Abstract

The purpose of the present invention is to provide activated carbon for treatment that has excellent adsorption capacity with respect to PFAS, and in particular, to PFOS and PFOA.　Provided is activated carbon for water treatment, wherein: the specific surface area is 2,020-4,000 m2/g; the total amount of acidic functional groups per specific surface area is 0.20 μeq/m2 or less; and the zeta potential is -40 mV or more.

IPC Classes  ?

• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• C01B 32/30 - Active carbon
• C02F 1/28 - Treatment of water, waste water, or sewage by sorption

Abstract

2/g.

IPC Classes  ?

• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• A61L 9/014 - Deodorant compositions containing sorbent material, e.g. activated carbon
• 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
• C01B 32/348 - Metallic compounds
• C02F 1/28 - Treatment of water, waste water, or sewage by sorption
• C02F 101/38 - Organic compounds containing nitrogen

Abstract

The present invention provides a carbon black molded body having different pore structure from conventional carbon black. A carbon black molded body of the present invention includes a peak M of a pore volume being exist in a specified pore diameter in the specified Log differential pore volume distribution; a specified half band width of the peak M; a specified ratio of the half band width/an area-based median diameter; and a specified difference between a maximum value and a minimum value of a Log differential pore volume.

IPC Classes  ?

• C09C 1/56 - Treatment of carbon black

Abstract

Provided is a renewable molecular polar substance-adsorbing charcoal having superior adsorption performance on molecular polar substances, especially molecular polar substances in gas phase.　The molecular polar substance-adsorbing charcoal is obtained using an alkali activation method and has an acidic functional group amount of 2.1 meq/g or more, a basic functional group amount of more than 0 and up to 0.6 meq/g, and a specific surface area of 1000-4000 m2/g.

IPC Classes  ?

• C01B 32/318 - Preparation characterised by the starting materials
• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• 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
• C02F 1/28 - Treatment of water, waste water, or sewage by sorption
• A61L 9/01 - Deodorant compositions
• A61L 9/014 - Deodorant compositions containing sorbent material, e.g. activated carbon

Abstract

The present invention is a carbon black molded body in which: the peak M of the pore volume is within a pore size range of 3.6-500 nm, the half width of the peak M is 100 nm or less, and the half width/area-based median diameter is 0.7 or less in a log differential pore volume distribution in which the pore size of the carbon black molded body is measured in a pore size range of 3.6-5000 nm, the pore size (nm) is plotted on the horizontal axis, and the pore volume (cm3/g) is plotted on the vertical axis; and the difference between the maximum value and the minimum value of the log differential pore volume in a pore size range of 1000-5000 nm when a pore volume is present in a range exceeding a pore size of 500 nm is 0.18 cm3/g or less.

IPC Classes  ?

• C09C 1/48 - Carbon black
• C01B 32/05 - Preparation or purification of carbon not covered by groups , , ,
• C09C 1/60 - Agglomerating, pelleting, or the like by dry methods

Abstract

The present invention provides a carbon black molded body having different pore structure from conventional carbon black. A carbon black molded body of the present invention includes a peak M of a pore volume being exist in a specified pore diameter in the specified Log differential pore volume distribution; a specified half band width of the peak M; a specified ratio of the half band width/an area-based median diameter; and a specified difference between a maximum value and a minimum value of a Log differential pore volume.

IPC Classes  ?

• C09C 1/56 - Treatment of carbon black

Abstract

Provided is an activated carbon having excellent adsorption performance. The activated carbon according to the present invention has a BET specific surface area of 650-1250 m2/g, a total pore volume of 0.25 cm3/g or more, an average pore diameter of 1.8-4.0 nm, and a chloroform flow rate of 71 L/g or more, as measured by the water-flow test method.

IPC Classes  ?

• C01B 32/318 - Preparation characterised by the starting materials
• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• 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
• C02F 1/28 - Treatment of water, waste water, or sewage by sorption

Abstract

2 or greater and the ratio of the amount of basic functional groups and the amount of acidic functional groups (basic functional groups/acidic functional groups) is 1.00 or greater. This method for producing activated carbon is characterized in comprising a step for imparting basic functional groups by bringing the activated carbon into contact with a basic substance. According to a preferred embodiment, the method comprises a step for heating the resulting activated carbon in an insert atmosphere.

IPC Classes  ?

• B01J 20/30 - Processes for preparing, regenerating or reactivating
• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• 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
• C01B 32/354 - After-treatment
• C01B 32/348 - Metallic compounds
• C01B 31/08 - Active carbon
• C01B 31/12 - Preparation by using non-gaseous activating agents

Abstract

3/g or more.

IPC Classes  ?

• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• B01J 20/30 - Processes for preparing, regenerating or reactivating
• 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
• B82Y 40/00 - Manufacture or treatment of nanostructures
• C01B 32/342 - Preparation characterised by non-gaseous activating agents
• B82Y 30/00 - Nanotechnology for materials or surface science, e.g. nanocomposites
• C07C 17/389 - SeparationPurificationStabilisationUse of additives by adsorption on solids
• C01B 32/348 - Metallic compounds

Abstract

Provided are: an activated carbon molded body which has a large pore volume and has the strength to allow a desired shape to be molded therefrom; and a method for manufacturing the same. This activated carbon molded body has a pore volume per molded body volume (cm3/cm3) obtained from the product of the total pore volume (cm3/g) of the activated carbon molded body and the molded body density (g/cm3) of 0.39 cm3/cm3 or greater, and a strength of 0.1 MPa or greater.

IPC Classes  ?

• C01B 31/14 - Granulation
• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• 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
• C01B 31/12 - Preparation by using non-gaseous activating agents
• F17C 11/00 - Use of gas-solvents or gas-sorbents in vessels

Abstract

The essential point of this activated carbon is to have an equilibrium 1,1,1-trichloroethane adsorption of 20 mg/g or greater and a volume of pores having a diameter larger than 20 Å but not larger than 300 Å of 0.04 cm3/g or greater. The essential points of this production process reside in that phenolic resin fibers are carbonized and then the phenolic-resin-derived matter is subjected successively to one or more activation treatments and that water vapor activation is conducted as any one of the activation treatments, the one water vapor activation treatment being conducted after a calcium compound and/or a potassium compound is adhered to the phenolic-resin-derived matter and while maintaining the adherent state.

IPC Classes  ?

• C01B 31/12 - Preparation by using non-gaseous activating agents
• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• 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
• B82Y 30/00 - Nanotechnology for materials or surface science, e.g. nanocomposites
• B82Y 40/00 - Manufacture or treatment of nanostructures

Abstract

The powdered or particulate activated carbon for a water purifier of the present invention is characterized in that the BET specific surface area of the activated carbon is 700 m2/g or greater and less than 1250 m2/g, that the ratio of the pore volume of pores with a diameter of 2 nm or less to the pore volume of pores with a diameter of 30nm or less is 50% or greater and less than 80%, and that the ratio of the pore volume of pores with a diameter of greater than 2 nm and less than or equal to 10 nm to the pore volume of pores with a diameter of 30 nm or less is greater than or equal to 10% and less than 40%.

IPC Classes  ?

• C02F 1/28 - Treatment of water, waste water, or sewage by sorption
• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• 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
• C01B 31/10 - Preparation by using gaseous activating agents

Abstract

2 or greater and the ratio of the amount of basic functional groups and the amount of acidic functional groups (basic functional groups/acidic functional groups) is 1.00 or greater. This method for producing activated carbon is characterized in comprising a step for imparting basic functional groups by bringing the activated carbon into contact with a basic substance. According to a preferred embodiment, the method comprises a step for heating the resulting activated carbon in an insert atmosphere.

IPC Classes  ?

• B01J 20/30 - Processes for preparing, regenerating or reactivating
• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• C01B 31/08 - Active carbon
• C01B 31/12 - Preparation by using non-gaseous activating agents
• 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

Abstract

The purpose of the present invention is to automate battery temperature detection and provide appropriate coke oven temperature control. The coke oven temperature control device is a device for controlling the temperature of a coke oven in which a single battery is configured by arranging multiple ovens formed from a combustion chamber (1) and a carbonization chamber (2). The temperature control device comprises: a battery temperature detection unit (4) for detecting the battery temperature; a fuel gas valve (14) for changing the flow of fuel gas supplied to the battery as a whole; and a battery temperature control unit (5) for controlling the supplied amount using the fuel gas valve (14) so that the difference between the actual battery temperature T2 detected by the battery temperature detection unit (4) and a previously determined target battery temperature T0 is eliminated. The battery temperature detection unit (4) comprises: a temperature sensor (40), which is disposed in at least one combustion chamber (1) and is for detecting the ambient temperature inside the combustion chamber (1) at a distance from the oven wall; and a battery temperature-deriving unit (41) for deriving the actual battery temperature T2 in accordance with the detection results of the temperature sensor (40).

IPC Classes  ?

• C10B 21/10 - Regulating or controlling the combustion

Abstract

The present invention provides activated carbon with which hydrophilicity is excellent and the amount of steam adsorbed is increased, and provides a method for producing this activated carbon. This activated carbon is characterized in that the amount of basic functional groups in the activated carbon is 0.470 meq/m2 or greater. Preferably the amount of basic groups per specific surface area of activated carbon is 0.200 µmeq/m2 or greater and the ratio of the amount of basic functional groups and the amount of acidic functional groups (basic functional groups/acidic functional groups) is 1.00 or greater. This method for producing activated carbon is characterized in comprising a step for imparting basic functional groups by bringing the activated carbon into contact with a basic substance. According to a preferred embodiment, the method comprises a step for heating the resulting activated carbon in an insert atmosphere.

IPC Classes  ?

• C01B 31/08 - Active carbon
• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• B01J 20/30 - Processes for preparing, regenerating or reactivating

Abstract

The present invention provides activated carbon having excellent properties. The present invention consists of activated carbon, the key feature of which is an active surface area of at least 80 m2/g. In one preferred embodiment, the activated carbon consists of activated carbon fibers and is used for adsorption, and in a another preferred embodiment, the activated carbon also has a moisture adsorption rate (((mass B − mass A)/mass A) × 100%) of at least 40%, said moisture adsorption rate being determined from the mass (A) of the activated carbon after being dried for 24 hours at 115°C and the mass (B) of the activated carbon after being kept for 24 hours in a thermo-hygrostat set to a temperature of 25°C and a relative humidity of 60%.

IPC Classes  ?

• C01B 31/12 - Preparation by using non-gaseous activating agents
• B01D 53/28 - Selection of materials for use as drying agents
• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• 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
• D01F 9/14 - Carbon filamentsApparatus specially adapted for the manufacture thereof by decomposition of organic filaments
• D01F 9/16 - Carbon filamentsApparatus specially adapted for the manufacture thereof by decomposition of organic filaments from products of vegetable origin or derivatives thereof, e.g. from cellulose acetat

Abstract

b) that determines oven wall abnormalities when the oven width data and oven wall image data obtained in the current extrusion cycle have both changed relative to the oven width data and oven wall image data obtained in past extrusion cycles in such a manner as to exceed established values. b) that determines oven wall abnormalities when the oven width data and oven wall image data obtained in the current extrusion cycle have both changed relative to the oven width data and oven wall image data obtained in past extrusion cycles in such a manner as to exceed established values.

IPC Classes  ?

• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06T 7/60 - Analysis of geometric attributes
• C10B 33/10 - Pushers, e.g. rams for horizontal chambers
• C10B 45/00 - Other details
• H04N 7/18 - Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
• G06T 7/00 - Image analysis
• G01N 21/954 - Inspecting the inner surface of hollow bodies, e.g. bores

Abstract

A coke oven monitoring system capable of quantitatively monitoring changes in the state of the furnace walls in a coke oven with good accuracy has: an oven width measurement device (6) that measures the oven width; an in-furnace observation device (7) that photographs the oven walls; and a computer (10) that analyzes oven width data measured by the oven width measurement device, and oven wall image data captured by the in-furnace observation device. The computer is characterized by including: a oven width/oven wall image data extraction unit (10a) that extracts width data and oven wall image data in different extrusion cycles for the same location of the same kiln; and an oven width/oven wall image data analysis and processing unit (10b) that determines oven wall abnormalities when the oven width data and oven wall image data obtained in the current extrusion cycle have both changed relative to the oven width data and oven wall image data obtained in past extrusion cycles in such a manner as to exceed established values.

IPC Classes  ?

• C10B 29/06 - Preventing or repairing leakages of the brickwork
• C10B 41/00 - Safety devices, e.g. signalling or controlling devices for use in the discharge of coke

Abstract

The present invention provides a biological treatment method of biologically treating the subject water containing phenol, thiocyanate and the like, which improves the quality of treated water, while suppressing a reduction in treatment efficiency. As a means for achieving the aforementioned object, the present invention relates to a biological treatment method including introducing subject water containing a COD component, wherein the COD component is at least one of phenol and thiocyanate, into a biological treatment tank containing sludge containing bacteria capable of decomposing the COD component to thereby biologically treat the COD component with the bacteria, wherein, before the introduction of the subject water into the biological treatment tank, a step of counting the total number of bacteria contained in the sludge is carried out, so that the amount of the COD component loaded on a single bacterium per unit time can be controlled within a predetermined range.

IPC Classes  ?

• A01K 63/04 - Arrangements for treating water specially adapted to receptacles for live fish
• C02F 1/44 - Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
• B09C 1/10 - Reclamation of contaminated soil microbiologically or by using enzymes
• C02F 3/12 - Activated sludge processes
• C02F 3/00 - Biological treatment of water, waste water, or sewage
• C02F 3/34 - Biological treatment of water, waste water, or sewage characterised by the microorganisms used
• C02F 9/00 - Multistage treatment of water, waste water or sewage
• C12N 1/20 - BacteriaCulture media therefor
• C02F 101/10 - Inorganic compounds
• C02F 101/16 - Nitrogen compounds, e.g. ammonia
• C02F 101/18 - Cyanides
• C02F 101/34 - Organic compounds containing oxygen
• C02F 101/38 - Organic compounds containing nitrogen
• C02F 103/18 - Nature of the water, waste water, sewage or sludge to be treated from the wet purification of gaseous effluents

Abstract

Provided is a biotreatment method for biotreatment of water that contains phenol, thiocyanogen, or the like. The provided method improves the quality of treated water while minimizing losses in treatment efficiency. The provided method, which treats water containing COD components including phenol and/or thiocyanogen, introduces said water into a biotreatment tank containing a sludge that contains bacteria capable of breaking down the aforementioned COD components, thus biologically treating said COD components by means of said bacteria. The provided method is characterized by a step that measures the total number of bacteria in the aforementioned sludge before the water to be treated is introduced into the biotreatment tank, thereby making it possible to keep the COD component load on each bacterium per unit time within a prescribed range.

IPC Classes  ?

• C02F 3/12 - Activated sludge processes

Abstract

Disclosed is a component for a film-forming apparatus, from which an adhering film formed thereon can be easily removed.  Also disclosed is a method for removing an adhering film, which can efficiently remove an adhering film formed on a component for a film-forming apparatus.  The component for a film-forming apparatus comprises a base, a precoat layer formed on the base and a porous thermal sprayed layer formed on the precoat layer, and is characterized in that the precoat layer is composed of an aqueous inorganic coating agent and the difference between the linear thermal expansion coefficient (α1) of the base and the linear thermal expansion coefficient (α2) of the precoat layer (|α1 - α2|) is not more than 18 × 10-6/˚C.  The method for removing an adhering film is characterized in that, after an adhering film is formed, the precoat layer is treated with water and/or water vapor and then the adhering film is removed.

IPC Classes  ?

• C23C 14/00 - Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
• C23C 28/00 - Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of main groups , or by combinations of methods provided for in subclasses and

Abstract

Disclosed is a component for a film-forming apparatus, from which an adhering film formed thereon can be easily removed. Also disclosed is a method for removing an adhering film, which can efficiently remove an adhering film formed on a component for a film-forming apparatus. The component for a film-forming apparatus comprises a base and a precoat layer formed on the base, and is characterized in that the precoat layer is composed of an aqueous inorganic coating agent and the difference between the linear thermal expansion coefficient (α1) of the base and the linear thermal expansion coefficient (α2) of the precoat layer (|α1 - α2|) is not more than 18 × 10-6/˚C. The method for removing an adhering film is characterized in that, after an adhering film is formed, the precoat layer is treated with water and/or water vapor and then the adhering film is removed.

IPC Classes  ?

• C23C 14/00 - Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
• C23C 26/00 - Coating not provided for in groups

Abstract

A method includes a pixel-value correction step that causes an average and variance of pixel values in a second subregion inclusive of a first subregion inclusive of being formed of only one pixel in a comparison image resolved into pixels to match with an average and variance of pixel values in a subregion corresponding to the second subregion on a reference image similarly resolved into pixels, thereby to execute calculation that corrects the pixel value of each pixel in the first subregion in the comparison image by recognizing each of subregions to be the first subregion, the subregions being obtained when the comparison image is divided into the subregions respectively inclusive of being formed of only one pixel; and a change determination step that determines the presence/absence of a change in the object by comparing the reference image with a post-correction comparison image acquired through the pixel value correction step.

IPC Classes  ?

• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06K 9/36 - Image preprocessing, i.e. processing the image information without deciding about the identity of the image

Abstract

d are integrated with each other.

IPC Classes  ?

• C10B 45/00 - Other details
• F21V 29/00 - Protecting lighting devices from thermal damageCooling or heating arrangements specially adapted for lighting devices or systems

Abstract

d arranged on the heat radiating faces of the Peltier elements; and a housing 13 having an introduction part for introducing cooling air, a discharging part for discharging the cooling air used for cooling, and measurement windows 26 and 28 through which laser beams are passed. The sensor unit SU is accommodated in the housing.

IPC Classes  ?

• G01B 11/14 - Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures

Abstract

A furnace width measuring instrument capable of measuring the furnace width continuously without limitation on measuring range and measuring time, comprises a sensor unit (SU) integrating laser displacement sensors (16, 17) containing a light emitting element and a light receiving element in an enclosure, a plurality of platelike Peltier elements (20a-20d) surrounding the enclosure and arranged while directing the heat absorbing surface side toward the enclosure, an aluminum inner frame (18) filling the gap between the enclosure and the heat absorbing surface of the Peltier element, and cooling fin groups (21a-21d) arranged on the heat discharging surface side of the Peltier element, characterized in that the sensor unit (SU) is contained in a housing (13) equipped with a section for introducing cooling air, a section for discharging the used cooling air, and measurement windows (26, 28) for passing laser light.

IPC Classes  ?

• G01B 11/02 - Measuring arrangements characterised by the use of optical techniques for measuring length, width, or thickness
• G01B 11/00 - Measuring arrangements characterised by the use of optical techniques

Abstract

A furnace monitoring apparatus capable of accurately observing the inside of a furnace at a high temperature comprises a casing (13) having an intake part for cooling air and a discharge part from which the cooling air is discharged after being used for cooling and an imaging device (20) contained in the casing (13) near the discharge part. The imaging device (20) is characterized by comprising an imaging element (16), plate-like thermoelectric cooling elements (18a to 18d) disposed with their heat-absorbing surface sides surrounding the imaging element body, heat conductive blocks (17a to 17d) burying the clearances between the imaging element body and the heat-absorbing surface sides of the thermoelectric cooling elements (18a to 18d), and cooling fins (19a to 19d) formed on the heat-dissipating sides of the thermoelectric cooling elements (18a to 18d) which are formed integrally with each other.

IPC Classes  ?

• F27D 21/02 - Observation or illuminating devices
• C10B 29/06 - Preventing or repairing leakages of the brickwork
• C10B 33/10 - Pushers, e.g. rams for horizontal chambers
• H04N 5/225 - Television cameras

Abstract

An object monitoring method of monitoring whether or not there is any variation of an object by comparing a reference image captured by imaging the object with a comparative image. By the method, the difference between the reference image and the comparative image can be accurately grasped even if the imaging condition at the imaging such as the lighting condition is varied. The method comprises a pixel value correction step at which the average and variance of the pixel values in a second small area including a first small area containing only one pixel in the comparative image are equalized to those in a small area in the reference image and corresponding to the second small area, computation of correcting the pixel value of each pixel in the first small area in the comparative image is performed while handling each of the small areas each containing only one pixel and defined by dividing the comparative image as the first small area and a variation judgment step of judging whether or not the object varies by comparing the reference image with the comparative image corrected at the pixel value correction step.

IPC Classes  ?

• H04N 7/18 - Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
• G06T 1/00 - General purpose image data processing
• G06T 7/00 - Image analysis

Abstract

wherein the working device 5 includes: a guide post 31 which stands on the traversing carriage 4, and is also coupled, at its lower end portion, to a supporting portion provided on the traversing carriage through a pivot shaft 42; a lance 32 which ascends or descends along the guide post 31; and a derricking device 45 which tilts the guide post 31 between a forward-tilted posture and a backward-tilted posture using the pivot shaft 42 as the fulcrum to oscillate the lance 32 inserted in a coke-oven carbonizing chamber through a charging-hole, within the carbonizing chamber.

IPC Classes  ?

• B01D 3/00 - Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping