a device structure can be simplified and can be easily installed in a gap space of a retaining member provided in an existing mold.

IPC Classes  ?

• B22D 17/22 - DiesDie platesDie supportsCooling equipment for diesAccessories for loosening and ejecting castings from dies
• B22D 2/00 - Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
• G01K 1/14 - SupportsFastening devicesArrangements for mounting thermometers in particular locations
• G01K 1/12 - Protective devices, e.g. casings for preventing damage due to heat overloading

Abstract

An embodiment of the present disclosure provides a metal architectured plate with senses of tactile warmth and elasticity. According to an embodiment of the present disclosure, there is an effect that it is possible to provide a metal architectured plate with senses of tactile warmth and elasticity which is configured by stacking sheet-like metal architectured materials having micro-thickness with senses of tactile warmth and elasticity, the metal architectured materials including base microchannels formed with regular intervals; and microchannels with senses of tactile warmth and elasticity formed to protrude between the base microchannels, such that the base microchannels and the microchannels with senses of tactile warmth and elasticity form channels with senses of tactile warmth and elasticity, which are spaces for allowing control of thermal conductivity and an elastic modulus, thereby imparting human-friendly senses of tactile warmth and elasticity.

IPC Classes  ?

• B32B 3/30 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layerLayered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a layer with cavities or internal voids characterised by a layer formed with recesses or projections, e.g. grooved, ribbed
• B32B 15/01 - Layered products essentially comprising metal all layers being exclusively metallic
• B32B 37/10 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using direct action of vacuum or fluid pressure
• B32B 3/26 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layerLayered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a layer with cavities or internal voids

Abstract

A pellet manufacturing apparatus according to the present invention includes: a reactor part for producing and discharging either gas hydrate slurry or ice slurry; a pellet forming part which is provided at one side of the outer portion of the reactor part, and which compresses the slurry discharged from the reactor part, so as to form the same into a pellet shape; and a control part for controlling the operation of the reactor part and the pellet forming part, wherein the control part controls the operation of a heating module so that the internal temperature of a first pipe is adjusted to be within a predetermined temperature range when the pellets are formed.

IPC Classes  ?

• C02F 1/22 - Treatment of water, waste water, or sewage by freezing
• C02F 1/00 - Treatment of water, waste water, or sewage

Abstract

According to the present disclosure, a hot stamping forming method for forming components having various strength according to parts through cooling control for each position includes: setting a required strength for each product part for a sheet supplied into a multi-point forming mold device to which a plurality of forming modules are coupled; adjusting an arrangement of the plurality of forming modules according to the set required strength; and performing cooling control for each part by controlling an amount of cooling air or mist sprayed to the sheet by the air jet nozzle in order to achieve a required cooling speed for each strength part of the supplied sheet, wherein components having various shapes are formable with respect to the supplied sheet in a single mold.

IPC Classes  ?

• B21D 22/02 - Stamping using rigid devices or tools
• B21D 37/16 - Heating or cooling
• C21D 1/667 - Quenching devices for spray quenching

Abstract

According to one embodiment of the present invention, a method for manufacturing an Re-Fe-B-based magnet using 3D printing comprises: a powder layer forming step of supplying spherical Re-Fe-B-based magnetic powders to a work table so as to form a magnetic powder layer having a predetermined thickness, wherein Re is a rare earth element including any one of neodymium (Nd), cerium (Ce), lanthanum (La), dysprosium (Dy), and terbium (Tb) or a combination of rare earth elements; a powder bonding step of spraying a liquid binder to the magnetic powder layer so as to bond the magnetic powders in the magnetic powder layer to each other, thereby forming a powder bonding layer; and a magnetic field application step of applying a magnetic field to the powder bonding layer, wherein a bulk magnetic body is formed by repeating the powder layer forming step, the powder bonding step, and the magnetic field application step at least once as one cycle, and the powder layer forming step, the powder bonding step, and the magnetic field application step are performed in a vacuum atmosphere or an inert atmosphere.

IPC Classes  ?

• H01F 41/02 - Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformersApparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils or magnets
• H01F 1/057 - Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
• C22C 28/00 - Alloys based on a metal not provided for in groups
• B22F 10/32 - Process control of the atmosphere, e.g. composition or pressure in a building chamber
• B22F 10/64 - Treatment of workpieces or articles after build-up by thermal means
• B33Y 10/00 - Processes of additive manufacturing

Abstract

The present invention relates to a heat-resistant resin for manufacturing a high-output and high-capacity cable, a method for manufacturing the resin, and a cable manufactured from the resin.

IPC Classes  ?

• C08L 23/16 - Ethene-propene or ethene-propene-diene copolymers
• C08L 23/08 - Copolymers of ethene
• C08F 210/18 - Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
• C08K 9/06 - Ingredients treated with organic substances with silicon-containing compounds
• C08K 5/37 - Thiols
• C08K 5/00 - Use of organic ingredients
• C08J 3/22 - Compounding polymers with additives, e.g. colouring using masterbatch techniques
• H01B 9/02 - Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
• H01B 13/24 - SheathingArmouringScreeningApplying other protective layers by extrusion

Abstract

The present invention relates to: a hydrogen production system using evaporative power generation, wherein the hydrogen production system includes an evaporative power generation module unit that generates electrical power by means of evaporative power generation; and a desalination system including the evaporative power generation module unit. The present invention uses evaporative power generation using the natural diffusion characteristics and concentration gradients of water, and is thus environmentally friendly. In the case of the desalination device, an evaporative power generation module utilizing the humidity in the air is used, and thus sustainable power generation is possible, and fresh water can be produced even in harsh environments.

IPC Classes  ?

• C02F 1/469 - Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
• H02N 11/00 - Generators or motors not provided for elsewhereAlleged perpetua mobilia obtained by electric or magnetic means
• B01D 15/22 - Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the construction of the column
• C25B 1/04 - Hydrogen or oxygen by electrolysis of water
• C02F 103/08 - Seawater, e.g. for desalination

Abstract

An electric vehicle including the Rankine cycle in which a circulation system of working fluid is formed is proposed. The Rankine cycle includes a pump configured to circulate the working fluid along the circulation system, a heat source comprising a battery unit, a motor unit, and a solar panel unit to transmit thermal energy to the working fluid circulated by the pump, a power generating unit provided on a path of the circulation system to generate electric energy through the thermal energy of the working fluid passing through the heat source, and a radiator configured to perform a heat exchange process between the working fluid passing through the power generating unit and outside air. The Rankine cycle further includes a flow distributor to distribute the working fluid circulated by the pump to at least any one of the battery unit, the motor unit, and the solar panel unit.

IPC Classes  ?

• F01K 13/00 - General layout or general methods of operation, of complete steam engine plants
• B60L 8/00 - Electric propulsion with power supply from forces of nature, e.g. sun or wind
• F01K 13/02 - Controlling, e.g. stopping or starting

Abstract

A discharge processing device, a discharge processing method, and a discharge processing system for used batteries are disclosed. A discharge processing device for used batteries according to the present invention comprises: a first discharge member connected to a positive electrode of a battery cell arranged at a used battery module, a used battery pack, or a used battery rack; a second discharge member connected to a negative electrode of the battery cell; and a water tank body in which salt water is stored to allow the first discharge member and the second discharge member to be soaked and discharged.

IPC Classes  ?

• H01M 10/54 - Reclaiming serviceable parts of waste accumulators
• H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
• H01M 10/44 - Methods for charging or discharging

Abstract

The present invention relates to a shingled solar cell panel for producing a string in which a plurality of strips are partially overlapped with each other, and for electrically connecting the string and the string, and a method for producing the same, the method comprises providing a wafer made of a HIT in which a plurality of conductive layers are formed on upper and lower portions thereof, respectively, forming an adhesive layer by applying a conductive adhesive on the upper conductive layer, dividing the wafer on which the adhesive layer is formed into a plurality of strips, forming a string by overlapping a lower conductive layer of another strip on an area where an adhesive layer is provided among the divided strips. Accordingly, the upper conductive layer and the lower conductive layer of each of the plurality of strips can be configured to be electrically bonded via only the adhesive layer to provide a shingled solar cell panel at low cost.

IPC Classes  ?

• H01L 31/18 - Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
• H01L 31/02 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof - Details
• H01L 31/05 - Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
• H01L 31/0747 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN heterojunction type comprising a AIVBIV heterojunction, e.g. Si/Ge, SiGe/Si or Si/SiC solar cells comprising a heterojunction of crystalline and amorphous materials, e.g. heterojunction with intrinsic thin layer or HIT® solar cells

Abstract

According to an embodiment of the present invention, in order to perform fine particle agglomeration by outputting a low frequency sound wave and then remove fine particles, there is provided a method for fine particle agglomeration, the method including: an initial fine particle measuring step of generating fine particle measurement data including a pollution level of fine particles in a purification region and outputting the data to a sound source converting unit, by a fine particle measuring unit; a low frequency and sound pressure data extracting step of extracting a low frequency and sound pressure of a low frequency sound source stored in a storage to be used for agglomeration of fine particles, based on the fine particle measurement data, by the sound source converting unit; a sound source converting step of converting an output sound source into the low frequency sound source such that the low frequency sound source has the extracted low frequency and sound pressure data, by the sound source converting unit; and a fine particle agglomeration performing step of causing fine particles to agglomerate by receiving the low frequency sound source and outputting the low frequency sound source as a low frequency sound wave for agglomeration of fine particles, by a low frequency sound wave generating unit.

IPC Classes  ?

• B01D 49/00 - Separating dispersed particles from gases, air or vapours by other methods
• C02F 1/36 - Treatment of water, waste water, or sewage with mechanical oscillations ultrasonic vibrations

Abstract

A biochar continuous manufacturing and upgrading device and method according to the present invention can make white coal having high added values from black coal, which is a by-product generated in a lignocellulosic biomass gasification facility. To this end, the present invention proposes the optimum values of the temperature, the residence time and the pressure inside the kiln, and a device and method for implementing same are disclosed.

IPC Classes  ?

• C10B 21/10 - Regulating or controlling the combustion
• C10B 21/18 - Recirculating the flue gases
• C10B 53/00 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
• C10B 53/02 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
• C10B 39/00 - Cooling or quenching coke
• C10B 47/30 - Other processes in rotary ovens or retorts
• C10B 47/48 - Other processes in ovens with mechanical conveying means with tilting or rocking means
• C10L 9/08 - Treating solid fuels to improve their combustion by heat treatment, e.g. calcining
• C10L 5/44 - Solid fuels essentially based on materials of non-mineral origin on vegetable substances

Abstract

Saccharomyces cerevisiaeSaccharomyces cerevisiae mutant strain for producing sphingosine, into which a human sphingolipid desaturase 1 (hDES1) gene and an alkaline ceramidase 1 (ACER1) gene are introduced.

IPC Classes  ?

• C12N 15/81 - Vectors or expression systems specially adapted for eukaryotic hosts for fungi for yeasts
• C12N 9/02 - Oxidoreductases (1.), e.g. luciferase
• C12N 9/80 - Hydrolases (3.) acting on carbon to nitrogen bonds other than peptide bonds (3.5) acting on amide bonds in linear amides
• C12N 9/16 - Hydrolases (3.) acting on ester bonds (3.1)
• C12N 9/12 - Transferases (2.) transferring phosphorus containing groups, e.g. kinases (2.7)
• C12P 13/00 - Preparation of nitrogen-containing organic compounds
• C12P 9/00 - Preparation of organic compounds containing a metal or atom other than H, N, C, O, S, or halogen

Abstract

Provided are cast iron-aluminum binding material having good interfacial bonding strength and heat transfer characteristic, and a method for manufacturing same. The cast iron-aluminum binding material of the present invention comprises: insert material cast-iron; Fe-Al intermetallic compound layer on the cast-iron; and a metal aluminum layer on the Fe-Al intermetallic compound layer, wherein the cast-iron and metal aluminum layer are connected by one or more soft metal or alloy layers perpendicularly penetrating the Fe-Al intermetallic compound layer.

IPC Classes  ?

• B23K 35/30 - Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
• B23K 35/28 - Selection of soldering or welding materials proper with the principal constituent melting at less than 950°C
• B23K 103/10 - Aluminium or alloys thereof

Abstract

Disclosed are a high-power shingled photovoltaic string controllable in length and width and a method for manufacturing a module thereof. The method for manufacturing a high-power shingled photovoltaic module comprises the steps of: primarily cutting a bulk silicon substrate along a first cut line parallel to a bus bar electrode using laser scribing, thereby dividing the bulk silicon substrate into unit cells; forming an intermediate processing junction substrate by shingled-joining a plurality of unit cells according to the length of a string; forming the string by secondarily cutting the intermediate processing junction substrate seated on a substrate fixing jig, the intermediate processing junction substrate being cut along a second cut line that is perpendicular to the bus bas electrode and set according to the width of the string; and laminating a protective member on the surfaces of a plurality of strings to form a photovoltaic module.

IPC Classes  ?

• H02S 40/22 - Light-reflecting or light-concentrating means

Abstract

Disclosed are an expandable wound dressing and a preparation method therefor, the dressing having two or more types of polyanionic polymers cross-linked by means of an ester bond through the mediation of an aliphatic hydrocarbon having two or more carboxyl groups, wherein the two or more types of polyanionic polymers comprise a carboxymethyl cellulose-based compound and one or more types of other polyanionic polymers, and the weight average molecular weight of the carboxymethyl cellulose-based compound is 200,000-600,000 g/mol.

IPC Classes  ?

• A61L 15/60 - Liquid-swellable gel-forming materials, e.g. super-absorbents
• A61L 15/22 - Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
• A61F 13/12 - Bandages or dressingsAbsorbent pads specially adapted for the head or neck
• A61F 13/00 - Bandages or dressingsAbsorbent pads
• A61L 15/28 - Polysaccharides or their derivatives
• A61F 13/20 - Tampons, e.g. catamenial tamponsAccessories therefor

Abstract

The present invention relates to a catalyst system for preparing a carbonate derivative, comprising selenium (Se) and a pyridine amine compound represented by structural formula 1. The catalyst system for preparing a carbonate derivative, and a method for preparing a carbonate derivative by using same, of the present invention, allow an alcohol to undergo oxidative carbonylation by using a selenium-based catalyst system, and thus are more economical than a conventional carbonylation process and can obtain a dialkyl carbonate in feasible yields.

IPC Classes  ?

• B01J 27/057 - Selenium or telluriumCompounds thereof
• B01J 31/02 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
• C07C 67/37 - Preparation of carboxylic acid esters by reaction with carbon monoxide or formates by reaction of ethers with carbon monoxide
• C07C 69/708 - Ethers

Abstract

The present invention relates to a combined swirl combustor, and provides a combustor comprising: a primary supply pipe in which primary air and primary fuel are mixed and supplied; a secondary supply pipe which is positioned to surround the primary supply pipe, the distal end of which extends beyond the distal end of the primary supply pipe, and through which secondary air and secondary fuel are mixed and supplied; a first perforated plate positioned at the distal end of the primary supply pipe and having a plurality of first through holes formed therein; and a second perforated plate positioned to obliquely surround the side of the first perforated plate on the inner circumferential surface of the distal end of the secondary supply pipe, and having a second through hole open along the tangential direction of the first perforated plate.

IPC Classes  ?

• F23C 7/00 - Combustion apparatus characterised by arrangements for air supply
• F23C 3/00 - Combustion apparatus characterised by the shape of the combustion chamber
• F23L 5/02 - Arrangements of fans or blowers

Abstract

The present invention relates to: a low-quality carbon fiber surface-modified using intense pulsed light (IPL), a method for modifying the surface of the carbon fiber, and a carbon fiber composite comprising the carbon fiber. The present invention can provide: a method for modifying the surface of a carbon fiber, wherein the carbon fiber is irradiated with IPL, the processes of the method are simple and short, few by-products are formed, and a modified reaction group is maintained for a relatively long period of time; and a surface-modified carbon fiber. The surface energy of the surface-modified carbon fiber is increased, and thus the carbon fiber composite including the surface-modified carbon fiber has excellent flexural strength and adhesive strength.

IPC Classes  ?

• D06M 10/00 - Physical treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents or magnetic fieldsPhysical treatment combined with treatment with chemical compounds or elements
• D06M 101/40 - Fibres of carbon

Abstract

A wearable assistive device for assisting a wearer in exerting muscular strength according to an embodiment of the present invention may comprise: an upper harness which is worn on the upper body of the wearer; a flexible link structure which is coupled to the upper harness, and includes a plurality of support members arranged adjacently in a row along the vertebral column of the wearer and a wire coupled to the plurality of support members so as to provide rigidity or flexibility between the plurality of support members; a waist harness which is worn around the waist of the wearer; and an actuator which is coupled to one of the upper harness and the waist harness in order to be coupled to the flexible link structure to operate the wire of the flexible link structure.

IPC Classes  ?

• B25J 9/00 - Programme-controlled manipulators
• B25J 9/10 - Programme-controlled manipulators characterised by positioning means for manipulator elements
• B25J 9/12 - Programme-controlled manipulators characterised by positioning means for manipulator elements electric
• B25J 9/14 - Programme-controlled manipulators characterised by positioning means for manipulator elements fluid
• B25J 13/08 - Controls for manipulators by means of sensing devices, e.g. viewing or touching devices
• B25J 19/02 - Sensing devices

Abstract

A cryogenic cutting tool kit according to an embodiment of the present invention may comprise: a housing having a hollow portion which is formed inside the housing and having an injection hole which is formed at the outer surface of the housing and through which a cryogenic coolant is injected; a tool holder inserted into the hollow portion, having an end to which a processing tool is coupled, and having a supply channel which is formed in the axial direction inside the tool holder to communicate with the hollow portion and through which the cryogenic coolant is supplied to the processing tool side; and a bearing disposed in the hollow portion and coupled to the outer surface of the tool holder, wherein the tool holder includes a pattern portion which is formed on the inner surface of the supply channel to stabilize the flow of the cryogenic coolant.

IPC Classes  ?

• B23Q 11/14 - Methods or arrangements for maintaining a constant temperature in parts of machine tools
• B23Q 11/10 - Arrangements for cooling or lubricating tools or work
• F16C 19/06 - Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row of balls
• F25D 3/00 - Devices using other cold materialsDevices using cold-storage bodies

Abstract

Provided is a tin-silver plating solution comprising: a tin ion supply source; a silver ion (Ag+) supply source; and an organic additive including a silver (Ag) complexing agent, a tin carrier, and a grain refiner, whereby the generation of whiskers is reduced upon high-speed plating with the plating solution and the silver composition in the formed tin-silver solder bump can be uniformly formed as the composition of silver ions (Ag+) in the tin-silver plating solution is uniformly maintained.

IPC Classes  ?

• C25D 3/60 - ElectroplatingBaths therefor from solutions of alloys containing more than 50% by weight of tin
• H01L 23/00 - Details of semiconductor or other solid state devices

Abstract

Disclosed are a dielectric substance-electrode assembly in which an electrode is coated with a dielectric and a method for manufacturing the same. The dielectric substance-electrode assembly is formed by forming a lower dielectric electrode constituting a lower portion of an assembly body, sealing a capsule filled with a treated powder and a lower dielectric in which an electrode is formed, and forming an upper dielectric constituting an upper portion of the assembly body using the treated powder which is diffused on and bonded to surfaces of the lower dielectric and the electrode due to sintering heat treatment which is performed by applying an isostatic pressure in a state in which the sealed capsule is placed in a pressure vessel of a heat treatment equipment.

IPC Classes  ?

• H05B 6/62 - Apparatus for specific applications
• H01M 4/04 - Processes of manufacture in general
• H05B 6/54 - Electrodes
• H01L 21/683 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereofApparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components for supporting or gripping

Abstract

The present invention relates to a spatial coordinate positioning system, particularly to a spatial coordinate positioning system which is capable of measuring a position of spatial positioning target in high-precision by calculating spatial coordinates of assistant point stations at a predetermined interval on the basis of a coordinate of a ground base point station and distance information between the assistant point stations in a space where the plurality of assistant point stations are installed of which coordinates were unknown.

IPC Classes  ?

• G01S 5/14 - Determining absolute distances from a plurality of spaced points of known location
• G01B 5/004 - Measuring arrangements characterised by the use of mechanical techniques for measuring coordinates of points
• G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using radio waves

Abstract

The present invention provides a burner and a burner system including same, the burner comprising: a combustion reactor; a first supply unit for supplying fluid fuel into the combustion reactor; a second supply unit which is located on the circumferential surface of the first supply unit and in which solid fuel and a primary oxidant are mixed and supplied into the combustion reactor through around the circumference of the front end of the first supply unit; and a third supply unit which is located spaced apart at a certain interval from the circumferential surface of the second supply unit and by which a secondary oxidant is supplied into the combustion reactor.

IPC Classes  ?

• F23C 1/02 - Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in air lump and liquid fuel
• F23D 17/00 - Burners for combustion simultaneously or alternately of gaseous or liquid or pulverulent fuel
• F23J 15/02 - Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material

Abstract

The objective of the present invention is to provide a busbar made of an aluminum alloy having electrical conductivity and mechanical properties sufficient for use in a busbar. According to one aspect of the present invention, provided is an aluminum alloy busbar for electrical wiring, the busbar comprising: 0.2 to 1.5 wt% of Fe; 0.4 to 1.0 wt% of Si; and 0.4 to 1.5 wt% of Cu, with the balance being aluminum and other unavoidable impurities.

IPC Classes  ?

• H01B 5/00 - Non-insulated conductors or conductive bodies characterised by their form
• H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
• H01B 13/00 - Apparatus or processes specially adapted for manufacturing conductors or cables
• C22C 21/14 - Alloys based on aluminium with copper as the next major constituent with silicon
• C22F 1/04 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon

Abstract

The present invention relates to a chemical mechanical polishing pad having a pattern structure. The configuration of the present invention provides a chemical mechanical polishing pad having a pattern structure including a polishing pad configured to polish a wafer placed thereon; and a plurality of figure units formed on the polishing pad and formed to protrude from an upper portion of the polishing pad. The figure units are formed to have a predetermined contact area ratio and a predetermined circumferential length per unit area which correspond to a target polishing characteristic.

IPC Classes  ?

• B24B 37/26 - Lapping pads for working plane surfaces characterised by the shape of the lapping pad surface, e.g. grooved
• B24B 37/04 - Lapping machines or devicesAccessories designed for working plane surfaces

Abstract

The present invention provides a method for producing a nickel nanopowder having a small average particle size and a low agglomeration rate by preventing agglomeration between particles. A method for producing a nickel nanopowder, according to one embodiment of the present invention, comprises the steps of: providing a nickel salt and a shell forming material; nucleating and growing a nickel core particle from the nickel salt; forming a shell layer on the surface of the nickel core particle by using the shell forming material; and removing the shell layer and forming a nickel nanopowder.

IPC Classes  ?

• B22F 9/24 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
• B22F 1/00 - Metallic powderTreatment of metallic powder, e.g. to facilitate working or to improve properties
• B22F 1/02 - Special treatment of metallic powder, e.g. to facilitate working, to improve properties; Metallic powders per se, e.g. mixtures of particles of different composition comprising coating of the powder

Abstract

The present invention relates to a high-frequency induction heating catalyst reactor integrated with a metal structure module coated with a catalyst linked with a new energy power system and a movable compact hydrogen production system including the same. A metal structure module coated with a catalyst according to the present invention is inserted into a high-frequency induction heating reactor in a manifold structure having at least one metal structure thinly coated with a low-temperature reforming catalyst to uniformly transmit heat so that energy is saved and efficiency of hydrogen production is improved.

IPC Classes  ?

• C01B 3/38 - Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts
• C01B 3/40 - Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts characterised by the catalyst
• C01B 3/50 - Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
• B01J 8/00 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes

Abstract

The present invention relates to a positive electrode composite material for an all-solid-state lithium secondary battery, comprising: a positive electrode active material represented by chemical formula 1; a solid electrolyte represented by chemical formula 2; and a metal oxide represented by chemical formula 3. The positive electrode composite material and the method for manufacturing same, of the present invention, can improve lifespan characteristics and high-rate characteristics and can reduce the concentration of lithium remaining on the surface of a positive electrode, by applying an integrated positive electrode composite material comprising a positive electrode active material, a solid electrolyte and a metal oxide.

IPC Classes  ?

• H01M 4/36 - Selection of substances as active materials, active masses, active liquids
• H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
• H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
• H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
• H01M 10/0562 - Solid materials
• H01M 10/052 - Li-accumulators
• C01G 53/00 - Compounds of nickel
• C01G 25/00 - Compounds of zirconium