57results about How to "Improve environmental efficiency" patented technology

A method for modifying a titanium silicalite molecular sieve by a precious metal source is characterized in that a mixture of modification liquid and a titanium silicalite molecular sieve is treated in a closed reaction vessel at 120-200 DEG C for at least 2 hours, and then the product is dried and roasted, wherein the water contained in the reaction vessel can form saturated water steam under the reaction condition, and has a weight ratio to the titanium silicalite molecular sieve being less than 1.2; the modification liquid comprises a silicone source, a titanium source, water, organic base, a precious metal source, and a reducing agent; the weight ratio of the titanium silicalite molecular sieve to the modification liquid is 100:(1-150); and the treating capacity of the titanium silicalite molecular sieve is at least 10 g per liter of the reaction vessel volume. The method needs no mother liquor separation, omits procedures of filtration or washing, greatly reduces environment pollution, improves volume utilization efficiency of high pressure equipment, increases productivity, reduces preparation cost, and improves the environmental protection and economic benefits of the synthesis.

The invention discloses a method of purifying and modifying attapulgite, and the method comprises the following steps: crushing attapulgite raw ore, pouring the attapulgite raw ore into deionized water with an organic active agent comprising silane coupling agent550, silane coupling agent 570, aluminate coupling agent SG-Al821, anti-setting aluminate ASA and the like for magnetic stirring, after soaking and standing, decanting the solution to obtain an upper layer attapulgite suspension, adding the upper layer attapulgite suspension into an activated dispersion agent comprising sodium hexametaphosphate and carboxymethyl cellulose for synergistic ultrasonic hydrothermal method treatment, centrifuging, filtering and drying to obtain crude attapulgite clay powder, then transporting the crude attapulgite clay powder into a rotary drying furnace filled with inert gas argon for roasting, in the end of the roasting, cooling and standing to room temperature, and then taking the attapulgite powder out to obtain the purified and modified attapulgite powder. The method is free of conventional pickling wastewater discharge, and is energy saving and environmentally-friendly, the argon is used as a calcining medium to improve the purity of the attapulgite powder and further increase the specific surface area of the attapulgite powder, the adsorption ability is improved, and the application field is broadened.

The invention relates to a method for treating a titanium-silicon molecular sieve. The method is characterized by modifying the titanium-silicon molecular sieve by a modifying solution in the presence of saturated steam, wherein the modifying solution is obtained by hydrolyzing a silicon source and a titanium source in a base solution. According to the method, mother liquor separation is not required, the filtration and washing procedures are omitted, pollution to environment is reduced greatly, the volume utilization efficiency of a high-pressure device is improved, the preparation cost is lowered, and the environmental protection and economic benefits of synthesis are improved.

The invention provides LED UV curing glass ink and mainly solves the technical problems that thermo-curing ink is universally in the existing glass ink industry, the energy consumption is high, the efficiency is low and the like. The main point of the technical scheme is that the glass ink is prepared from the raw materials, by weight, of 30%-60% of resin, 3%-20% of UV monomer, 1%-10% of photoinitiator, 0.1%-5% of auxiliary, 0.1%-10% of pigment and 5%-30% of filler, and the resin comprises organic silicone modified epoxy acrylic resin, polyester acrylic resin, acrylic modified alkyd resin and acrylic modified silicone resin; the UV monomer comprises IBXA, acryloyl morpholine, spiro orthocarbonate, DPHA, (EO)n-TMPTA, tetrahydrofuran acrylate, lauryl acrylate and 9,9'-bis[4-(2'-hydroxy-3'-methacryloyloxypropoxy)phenyl]fluorene. The glass ink is manufactured with an LED UV curing method, has the advantages that energy is saved and the environmental protection efficiency is high and is mainly applied to the glass ink industry.

An embodiment of the invention discloses an analog video signal output device and an electronic device. The analog video signal output device can comprise a video signal output circuit, a DC blocking circuit, a bias circuit, a detection circuit and a power-supplying switch circuit used for supplying power to the video signal output circuit; the video signal output circuit is used for outputting analog video signals to an analog video signal output port; the detection circuit is used for detecting whether the port voltage value of the analog video signal output port is larger than a preset voltage threshold value, when the port voltage value of the analog video signal output port is detected to be larger than the preset voltage threshold value, the power-supplying switch circuit is controlled to be in a power-supplying shut-down state; when the port voltage value of the analog video signal output port is smaller than a preset voltage threshold value, the power-supplying switch circuit is controlled to be in a power-supplying state. According to the technical scheme, the analog video signal output device and the electronic device are beneficial to reducing non-load power consumption of the analog video signal output port to some extent, and low-carbon environment-protection rate is improved.

The invention discloses a low-power-consumption vehicle-mounted air conditioner capable of achieving cooling through natural wind in the technical field of vehicle-mounted air conditioners. The low-power-consumption vehicle-mounted air conditioner comprises an air inlet pipe and an engine water tank. The air inlet pipe is in a funnel shape with the caliber of the left side larger than the caliberof the right side. A heat release pipe is arranged on the right side of the air inlet pipe. A gas outlet pipe is arranged on the right side of the heat release pipe. A first heat conduction pipe is arranged at the position, close to the left portion, of the surface of the air inlet pipe and spirally surrounds the surface of the air inlet pipe. A second heat conduction pipe is arranged on the surface of the heat release pipe. Two cooling parts of the same structure are connected through the heat conduction pipes. The bottom of the engine water tank is connected with a mounting pipe. The other end of a heat transmission pipe is connected with the cooling parts and a heating pipe. A condenser is mounted on the right side of the gas outlet pipe. An air outlet pipe is mounted on the right sideof the condenser. According to the low-power-consumption vehicle-mounted air conditioner, after one part of heat in air is released, the air enters the condenser again to be cooled, consumed energy ofthe cooling air can be effectively reduced, and the environment protection efficiency is increased.

A modification method for a Y type molecular sieve is characterized in that a NaY molecular sieve is mixed with an inorganic alkali, a silicon oxygen group-containing small-molecular compound and a macro-molecular anionic compound solution, then the mixture is treated for at least 0.5 h at the temperature of 70-200 DEG C in a closed reaction kettle, and a product is recovered, wherein the mixing ratio of the NaY molecular sieve to the inorganic alkali to the silicon oxygen group-containing small-molecular compound to the macro-molecular anionic compound is 10 to (0.05-0.5) to (0.1-10) to (0.5-10). The method has the advantages of simple preparation process and high efficiency, and the mesoporous Y type molecular sieve can be obtained, has the pore size distribution concentrating on 3-4 nm and has large pores with the size of more than 50 nm.

The invention belongs to the field of sapphire single crystal grinding, and particularly relates to a full-automatic sapphire grinding machine. The full-automatic sapphire grinding machine comprises a rack, an X-direction beam and a control system, wherein the rack is provided with an operation table, and the X-direction beam is in sliding connection with the rack in the Y direction. The operation table comprises a raw material area, a positioning grinding area, a cleaning area, a waste liquid area, a detection area, a waste area and a finished product area, wherein the waste liquid area is arranged under the positioning grinding area and the cleaning area. The control system is electrically connected to a drive mechanism and a transmission mechanism. To achieve the automatic function, the rack and the X-direction beam are both provided with sliding rails, synchronous belts, drive motors and other devices, the X-direction beam can move front and back on the rack along the Y axis, and a Z-direction liquid filling gun and a Z-direction mechanical arm can move front and back on the X-direction beam along the X axis. Compared with the prior art, grinding, cleaning, detecting and other procedures related to the grinding technology are thoroughly fused, and automatic and continuous production becomes possible through usage of the mechanical arm.

A modification activation process for attapulgite is disclosed. The process includes steps of crushing attapulgite, then adding the crushed attapulgite into water, after the attapulgite is fully stirred and soaked, performing centrifugation treatment, filtration and drying, and keeping the obtained product for later use; adding the obtained product into a phosphoric acid solution, and stirring and heating the mixture; preparing modified attapulgite; heating the modified attapulgite, and allowing vapour to be in contact and reacted with the attapulgite through an inert gas that is nitrogen; and cooling the product after the reaction is finished, stopping feeding of the vapour, taking the attapulgite out after the temperature is lowered to room temperature, washing the attapulgite with water and drying the attapulgite. The high-temperature vapour is adopted to activate the attapulgite in the process. No acid washing waste water is discharged in the treatment process, thus increasing the environment protection efficiency of the production process and reducing the production cost.

The invention discloses a cleaning device for oil smoke purification equipment. The cleaning device comprises a protection rack, a shell, a base, a filtering tank and a cleaning tank, wherein the shell is welded with the top of the base, a partition plate is welded with the shell, a motor is fixedly arranged at one side of the partition plate, the cleaning tank is arranged in the shell, a liquid storage box is connected with one side of the cleaning groove by a pipeline, a fixture is welded with one side of the shell, the filtering tank is welded with the bottom of the base, a water pump is connected with one side of the filtering tank by a hose, and an output end of the water pump is connected with a water spraying rack at an inner wall of the shell by a connection pipe. The filtering tank is arranged, a cleaning liquid can be repeatedly used, the waste of the cleaning liquid is prevented, the cost is reduced, and the environmental-friendly efficiency of the device is improved; and byarranging an ultrasound wave generator, the cleaning efficiency of the device can be improved, a filtering core can be rapidly cleaned, oil dirt in a corner of the filtering core can be cleaned, andthe cleaning effect of the filtering core is ensured.

The invention relates to the technical field of environmental protection, and discloses an environment-friendly smoke dust treatment device capable of effectively improving an activated carbon particle adsorption function, the environment-friendly smoke dust treatment device comprises a support frame, a treatment furnace is welded in the support frame, a driving cam is movably connected in the support frame, and a driving rod is welded on the front surface of the right side of the driving cam; and the outer wall of the driving rod is slidably connected with a driving mechanism. According to the environment-friendly smoke dust treatment device capable of effectively improving the activated carbon particle adsorption function, a cam is driven to rotate, at the moment, a stirring frame can periodically and positively stir activated carbon particles in the treatment furnace, the adsorption efficiency of the activated carbon particles is improved, and therefore the effects of improving the activated carbon adsorption function and accelerating the smoke purification efficiency are achieved. A crank is rotated, so that the transmission ratio between the conical disc I and the conical disc II is changed, and the stirring speed of the stirring frame is changed, so that the effects of conveniently adjusting the flue gas purification speed and improving the environmental protection efficiency are achieved.

The invention relates to the field of environment protection, in particular to an environment-friendly type dust collection device. The environment-friendly type dust collection device comprises a vertical conical flow guide cylinder, wherein an arc-shaped installation cover is arranged at the upper end of the conical flow guide cylinder along the horizontal direction; a semispherical flow guide cover is arranged at the upper end of the arc-shaped installation cover; a flow guide pipe is arranged at the upper end of the semispherical flow guide cover towards right along the horizontal direction; a dust collection installation cylinder is vertically arranged down at the right end of the flow guide pipe; a conical reducing dust suction cylinder is arranged down at the lower end of the conical flow guide cylinder; a motor installation cylinder is vertically arranged in the middle part of the upper end of the arc-shaped installation cover in a penetrating way. The environment-friendly typedust collection device has the advantages that the air can be guided at high speed by a reducing spiral air suction impeller, and the air at the bottom part is sucked together with dust; after the flow is filtered, the dust falls down via vibration, so that the dust is more quickly collected; the structure is compact, the flow is smoothly guided, the dust collecting efficiency is high in flow filtering, and the bottom part is deformed to collect the dust; by adopting the double-layer flow filtering type, the accuracy in dust collecting is improved, and the environment-friendly efficiency is high.

The invention belongs to the technical field of sewage treatment and provides a method for activating attapulgite. The method comprises the steps of purification of the attapulgite, namely grinding, crushing and sieving the attapulgite; mixing the attapulgite with deionized water, stirring, standing, filtering and drying; and activation of the attapulgite, heating the attapulgite prepared in the previous step, carrying out contact reaction on vapor and the attapulgite through an inert gas as a carrier gas, further raising the temperature, keeping for 2-4h, beginning to cool, stopping adding the vapor, and taking out the attapulgite after cooling to a room temperature. The disadvantages that the methods such as thermal activation and acidification are high in cost and serious in sewage pollution are overcome.

The invention provides an attapulgite-containing mechanical antirust paint and a preparation method thereof. The antirust paint comprises 22-27 parts of water-soluble phenolic resin, 15-20 parts of a polyurethane-polyacrylate composite emulsion, 18-22 parts of attapulgite, 7-9 parts of sodium carbonate, 1.0-1.5 parts of triethanolamine, 18-22 parts of polycaprolactone, 0.1-0.3 part of polybutylene terephthalate, 0.7-0.9 part of potassium chloride, 0.4-0.6 part of 2,6-2-tert-butyl-alpha-dimethylamino-p-phenol, 1.5-2.5 parts of a modified acrylic emulsion, 0.5-0.8 part of chitosan, 3-6 parts of cottonseed oil, 5-8 parts of benzyl cinnamate and 8-10 parts of a modifying assistant. The antirust paint has the advantages of good adhesion, fastness in drying, good heat resistance, environmental protection and no pollution; attapulgite and the modifying assistant are added to raw materials, and are modified to improve the performances of polymeric materials in the raw materials and increase the resistance to corrosion and heat.

The invention discloses an improved DEA model-based port efficiency evaluation and pollution emission right distribution determination method. The method comprises the following steps: firstly, collecting element input, expected output and unexpected output of a port, and calculating the port environment efficiency under different conditions of environment control and non-environment control; secondly, taking different change proportions for the input, the expected output and the unexpected output, and calculating the expected output and the output loss which are possibly increased to the maximum extent by utilizing comprehensive production models with different preferences under environmental control and non-environmental control; then, in combination with the pollutant emission coefficient and the preference coefficient, applying the change of different proportions of input and output to the comprehensive emission model, and evaluating the pollutant emission level when the input and output are changed in different proportions; and finally, re-evaluating the efficiency of different pollution control targets by using the comprehensive distribution model, and comparing the output loss between pollutant redistribution and non-redistribution. According to the method, the port efficiency and the pollutant discharge right distribution can be accurately and effectively evaluated.

The invention discloses a dust sucking type environment-friendly mechanism for clamping and conveying sheets. The dust sucking type environment-friendly mechanism for clamping and conveying the sheets comprises a rack, an upper supporting frame is fixed to the middle portion of a top plate of the rack, an air sucking through groove and a conveying through groove are formed in the middle of the top plate of the rack, and guiding railways are fixed to the two sides of the top face of the top plate of the rack. Sliding grooves are formed in the bottom face of a mobile plate, the upper portions of the guiding railways are inserted into sliding grooves in a sleeved mode, and a storing groove is arranged in the middle of the top face of the mobile plate. An elastic plate is fixed to the bottom face of the storing groove, vertically-aligned though grooves are formed in the bottom faces of the elastic plate and the storing groove, and the through grooves vertically communicate with the air sucking through groove. A suction hood is fixed to the bottom face of the top plate of the rack, the air sucking through groove corresponds to the suction hood, and an air sucking pipe is connected to the bottom face of the suction hood. According to the dust sucking type environment-friendly mechanism for clamping and conveying the sheets, to-be-cut sheets are automatically clamped, and cutting is conducted by manpower or a cutting mechanism arranged above the rack; and when cutting is conducted, dust generated when the sheets are cut is adsorbed through the suction hood, so that human bodies are protected against harm caused by dust, environment-friendly efficiency is high, and the effect is good.

The invention relates to the technical field of medical rehabilitation training, in particular to a respiratory vital capacity training device, which comprises an air blowing assembly, and one end of the air blowing assembly is connected with a training assembly and a vital capacity detector through a three-way pipe and a control valve; a power generation assembly is arranged at one end of an air conveying pipe, the power generation assembly comprises a shell, a fixing frame is fixedly connected to the interior of the shell, a micro power generator and an anti-backflow assembly are fixedly connected to the center of the fixing frame, and the anti-backflow assembly is arranged in the air conveying pipe. The device is small and exquisite in overall structure and convenient to use, use of electric energy is reduced, the environmental protection efficiency of the device is improved, respiratory virus infection caused by gas backflow is effectively avoided, through arrangement of an ultraviolet lamp strip, sterilization treatment can be conducted on the interior of a gas conveying pipe after training is finished, residual of exhaled viruses is avoided, and the training safety is further improved.

The invention discloses a metal-containing garbage screening device, and relates to the technical field of machinery. The device comprises a conveying belt, the conveying belt is installed on a magnet block in a transmission mode, a sorting shell is arranged below the conveying belt, a slow falling block is fixedly embedded in the inner wall of the sorting shell, a splash-proof baffle is fixedly embedded in the outer wall of the bottom of the slow falling block, and a wave buffering plate is fixedly embedded in the inner wall of the sorting shell; the bottom of the wave buffering plate is fixedly embedded in the outer wall of the top of the device shell, and the top of the device shell is slidably installed on a blocking plate. According to the metal-containing garbage screening device, a first magnetic plate, a second magnetic plate and a third magnetic plate are arranged, the first magnetic plate can effectively slow down the falling speed of iron products so that the iron products can be separated from waste residues and garbage, and meanwhile deodorization treatment can be effectively conducted through gas exchange generated by movement of the second magnetic plate and the third magnetic plate; and in addition, the gas flows through the arc-shaped sheet tubes, the effect of accelerating falling of waste residues and garbage can be achieved, and the separation efficiency of iron products and garbage is improved.

The invention discloses a riverway decontamination device, comprising a decontamination main body; the left side of the decontamination main body is connected with an entrance of a water channel, anda filter screen is installed under the right side of the entrance of the water channel; the right side of the filter screen is connected with a decontamination device body; the right side of the decontamination device body is connected with a filter purification layer, and a filter material is arranged under the filter purification layer; one side of the top of the filter purification layer is fixedly connected with a water pipe; a water suction pump is installed at the right side of the water pipe, and the lower part of the water suction pump is connected with a disinfecting tank by means ofa water pipe; an air blower is arranged at the bottom of the disinfecting tank; the decontamination device body comprises a seal cover, a first layer purifier, a second layer filter screen, a filtering pipe and a gravel filtering layer. The riverway decontamination device is provided with the filter screens, the disinfecting tank and the decontamination device body, thus being beneficial to betterimplement of sewage treatment; the riverway decontamination device is energy-saving, environmentally-friendly and free from pollution, increases the environmental protection efficiency, achieves a best treatment effect, and further perfects the functional diversity.

The invention discloses a water-based anticorrosive composite paint remover for a ship having a deodorizing function. The paint remover is prepared from the following raw materials in parts by weight: 34-36 parts of benzyl alcohol, 4-5 parts of N-methylpyrrolidone, 4-6 parts of anhydrous ethanol, 0.5-0.7 part of ethyl cellulose, 0.2-0.4 part of urotropine, 11-12 parts of etidronic acid, 3-5 parts of vanilla oil, 0.4-0.6 part of tea polyphenol, 12-14 parts of chestnut shell, 12-14 parts of peanut isolated protein powder, 2.3-2.5 parts of vinyltrimethoxysilane, 0.3-0.5 part of sodium tripolyphosphate, 1.6-1.8 parts of self-made emulsifier and 44-46 parts of water. By compounding the benzyl alcohol and the N-methylpyrrolidone to serve as main solvent, using the anhydrous ethanol as cosolvent, using the pregelatinized peanut isolated protein powder as a thickening adhesive, using the granular modified chestnut shell carbon powder as a filler to achieve high adsorptivity, and further adding the vanilla oil and other effective components, the prepared composite paint remover has an obvious deodorizing effect and a high paint removing efficiency.

The invention discloses a dust collection processing device used in the stone crushing process. The device comprises a base and a draught fan, universal wheels are arranged on the lower portion of thebase, a main body shell is arranged above the base, and an air suction pipe is connected to the left side of the draught fan. The left end of the air suction pipe is connected with an air inlet, a connecting through hole is formed in the air inlet, a sealing joint is arranged above the draught fan, and a guide pipe is connected with the upper portion of the sealing joint. A one-way air valve is arranged on the upper portion of the guide pipe, a water circulating device is arranged on the right side of the interior of the main body shell, and a hoop is fixed in the middle of a flow guide pipe.Compared with a common dust collection device, the utilization performance of the whole dust collection processing device used in the stone crushing process is greatly improved while the structure isadded, the dust treatment operation of the device is more comprehensive and more specific in the use process, dust is treated in a circulating water spraying mode, and use requirements of people areeffectively met.

A preparation method of a mesoporous Y-type molecular sieve is characterized by comprising: mixing a Y-type molecular sieve with glycerol at 150-200 DEG C for 0.5-5 h, mixing the obtained glycerol treated liquid mixture with an inorganic guiding agent, a quaternary ammonium compound, ethanol and cellulose at 30-80 DEG C for 0.5-2 h, placing the mixture in a reactor, treating at 80-120 for 2-20 hours, and recycling the product to obtain the mesoporous Y-type molecular sieve, wherein the mass ratio of the Y-type molecular sieve to the glycerol is 1:(2-15), and the mass ratio of the Y-type molecular sieve to the inorganic guiding agent, quaternary ammonium compound, ethanol and cellulose is 1:(0.1-10):(0.02-1):(0.1-10):(0.005-1).

A modification method for a Y type molecular sieve is characterized in that a NaY molecular sieve is mixed with an inorganic alkali, a silicon oxygen group-containing small-molecular compound and a macro-molecular anionic compound solution, then the mixture is treated for at least 0.5 h at the temperature of 70-200 DEG C in a closed reaction kettle, and a product is recovered, wherein the mixing ratio of the NaY molecular sieve to the inorganic alkali to the silicon oxygen group-containing small-molecular compound to the macro-molecular anionic compound is 10 to (0.05-0.5) to (0.1-10) to (0.5-10). The method has the advantages of simple preparation process and high efficiency, and the mesoporous Y type molecular sieve can be obtained, has the pore size distribution concentrating on 3-4 nm and has large pores with the size of more than 50 nm.

The invention discloses an intelligent industrial welding system, and relates to the technical field of welding. The system comprises a welding base, a control panel is fixedly connected to the top of the front face of the welding base, fixing frames are fixedly connected to the two sides of the top of the welding base, a welding device is arranged in the middle of the top of each fixing frame, a fastening device is arranged in the middle of the bottom of an inner cavity of the welding base, and thickened side plates are fixedly connected to the positions, located on the two sides of the fastening device, of the top of the welding base. According to the intelligent industrial welding system, the application range of the system is effectively widened, feeding pipes are tightly attached to supporting plates, the situation that the device inclines after being bent due to collision is avoided, then the service life of the system is prolonged, meanwhile, a sealing plate plays a role in sealing, meanwhile, internal fixing pieces are connected, the fixing pieces are in a suspended state, abrasion caused by movement of internal parts of the system can be reduced, and the internal parts can be conveniently and rapidly installed.

A mesoporous molecular sieve is characterized in that the molecular sieve has an FAU crystal structure, the relative crystallinity is greater than 70%, the mesopore volume accounts for 30-70% of the total pore volume, and the BET test shows that the pore volume of mesopores with the pore size of 10-22 nm accounts for 60% or more of the mesopores.

The invention discloses a semi-automatic mold polishing device capable of preventing flying chips. The semi-automatic mold polishing device comprises a box body, a bottom box door is movably installed at the bottom of the front face of the box body, a top box door is movably installed at the top of the front face of the box body, an observation window is movably installed in the top box door, and operation buttons are movably installed on the outer side of the top box door; and a supporting plate is fixedly installed in the box body, four supporting columns are hinged to the top of the supporting plate, an inclined plate is hinged to the tops of the four supporting columns, a cross-shaped sliding groove is formed in the inclined plate, four sliding blocks are movably installed in the cross-shaped sliding groove, and soft annular plates are fixedly installed at the tops of the four sliding blocks. Through an atomizer, when the atomizer atomizes water flow and sprays the water flow to the outer side of a mold, through cooperation with a double-head motor and a polishing roller sleeve, the mold is polished and cooled, and chipping splashing is reduced; and the chipping protection capacity is further improved under the combined action of the box body, through flow guiding of water flow, clearing, collecting and cleaning operations of the internal mold and operation chippings are convenient, and use convenience is improved.

The invention provides a high-strength and high-plasticity steel-making method and a production method thereof, and relates to the technical field of high-strength and high-plasticity steel-making. Step 1: Raw material preparation: Optimizing iron ore and scrap steel, through crushing, grinding, magnetic separation, flotation, re-election, and then cleaning and crushing the scrap recycled steel, Step 2: Composition control: Ni 18% , Ti0.2%‑0.8%, Al0.1%‑0.4%, Co0.3%‑0.9%, Mo1.2%‑2.5%, C0.3%, and the rest is iron. Step 3: melting: for iron The ore is melted, and then the waste recycled steel is melted, mixed, and an appropriate amount of coal water slurry is added to remove silicide. During steelmaking, the silicide produced by the input limestone is collected and utilized, and the oxide layer can be removed through the scrap recycled steel, which can improve the melting efficiency of ore and the production efficiency of molten iron, and then add an appropriate amount of beneficial metals for oxidation Materials, which can improve strength and plasticity, mixed with recycled steel, can improve environmental efficiency.

A preparation method of a mesoporous Y-type molecular sieve is characterized by comprising: mixing a Y-type molecular sieve with glycerol at 150-200 DEG C for 0.5-5 h, mixing the obtained glycerol treated liquid mixture with an inorganic guiding agent, a quaternary ammonium compound, ethanol and cellulose at 30-80 DEG C for 0.5-2 h, placing the mixture in a reactor, treating at 80-120 for 2-20 hours, and recycling the product to obtain the mesoporous Y-type molecular sieve, wherein the mass ratio of the Y-type molecular sieve to the glycerol is 1:(2-15), and the mass ratio of the Y-type molecular sieve to the inorganic guiding agent, quaternary ammonium compound, ethanol and cellulose is 1:(0.1-10):(0.02-1):(0.1-10):(0.005-1).