A process for manufacturing raised floor by using desulfurization ash, relating to the technical field of raised floor manufacturing. Said process comprises the following specific steps: S1, first selecting materials required for preparing raised floor, the materials mainly comprising regenerated polyvinyl chloride resin, desulfurized gypsum, slag and desulfurization ash; S2, crushing slag by using a grinding apparatus; and S3, after the crushing is completed, sieving the slag powder by using a sieve plate. Using the regenerated polyvinyl chloride resin, desulfurized gypsum, slag and desulfurization ash as filling materials of the raised floor can solve the problems of existing raised floor of high material costs, low utilization rates of solid wastes, and environmental pollution caused by using a large amount of natural aggregates during manufacturing cement floor. Additionally, the present invention achieves secondary utilization of industrial waste desulfurization ash, thus reasonably solving the problems that desulfurization ash occupies land resources and pollutes the environment.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 18/06 - Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
A preparation method and use of a lithium ion battery binder, relating to the technical field of lithium ion battery materials. The method comprises the following steps: (1) dissolving 1,3,5-triaminobenzene and polyacrylic acid in deionized water, and uniformly stirring at room temperature to obtain a mixed solution; (2) enabling the mixed solution to stand still at the room temperature to complete a cross-linking reaction to obtain a hydrogel; and (3) carrying out vacuum filtration on the hydrogel obtained in step (2), and then drying under a vacuum condition to obtain a lithium ion battery binder. When the binder is applied to a silicon-based negative electrode material of a lithium ion battery, a good binding effect can be achieved with a small amount of usage of the binder, and the binder significantly improves the film-forming property of the material, and has the advantages that raw materials are cheap and easily available, a preparation method is simple, environmental friendliness is achieved, and no pollution is produced. A lithium ion secondary battery prepared by using the binder has the characteristics of high specific capacity of an active material, long cycle service life of the battery, etc.
A device for detecting a composite rock stratum structure while drilling, and an intelligent identification method. The device comprises an apparatus base (8), wherein a vertically arranged supporting rod is fixedly connected to the middle portion of the apparatus base (8), a drilling hydraulic oil cylinder (4) is fixedly connected on one side of the bottom of the supporting rod, and a piston end of the drilling hydraulic oil cylinder (4) is fixedly connected to an adaptive while-drilling data acquisition module (5) and is in sliding connection with the supporting rod; a sample table (1) is arranged above the adaptive while-drilling data acquisition module (5) and is fixedly connected to the supporting rod, and a top limiting system (3) is fixedly connected to the top end of the supporting rod; and a rock gripper (2) is arranged between the sample table (1) and the top limiting system (3), and the adaptive while-drilling data acquisition module (5), a data acquisition device (9) and a data analysis terminal (10) are all electrically connected to each other. A real mechanical environment of a coal mine site is reproduced, multiple parameters are acquired by means of the adaptive while-drilling data acquisition module (5), and the property parameters of a composite rock stratum are represented by using a machine learning method, so as to achieve the intelligent identification of rock lithology, such that support can be provided for intelligent control of surrounding rock of a coal mine roadway.
The present disclosure specifically relates to a method for preparing an electro-conductive polymer binding agent and an application, the method including the following steps: (1) dissolving 1,3,5,7-tetrakis(4-aminophenyl)adamantane and polyacrylic acid (PAA) in deionized water to form a solution A; (2) dissolving ammonium persulfate (APS) in deionized water to form a solution B; (3) mixing the solution A with the solution B to complete polymerization and cross-linking reactions, and performing vacuum filtration and washing to obtain a hydrogel; and (4) drying the hydrogel obtained in step (3) under vacuum conditions to obtain an electro-conductive polymer binding agent. Lithium-ion batteries obtained in the present disclosure feature high capacity, high cycle stability, and long service life.
A heavy-duty active suspension, including a suspension frame, a lifting unit, a pin axle, a through axle, two wheel-driving units, an encoder, and a displacement sensor. The lifting unit is mounted on an upper side of the suspension frame for driving a heavy-duty support platform to rise and descend. The pin axle is mounted across the suspension frame along a front-rear direction. The through axle is rotatably mounted on the pin axle through a bearing, and is across the suspension frame along a left-right direction. The two wheel-driving units are respectively mounted on both ends of the through axle. The encoder is installed on the through axle for measuring a swing angle of the through axle. The displacement sensor is installed between an output end of the lifting unit and the suspension frame. A suspension vehicle including the active suspension and a leveling control method thereof are further provided.
B60G 17/018 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the use of a specific signal treatment or control method
B60G 17/019 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the type of sensor or the arrangement thereof
The present disclosure discloses a strain of Acidomyces acidothermus and its application in leaching copper-containing pollutants from waste circuit boards, belonging to the technical field of bio-leaching. According to the present disclosure, a strain of A. acidothermus is separated from the sludge of a Changzhou sewage treatment plant; and the strain can normally grow under an acidic condition, and copper contained in a system can be leached out in a form of copper ions by adding the strain into waste or pollutants containing heavy metal copper, so that the metal copper in the waste or pollutants is effectively treated. The treatment process is simple, the requirements for the environment and the technology are low, and the treated waste liquid does not contain high-concentration chemical reagents, which facilitates subsequent waste liquid treatment; and therefore, the A. acidothermus is suitable for industrial application.
A preparation method of a thiol-functionalized magnetic oxygenous carbon nitride nanosheet includes: dispersing carbon nitride oxide ultrasonically to obtain a carbon nitride oxide suspension; dissolving an iron source, and then adding it to the carbon nitride oxide suspension to obtain a first mixed solution; after an hydrothermal reaction of the first mixed solution, adjusting the pH value of the reaction system to be alkaline, and then cooling, separating the sediment, washing and drying to obtain a magnetic carbon nitride oxide composite; dispersing the magnetic carbon nitride oxide composite ultrasonically in a solvent, and then adding acid to adjust the pH to be acidic to obtain a second mixed solution; adding a thiol-rich modifier to the second mixed solution to modify the magnetic carbon nitride oxide composite; after modification, separating and washing the magnetic carbon nitride oxide composite from the solution to obtain a thiol-functionalized magnetic oxygenous carbon nitride nanosheet.
H01F 1/16 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets
B82Y 30/00 - Nanotechnology for materials or surface science, e.g. nanocomposites
B82Y 40/00 - Manufacture or treatment of nanostructures
C02F 1/28 - Treatment of water, waste water, or sewage by sorption
The disclosure discloses a method for preparing cuprous chloride by high-value utilization of chloride ion-containing wastewater, belonging to the field of wastewater treatment. According to the disclosure, wastewater containing chloride ions is taken, and the pH is maintained at 2 to 3.5. Cuprous oxide is added by 50 to 80% of a theoretical amount of the cuprous oxide according to a Cl− concentration for reaction 8 to 15 min. Centrifugation is performed to obtain crude cuprous chloride and supernatant. Cuprous oxide is added to the resulting supernatant for reaction 8 to 15 min, and a total of cuprous oxide added in two reactions accounts for 90 to 100% of the theoretical amount. Centrifugation is performed after the reaction to obtain crude cuprous chloride. According to the method of the disclosure, the amount of cuprous oxide used is greatly reduced, and the purity of the cuprous chloride is improved.
The disclosure discloses a method for high-value application of PTA residue high-concentration bromine-containing wastewater to preparation of cuprous bromide, belongs to the field of PTA residue treatment, and includes: firstly adjusting a pH value of the bromine-containing wastewater to 0.5-2, adding cuprous oxide in batches, taking a reaction for 3-20 min after the cuprous oxide is totally added to produce cuprous bromide, Solid liquid separation to obtain cuprous bromide, concentrating a liquid phase to recover inorganic salt while rest wastewater may be used as process water for application. By cuprous oxide addition and method regulation and control, a bromine removal rate is as high as 95% or higher, the cuprous bromide reaches yield of 90% or higher and purity of 95%. Meanwhile, sodium sulfate with the purity of 90% or higher may be obtained. High-value application of the PTA residue high-concentration bromine-containing wastewater is really realized.
The present invention relates to the technical field of image recognition, and in particular, to a recognition method in the state of wearing a mask on a human face. First, an improved YOLO network is used to perform mask detection, and in order to improve the recognition efficiency and speed, a pyramidal hierarchical processing structure is used, and contour features are screened in a primary screening stage to obtain a candidate target library; and in a selection stage, objects are selected from the candidate target library to extract improved scale-invariant features, such that an angular point screening and matching algorithm is improved, angular point feature extraction and matching time in most of databases is saved, the feature extraction speed and matching accuracy of a scale-invariant feature transform (SIFT) algorithm are remarkably improved, and rapid and high-precision recognition of a human face can be realized when a mask is worn.
Disclosed in the present invention are an Acidomyces acidothermus strain and the use thereof in the leaching of a copper-containing pollutant of waste circuit boards, belonging to the technical field of bioleaching. In the present invention, an Acidomyces acidothermus strain was separated from the sludge from a sewage treatment plant in Changzhou City, Jiangsu Province, China, and can normally grow under acidic conditions; and by means of adding the strain to waste or pollutants containing heavy metal copper, copper contained in the system can be leached in the form of copper ions, such that the metal copper in the waste or pollutants is effectively treated. The treatment process is simple, the requirements on the environment and technology are low, and a waste liquid resulting from the treatment does not contain high-concentration chemical reagents, such that subsequent treatment of the waste liquid is facilitated, and the strain is suitable for industrial application.
C02F 103/16 - Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
C02F 101/20 - Heavy metals or heavy metal compounds
The present invention relates to the field of wastewater treatment, and disclosed is a method for producing cuprous chloride through the high-value utilization of chlorine ion-containing wastewater. In the present invention, chlorine ion-containing wastewater is taken, and the pH thereof is adjusted; 50 to 80% of a theoretical amount of cuprous oxide is added according to the concentration of Cl-, during which the pH is maintained at 2 to 3.5; after the addition of cuprous oxide is complete, the wastewater is stirred and reaction occurs for 8 to 15 min, and centrifuging is performed to obtain a crude product of cuprous chloride and a supernatant; an amount of cuprous oxide is added to the obtained supernatant, so that 90% to 100% of the theoretical amount of cuprous oxide is added in total for the two reactions, during which the pH is maintained; and after the addition of cuprous oxide is complete, the supernatant is stirred and reaction occurs for 8 to 12 min, and centrifuging is performed after the reaction to obtain a crude product of cuprous chloride, which is washed with acid, washed with alcohol, and dried. The method of the present invention greatly reduces the amount of cuprous oxide used, and greatly reduces the costs of chlorine ion treatment while improving the purity of the cuprous chloride, so that resource utilization is achieved for chloride ions and the economic benefit is improved.
Disclosed is a method for high-value utilization of PTA residue high-concentration bromine-containing wastewater, which belongs to the field of PTA residue treatment. The method of the present invention comprises the steps of: firstly, adjusting the pH of bromine-containing wastewater to 0.5-2, adding cuprous oxide in batches and reacting same for 3-20 min after all cuprous oxide is added to produce cuprous bromide, subjecting same to solid-liquid separation to obtain a solid, subjecting same to acid washing, alcohol washing and drying to obtain the cuprous bromide, and concentrating the liquid phase to recover inorganic salt, the residual wastewater being used as process water, wherein adding cuprous oxide in batches indicates that cuprous oxide is added 2-5 times with an interval of 0.5-1 min each time. According to the present invention, by adding cuprous oxide and adjusting the method, the bromine removal rate reaches 95% or above, the yield of cuprous bromide reaches 90% or above and the purity can reach 95%, and same can be used as a high-value product. In addition, sodium sulfate with a purity of 90% or above can be obtained, thereby truly realizing the high-value utilization of PTA residue high-concentration bromine-containing wastewater.
342342342343422-RGO composite particles, and then dropwise adding an aqueous EDTA solution to obtain a manganese remover. The manganese remover prepared in the present invention is magnetic, and has a simple preparation process and is convenient for industrial production. The nano manganese remover may quickly remove manganese from manganese-containing wastewater. A small amount of the manganese remover can achieve a large adsorption capacity. Furthermore, the nano manganese remover may be separated from the manganese-containing wastewater quickly, thereby avoiding secondary pollution to the system.
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
C02F 1/28 - Treatment of water, waste water, or sewage by sorption
C02F 101/20 - Heavy metals or heavy metal compounds
15.
Regenerable nanoparticle for removing manganese and preparatory and use methods
2-RGO composite particles. Finally, an EDTA-water solution is dropwise added to obtain the manganese remover. The manganese remover prepared in the present disclosure is magnetic, and the preparation process is simple and easy for industrial production. The nano manganese remover can quickly remove manganese in manganese-containing wastewater. A small amount of the manganese remover can achieve a large adsorption capacity. Further, the nano manganese remover can be separated from the manganese-containing wastewater quickly, thereby avoiding secondary pollution to the system.
A manufacturing process of a high-strength aluminum alloy wire/strip includes the following steps: A. subjecting an alloy to smelting and spray forming to obtain a high-strength Al—Zn—Mg—Cu aluminum alloy blank; B. subjecting the blank to semi-solid upset forging to form an ingot; C. subjecting the ingot to hot extrusion and then to vacuum annealing to form a coiled material; D. subjecting the coiled material to hot continuous rolling to obtain a wire blank; and E. subjecting the wire blank to solution heat treatment, multiple stretching treatments, annealing, and multiple continuous stretching treatments to obtain the high-strength aluminum alloy wire/strip. The high-strength aluminum alloy wire/strip has the characteristics of fine and compact grains, uniform structure, clear grain boundaries, no precipitates, and no layered structure affecting the stretching performance.
C22F 1/053 - 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 of alloys with zinc as the next major constituent
C21D 9/52 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor for wiresHeat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor for strips
C21D 9/573 - Continuous furnaces for strip or wire with cooling
A foundry dust compound reinforcing filler for natural rubber contains 40-80 parts by weight of foundry dust, 10-40 parts by weight of silica and 10-40 parts by weight of Carbon black. A method for preparing a foundry dust compound reinforcing filler for natural rubber includes the steps of sieving, iron removal, pickling, precipitation, primary grinding, mixing, secondary grinding, granulation and the like. The foundry dust compound reinforcing filler used for reinforcing natural rubber is easy to disperse in natural rubber. The compound reinforcing filler has excellent reinforcing effect, which realizes the resource utilization of casting dust waste and reduces the consumption of silica and carbon black.
Disclosed in the present invention are uses of compounds in drugs for treating diseases caused by bacterial glucuronidase. The compounds are aspartame, metabolites thereof or pharmaceutically acceptable salts of the compounds. The above compounds can be used for treating cancers, can also alleviate diarrhea induced by irinotecan, gastrointestinal ulcers caused by non-steroid anti-inflammatory drugs, or can adjust other medicinal cure effects and side effects of bacterial glucuronidase metabolism and related diseases induced by bacterial glucuronidase.
Disclosed in the present invention are uses of compounds in drugs for treating diseases caused by bacterial glucuronidase. The compounds are N-Desmethylclozapine, metabolites thereof or pharmaceutically acceptable salts of the compounds. The above compounds can be used for treating cancers, can also alleviate diarrhea induced by irinotecan, gastrointestinal ulcers caused by non-steroid anti-inflammatory drugs, or can adjust other medicinal cure effects and side effects of bacterial glucuronidase metabolism and related diseases induced by bacterial glucuronidase.
A61K 31/4745 - QuinolinesIsoquinolines ortho- or peri-condensed with heterocyclic ring systems condensed with ring systems having nitrogen as a ring hetero atom, e.g. phenanthrolines
The present invention relates to the technical field of resource recycling, and particularly relates to a method of recovering tin from a liquid crystal-containing indium concentrate. The method comprises processes of low-temperature baking, ball milling, alkaline roasting, adding water and leaching, filter pressing, tin extraction, founding, etc. The method of the present invention has advantages of a high direct recovery rate of tin, an easy-to-operate process, a low hardware cost, a low manufacturing cost, and being free from secondary pollution generation, etc.
The present invention relates to the technical field of resource recycling, and particularly relates to a method of recovering indium from a liquid crystal-containing indium concentrate. The method comprises processes of low-temperature baking, ball milling, alkaline roasting, adding water and leaching, filter pressing, acid leaching, zinc displacement, founding, indium purification, etc. The method of the present invention has advantages of a high direct recovery rate of indium, an easy-to-operate process, a low hardware cost, a low manufacturing cost, and being free from secondary pollution generation, etc.
Disclosed is a device for measuring carbon fiber composite vehicle bodies, comprising a working platform (1), four sets of identical motion-sensing units (2), and a laser emission assembly. The laser emission assembly comprises a substrate (3), six lasers (41, 42, 43, 44, 45, 46) fixedly mounted on the top of the substrate (3), three legs (5) fixedly mounted on the bottom of the substrate (3), and a ball (6) arranged at the bottom end of each leg (5). Axes of lasers emitted by five lasers (41, 42, 43, 44, 45) are located within a plane parallel to a plane in which a triangle formed by connecting lines between the centers of three balls (6) is located. The emission direction of a sixth laser (46) is the same as that of the laser (41) thereunder, and axes of emitted lasers thereof are parallel in a plane perpendicular to the plane in which the triangle formed by the connecting lines between the centers of the three balls (6) is located. The measuring device has a simple structure, a low cost, a low requirement on operators, and, especially, a high efficiency of measurement, and can achieve a high measurement precision.
G01B 11/245 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
G01B 5/004 - Measuring arrangements characterised by the use of mechanical techniques for measuring coordinates of points
G01B 5/207 - Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
23.
LOAD-SENSING VALVE FOR NON-LINEAR DISTRIBUTION OF BRAKING FORCES OF FRONT AND REAR BRAKES OF VEHICLE
A load-sensing valve for non-linear distribution of braking forces of front and rear brakes of a vehicle comprises: a valve body (1); a pair of valve chambers (2) disposed inside the valve body (1); and a load-sensing device (3) disposed at an upper end of the valve body (1). The valve chamber (2) comprises a front pressure adjustment chamber (4) and a rear pressure adjustment chamber (5) respectively disposed at two ends thereof. A pressure adjustment chamber piston (6), a pressure adjustment component, a linear spring (7) and a piston (8) are sequentially disposed between the front pressure adjustment chamber (4) and the rear pressure adjustment chamber (5). The load-sensing device (3) is connected with the pressure adjustment component. The load-sensing valve can realize non-linear distribution of braking forces of front and rear brakes of an automobile, thereby improving braking performance of the automobile.
B60T 8/30 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force characterised by producing differential braking between front and rear wheels responsive to load
patents
