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159results about How to "No burning" patented technology

Waste vehicle disassembly production line and corresponding process

The invention relates to a waste vehicle disassembly production line and corresponding process. Nowadays, a relatively complete disassembly method for waste vehicles does not exist at both home and abroad. The waste vehicle disassembly production line comprises a pretreatment area and a semi-automatic disassembly area, the pretreatment area comprises a waste oil fluid extracting work station, a refrigerant recycling work station, a windshield, an electrical equipment circuit disassembly work station and an inner trim and tyre disassembly work station, wherein a waste oil fluid extracting device is arranged in the waste oil fluid extracting work station, a refrigerant extracting device is arranged in the refrigerant recycling work station, and an air gun sleeve and an air gun unit are arranged on the inner trim and tyre disassembly work station. The semi-automatic disassembly area is arranged on a downstream position of the pretreatment area, and a semi-automatic disassembly device and a material taking and carrying device are arranged in the semi-automatic disassembly area. Not only do the waste vehicle disassembly production line and the corresponding process achieve transformation from manual disassembly to mechanical disassembly, but also the size of cut material can be adjusted according to requirements, and the waste vehicle disassembly production line and the corresponding process are widely used for disassembly of various vehicles and particularly suitable for disassembling of oversize vehicles.
Owner:QINGDAO NEW WORLD ENVIRONMENT PROTECTION CO LTD

Method for preparing structural material of floors and coaches of high-speed trains

The invention discloses a method for preparing a structural material of floors and coaches of high-speed trains. In the method, super light foamed aluminium or foamed aluminum alloy is used as a core layer and aluminum plates with different thicknesses, wherein the aluminum plates are used as upper and lower faceplates to be compounded with the core layer to form the sandwich panels. The method is characterized in that, through mechanically and forcedly paving and spreading the foamed aluminium core layer and the faceplates in a brazing filler metal melt and then carrying out fusion and vibration-assisted coagulation, attached surface oxidation films are removed, and the foamed aluminium core layer and the faceplates are prevented from being oxidized again during welding, and finally, a structural material for floors and coaches of high-speed trains which is compounded by carrying out large-area welding on the foamed aluminium core layer and the upper and lower faceplates. Compared with the material prepared by a traditional cementing method, the material prepared by the method disclosed by the invention has the advantages of high rigidity, long service life, noise isolation, energy absorption, vibration damping, inflaming retarding, corrosion resistance and electromagnetic shielding; meanwhile, the cold and heat processing such as re-welding, surface coating, scraping and thelike and the complete recycling of the material can be realized, and the prepared structural material can replace the structural material for floors and coaches of high-speed trains prepared from honeycomb aluminium sandwich structural slabs, honeycomb paper sandwich structural slabs, organic foamed plastic sandwich panels such as polyurenthane panels and the like, metal-coated wood boards, and other various composite materials.
Owner:UNIV OF SCI & TECH BEIJING

Large-volume vacuum cracking furnace

The invention relates to a large-volume vacuum cracking furnace and belongs to the field of chemical fiber product processing equipment. The large-volume vacuum cracking furnace is characterized in that a track is arranged on a trolley support of the large-volume vacuum cracking furnace; a trolley moves in the extension direction of the track; a trolley driver drives the trolley to move into a furnace shell; a cavity is formed in the furnace shell; an electric heating tube is arranged in the cavity; the furnace shell is connected with a waste gas heater; the waste gas heater is connected with a heat exchanger. The large-volume vacuum cracking furnace provided by the invention has the benefits that gas is supplemented after heating, so that the temperature in the furnace is small in fluctuation, and the cleaning effect is ensured; the gas is exhausted through a vacuum pump after being cooled by two sections of shell and tube type heat exchangers connected in series, so that the use safety of the vacuum pump and the safety of gas exhaust are ensured; as a nitrogen pipeline is arranged in the furnace, when the temperature in the furnace exceeds the standard, a system automatically opens a nitrogen valve and conveys a certain quantity of nitrogen into the furnace, so that a polymer on a cleaning part in the furnace does not burn, that is, the equipment safety is ensured.
Owner:JIANGSU XINLONG CHEM FIBER MACHINERY

High polymer material continuous treatment method and device

The invention relates to a high polymer material continuous treatment method and device. Overheat steam is utilized as a high polymer material pyrolysis heat source and a fire retardant, the high temperature in a treatment furnace is utilized for heating saturated steam to generate overheat steam at the temperature ranging from 400 DEG C to 900 DEG C, and the oxygen content of the generated overheat steam does not exceed 0.3%; the overheat steam is led into a conveying mechanism, the whole conveying mechanism is kept with the micro negative pressure through an air draft system, it is ensured that in the high polymer material conveying and pyrolysis process, the overheat steam does not leak, the oxygen-free state is kept in the equipment, and the oxidation reaction of the high polymer material in the high-temperature decomposition state is effectively restrained. When the equipment works, the equipment is in the micro negative pressure state, and the system is safe and reliable. The treatment furnace and a steam generator are connected through a pipeline, the overheat steam generated by the equipment provides a necessary heating medium for high polymer material pyrolysis and also becomes the fire retardant for isolating air; and meanwhile, combustible gas and water vapor generated by high polymer material pyrolysis can be recycled and circularly used by the equipment, and accordingly zero emission and zero pollution are achieved.
Owner:上海治实合金科技有限公司

Al-BiCl<3>-LiBH<4> aluminum-based composite hydrogen production material and method for manufacturing same

The invention discloses an Al-BiCl<3>-LiBH<4> aluminum-based composite hydrogen production material and a method for manufacturing the same. The Al-BiCl<3>-LiBH<4> aluminum-based composite hydrogen production material is made of, by weight, 50-95% of aluminum powder and 5-50% of additives by means of ball-milling. BiCl<3> and LiBH<4> are mixed with each other to obtain the additives. The method includes respectively weighing the required aluminum powder, the required BiCl<3> and the required LiBH<4> according to proportions, adding the aluminum powder, the BiCL<3> and the LiBH<4> into a ball-milling tank, adding grinding balls into the ball-milling tank according to a ball-to-material ratio of 20-120:1, sealing the ball-milling tank and filling the tank with argon for protection; placing the ball-milling tank in a ball-milling machine, and carrying out ball-milling for 1-10 hours at the ball-milling rotational speed of 100-500r / min to obtain the Al-BiCl<3>-LiBH<4> aluminum-based composite hydrogen production material. The Al-BiCl<3>-LiBH<4> aluminum-based composite hydrogen production material and the method have the advantages that as proved by tests, the Al-BiCl<3>-LiBH<4> aluminum-based composite hydrogen production material is excellent in hydrogen production performance and low in cost, processes are simple, and the like.
Owner:GUILIN UNIV OF ELECTRONIC TECH

Straw glass fiber fireproof plate section and preparation method thereof

InactiveCN104693829AReduce dosageMake up for the shortcomings of poor wear resistanceSodium PyrithioneSodium pyridinethione
The invention discloses a straw glass fiber fireproof plate section which is characterized by being prepared from the following raw materials in parts by weight: 70-80 parts of crop straws, 3-5 parts of glass fibers, 7-9 parts of a phenolic resin, 4-5 parts of polyurethane, 2-3 parts of zinc borate, 1-2 parts of ammonium polyphosphate, 1-1.5 parts of rosin, 0.4-0.6 part of sodium pyrithione and 10-12 parts of a synergetic filler. The crop straws are taken as a base material of the plate, and the glass fibers, zinc borate and the like are added, so that the fireproof plate section is heat-resistant and flame-retardant; due to the addition of the rosin and sodium pyrithione, insect prevention and rotting protection are realized; due to dual effects of the phenolic resin and polyurethane, the defect that the glass fibers are low in wear resistance is overcome; due to the addition of a modifier prepared by a special process, the flame-retardant property, toughness and wear resistance are further improved; and moreover, the strength of the prepared plate exceeds that of solid wood, fire resistance, moth resistance, rotting protection and moisture prevention are realized, three wastes are avoided in the production process, the amount of the wood is saved, air pollution caused by straw combustion is reduced, and income of the peasants is increased.
Owner:ANHUI JINGLUN HIGH SPEED RAIL EQUIP TECH

High-temperature high-pressure kettle air heating device

The invention relates to a high-temperature high-pressure kettle air heating device. The prior high-temperature acquisition mode is realized by utilizing the heat convection of conductive oil at homeand abroad and has the following defects of easy leakage, low heat efficiency, poorer controllability, poor furnace temperature evenness, slow temperature increase and decrease and poorer comprehensive performance parameters. The high-temperature high-pressure kettle air heating device comprises a kettle body, a heater, a blower, an insulation layer and an ventilating duct, wherein the insulationlayer comprises an outer layer, a middle insulation cotton layer and an inner layer plate; the kettle body is arranged on the central axis of the device; an air duct is arranged between the kettle body and the external insulation layer and is divided into an inner air duct and an outer air duct by the ventilating duct; the outer air duct is internally provided with the heater; and an air outlet ofthe inner air duct and an air inlet of the outer air duct are arranged at the lower end of one side of the insulation layer and communicated by the blower to form a hot air circulating passage. The invention has little heat loss, low heat efficiency, less repairing points, stronger controllability, good furnace temperature evenness, rapid furnace temperature increase and decrease and favorable comprehensive performance parameters.
Owner:XIAN ELECTRIC FURNACE INST

Pasty fibre art designing coating and preparation thereof

InactiveCN101328334AImprove settings stabilitySolve the problem of the stability of the brushed coatingArtist's paintsFiberPolymer science
The invention discloses pasty fiber paint and a preparation method thereof. The pasty fiber paint is prepared from latex, pigment, a filler, antifoaming agents, an anticorrosion agent, a PH regulator, thickeners, a disperser, a film forming auxiliary agent, a flux, fibers and water which are mixed. The preparation method comprises the following steps of: A. mixing and stirring the flux, the disperser, an antifoaming agent 1, the anticorrosion agent and the PH regulator and 80 percent of the water, adding the pigment and the filler into the mixed material during the stirring process, and then carrying out dispersing and grinding at a rotation speed of between 1, 500 and 3, 500rpm to obtain slurry material; B. adding the latex and the film forming auxiliary agent in turn into the slurry material, adding a thickener 1 and a thickener 2 after even agitation, and regulating viscosity to between 115 and 120KU to obtain a paint material; and C adding the fibers into the paint material, adding an antifoaming agent 2 and the rest 20 percent of the water after even agitation, defoaming, and obtaining the product. The pasty fiber paint which is used for interior wall decorating and painting solves the problems that: an elastic hacking film has poor resistance to stain and a rigid hacking film is easy to crack and causes water seepage.
Owner:SHENZHEN OCEANPOWER NEW MATERIALS TECH
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