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50results about How to "Get on the horse fast" patented technology

Multi-metal recovery processing technique of waste liquid generated in germanium producing process

The invention relates to a multi-metal recovery processing technique of waste liquid generated in a germanium producing process, belonging to the technical field of non-ferrous metal wet method metallurgy. The multi-metal recovery processing technique comprises the following steps: extracting germanium from the waste liquid generated in the germanium producing process by an extractant A and a kerose diluent, washing, carrying out back-extraction, removing impurities, purifying, depositing the germanium and electrolyzing to obtain the metal germanium with the purity of 99.99%; firstly extracting iron and partial impurities from the residual waste liquid after extracting the germanium by an extractant B and the kerose diluent, and extracting indium from the residual waste liquid after extracting the iron by the same organic extractant B, adjusting the pH, extracting the indium by the extractant A, carrying out the back-extraction, neutralizing, oxidizing, removing the impurities and replacing to obtain spongy indium, and then briquetting and casting to obtain 99% metal indium. The invention has the advantages of short process flow, small occupied area, few investment, fast implementation and good working conditions, solves the problems that the valuable metal in the waste acid solution can not be recovered and has higher value of the resource comprehensive utilization. Furthermore, the metal recovery rate is larger than 92%; the purity of the obtained product, metal germanium, is 99.99%, and the purity of the metal indium is 99%.
Owner:湖南福欣锗业科技有限公司

Zincizing infiltrated layer corrosion resistance process for metal

InactiveCN105839047AStrong adhesionUniform and dense thicknessSolid state diffusion coatingPotassiumRare earth
The invention relates to a zincizing infiltrated layer corrosion resistance process for metal. The zincizing infiltrated layer corrosion resistance process for metal includes the steps that a zinc and nickel infiltrated layer and a metal base body are arranged in a closed metal container to be heated at the heating speed of 50-60 DEG C/min, and subjected to heat preservation heating for 120-180 min when heated to 480-500 DEG C; the adding amount of the zinc and nickel infiltrated layer accounts for 1.5%-4.5% of the weight of the metal base body, and the zinc and nickel infiltrated layer is prepared from zinc powder, nickel powder, aluminum powder and energizer particles with the weight ratio of 1:(0.03-0.05):(0.02-0.04):(0.09-0.15), the particle diameter of the raw materials is controlled to be 0.1-1 mm, the energizer particles are composed of 40-90wt% of rare earth chloride and 10-60wt% of auxiliaries, and the auxiliaries are composed of 50-70wt% of potassium chloride, 20-40% of sodium chloride and 2-10wt% of boric acid. The zincizing infiltrated layer corrosion resistance process for metal is short in period, the strength and abrasion resistance of the infiltrated layer are good, and the mechanical performance and the corrosion resistance of finished products are excellent.
Owner:福建大统铁路精密装备股份有限公司

Industrial steam turbine asynchronous power generation-based energy-saving system and energy-saving control method

The invention relates to an industrial steam turbine asynchronous power generation-based energy-saving system and an energy-saving control method. The system comprises a temperature and pressure reducer and at least one back pressure type steam turbine generator unit, wherein the temperature and pressure reducer is connected with a medium- and low-pressure steam incoming main pipe; an inlet steampipeline system is arranged between the temperature and pressure reducer and the medium- and low-pressure steam incoming main pipe; an outlet steam pipeline system is arranged between the temperatureand pressure reducer and a steam using device; the back pressure type steam turbine generator unit is connected with a temperature reducing device; the temperature reducing device is connected with the inlet main pipe of the steam using device; each pipeline is provided with a manual or electric regulating valve; the temperature and pressure reducer, the back pressure type steam turbine generatorunit, the steam using device, each electric regulating valve are controlled by a DCS / PLC automatic control system; steam enters the back pressure type steam turbine asynchronous generator unit; and the unit does work and generates power through the impact steam. With the system and method of the invention adopted, cost can be saved; and a construction period and project cost are 1 / 2-2 / 3 of those of a synchronous unit with the same installed capacity as the system of the invention. The system and the method can be suitable for common industrial fields such as the phosphorus compound fertilizerchemical industry, the petrochemical industry, the smelting metallurgy industry, the papermaking light textile industry and the like.
Owner:云南固废投资有限公司

Method for preparing artificial quartz stones by using kaolin desliming tailings

The invention discloses a method for preparing artificial quartz stones by using kaolin desliming tailings, which relates to building decoration materials and comprises the following steps of: stirring unsaturated resin and colorants, adding the kaolin desliming tailings, natural river sand and silicon dioxide powder, performing stirring, adding an accelerator, a coupling agent and a curing agent, performing stirring and injecting the mixture into a mould; feeding the mould into a vacuum box for vacuumizing, pressing and forming the mixture and performing curing and heating; and performing cooling de-molding to remove the mould, performing polishing and finally cutting the molded mixture into standard artificial quartz stone slabs, wherein artificial quartz stones are made from the following raw materials in percentage by mass: 12 to 65 percent of natural river sand of 10 to 120 meshes, 15 to 35 percent of natural river sand of larger than 120 to 1,500 meshes, 5 to 15 percent of silicon dioxide powder, 0.1 to 19 percent of unsaturated resin, 0.1 to 5 percent of accelerator, 0.1 to 3 percent of coupling agent, 0.1 to 5 percent of curing agent and 0 to 5 percent of colorant. The method reduces initial investment, and is convenient to operate, easy to implement, simple and reasonable; and the products have the natural veins, stripes and rich colors of marbles, also have the hardness of the quartz stones and are suitable for industrialization.
Owner:XIAMEN UNIV

Glass fiber furnace kiln waste gas desulfurization device with turbo-charging turbulator and process

The invention discloses a glass fiber furnace kiln waste gas desulfurization device with a turbo-charging turbulator, and a process, belonging to the technical field of environment protection. According to the glass fiber furnace kiln waste gas desulfurization device, a furnace kiln fume tube and an air supplement valve, an air cooling tower and a cooling tower, the cooling tower and a desulfurization tower are fixed by using pipelines; the furnace kiln fume tube is fixed with the air cooling tower, and the cooling tower is fixed with an atomization nozzle group; the cooling tower and a receiving tank are fixed with a pipeline inserting into a circulation tank; the inner wall of the desulfurization tower is fixed with a water nozzle group, a desulfurization nozzle group, the turbo-charging turbulator and the receiving tank in sequence; a stirrer is arranged inside the circulation tank; the circulation tank is fixed with a desulfurization pump as well as an atomization pump by pipelines; the desulfurization pump is fixed with the desulfurization nozzle group by a pipeline, and the atomization is fixed with and the atomization nozzle group by a pipeline; the desulfurization tower is fixed with a secondary tower flue by a pipeline, the secondary tower flue is fixed with a draft fan by a pipeline, the draft fan is fixed with a chimney by a pipeline, and the circulation tank is fixed with a blow-down valve by a pipeline. The process comprises the steps that fume is subjected to air cooling, temperature reduction, desulfurization, defluorination, demisting and discharge and the liquid is refluxed, the overall operation is organic, automatic and continuous, and thus sewage can be discharged in appropriate time. The glass fiber furnace kiln waste gas desulfurization device is applied to fume desulfurization and defluorination. The device is smart and simple in process, and stable in effect.
Owner:刘启杰

Horizontal type solar water heater

The invention relates to a horizontal type solar water heater. One group of solar vacuum glass pipes on the exterior of a water storage tank is mutually communicated with one group of metal heat transfer pipes in the water storage tank to form a sealed loop, and heat conduction liquid is filled into the sealed loop. The solar water heater has the advantages that by using sunlight to heat the solar vacuum glass pipes and the heat conduction liquid, and utilizing the characteristics of liquid ascending by temperature rising and liquid descending by temperature lowering and the temperature difference between the interior of the water storage tank and the solar vacuum glass pipes, the heat conduction liquid circularly flows in the sealed loop to continuously heat the water in the water storage tank, and the metal heat transfer pipes also can quickly transfer the heat to heat the water, so the heat transfer efficiency is high; the water does not flow in the vacuum glass pipes, the sealing performance is good, the pipe explosion is avoided, and the vacuum glass pipes can run under the pressure condition; the water is completely isolated from a rubber ring and heat insulation material, the edible level sanitation is reached, and the purposes are expanded; a bracket is not required, the size is small, the weight is light, the cost is low, the transportation and the installation are convenient, the water heater can be directly arranged on the ground, the installation density is high, and the water heater can be conveniently hung on the wall; the capacity is very large, and the application range is greatly expanded; the structure is simple, the production and processing are realized by common technical equipment, the investment is little, the beginning is easy, and the period is short.
Owner:苗军

Zinc-nickel seeping layer ferrous metal corrosion protection process

The invention discloses a process for resisting ferrous metal corrosion of a zinc nickel diffusion layer. The process comprises the steps of alkaline degreasing, shot blasting, heating diffusion layer, water washing dust removal and colorful closing according to the requirement of a customer, wherein in the heating diffusion layer step, the zinc nickel diffusion layer and a metal matrix are put in a sealed metallic container and heated; the zinc nickel diffusion layer is prepared by evenly mixing the following powders in mass proportion: 20 to 30 percent of Zn powder, 0.5 to 1.4 percent of Nipowder, 3 to 12 percent of Al powder, 2 to 6 percent of rare earth, 1 to 4 percent of NH4Cl ammonium chloride, the balance being Al2O3 powder. The diffusion layer has the advantages of high rigidity,good wear resistance, unchangeableness of original mechanical performances of products, high adhesion strength, bumping and rolling resistance, good solderability, moisture and heat resistance and acid and alkali resistance; the diffusion layer has uniform thickness and compactness, and appearances of finished products have good uniformity; and no three-waste emission occurs during the course of processing, so the process belongs to the clean production process and is environment-friendly.
Owner:CHONGQING DAYOU SURFACE TECH

Fluorine-containing waste water processing apparatus and processing method thereof

The invention discloses a fluorine-containing waste water processing apparatus. A technical scheme of the apparatus is characterized in that: the apparatus comprises a waste water pool, a clean water pool, a sludge pool, a self-priming tank, a waste water pump, a purifier and a clean water pump; the waste water pool, the self-priming tank and the waste pump are connected in sequence through pipelines; an outlet of the waste water pump is connected to the lower part of the purifier through an inlet tube; the upper part of the purifier is provided with an opening, the opening part is provided with an upper cover, the upper cover is provided with a first through hole, the first through hole is provided with an inlet pipeline of the clean water pump, and an outlet pipeline of the clean water pump is connected to the clean water pool; and the lower part of the purifier is connected with the sludge pool through a sludge discharge tube, and the front end of the waste water pump is provided with a drug adding pipeline. The invention also discloses a fluorine-containing waste water processing method. The technical scheme of the present invention has the characteristics of thoroughly waste water processing and qualified discharge.
Owner:黑龙江省牡丹江农垦湠奥石墨烯深加工有限公司

High-cleanness alcohol ether fuel

The invention discloses a high-cleanness alcohol ether fuel. A formula of the high-cleanness alcohol ether fuel particularly comprises the following concrete substances in parts by weight: 20-70 parts of an alcohol ether main agent, 3-15 parts of a compound modifier, 15-40 parts of light oil, 10-40 parts of signed gasoline and 0.3-1 part of a fine purifying agent, wherein the alcohol ether main agent is prepared by mixing the following components in parts by weight: 90 parts of methanol or/and dimethyl ether, 10 parts of C5, 10 parts of C9 and 10 parts of an additive; the additive comprises the following components in parts by weight: 20 parts of propanol, 10 parts of ethyl acetate, 20 parts of butyl butyrate, 10 parts of Tween, 10 parts of dimethyl carbonate and 20 parts of isopropyl ether; a formula of the compound modifier comprises the following components in parts by weight: 1) 3-20 parts of polymethyl amine, 2) 50-70 parts of absolute ethyl alcohol, 3) 5-25 parts of isobutanol, 4) 5-20 parts of pentanol, 5) 3-10 parts of octanol, 6) 60-90 parts of ethylene glycol monomethyl ether, 7) 15-20 parts of xylene, 8) 15-40 parts of polymethyl aldehyde, 9) 10-25 parts of light oleic acid with specific gravity less than 0.8 and 10) 5-15 parts of nitrobenzene. As the consumption of the compound modifier is low, the production cost of the high-cleanness alcohol ether fuel is low. The octane number index of the high-cleanness alcohol ether fuel is more than or equal to 93, and various indexes of the high-cleanness alcohol ether fuel reach the national standard.
Owner:叶晓丹

Small solar energy one-piece water purifier

InactiveCN106007108AReduce investmentOvercoming the disadvantages of no water supply pressureWater treatment parameter controlTreatment involving filtrationFiltrationTurbidity
The invention discloses a small solar energy one-piece water purifier, which consists of: a filtration chamber, a pressure release valve, a water inlet pipe, a fine filter, a control chamber, a storage battery, a control regulator, a conversion device, a solar cell panel, an access opening, a water purification tank, a water outlet pipe, a polymer slow filter, an automatic blowdown valve, a full water level scale plate, a ball float valve and a slow release disinfection machine. The small solar energy one-piece water purifier provided by the invention adopts a solar energy power source to supply energy for intelligent control, is suitable for places without power, has a light structure, can be combined, is small in volume and mobile, is suitable for regions with traffic inconvenience and no road, the polymer slow filter adopts a polymer material, the raw water turbidity is less than 300 and reaches the drinking water standard, water feeding adopts an automatic pressure relief mode, and avoids the problem that most equipment cannot work normally because of too high raw water pressure, the equipment has the water purification tank in itself, thus avoiding reconstruction of a clear water pool and reducing fund input, and the equipment has water supply pressure of its own, thus overcoming the disadvantage of no water supply pressure at conventional equipment outlets.
Owner:四川拓璞环保科技有限公司

Process technology for turbulent wet-process flue gas desulfurization and desulfurization wastewater treatment

The invention discloses a process technology for turbulent wet-process flue gas desulfurization and desulfurization wastewater treatment and relates to the technical field of environmental protection. A body of a device is provided with a flue gas inlet and a flue gas outlet and is fixed with a blow-off pipe, a desulfurizing agent supplementing inlet, a water pipe and a desulfurizing agent outlet, the body between the flue gas inlet and the flue gas outlet is fixed with a desulfurizing agent inlet, a first-stage turbocharging turbulator, a first-stage desulfurizing agent inlet, a receiving tank, a second-stage turbocharging turbulator, a second-stage desulfurizing agent inlet, a first water inlet pipe, a demister and another water inlet pipe respectively from bottom to top, a liquid outlet pipe of the receiving tank penetrates out of the body, the desulfurizing agent inlet is fixed with a spray nozzle, the desulfurizing agent inlet is fixed with a first-stage spray nozzle, the second-stage desulfurizing agent inlet is fixed with a second-stage spray nozzle, and the water inlet pipes are fixed with water spray nozzles; and the wastewater treatment process comprises the steps of collecting wastewater, filtrating, neutralizing with lime milk, precipitating, clarifying, neutralizing with hydrochloric acid and then draining. The process technology is applied to flue gas desulfurization and wastewater treatment; and the device is ingenious, and the effect is good.
Owner:BEIJING ZHONGYE LONGSHENG ENVIRONMENTAL PROTECTION TECH

Glass kiln exhaust gas waste-heat utilization and exhaust gas desulfurization system

The invention provides a glass kiln exhaust gas waste-heat utilization and exhaust gas desulfurization system which comprises a melting tank of a glass kiln, wherein the melting tank is connected with a working tank through a throat; an oil gun is arranged at the bottom of the melting tank; a heat storage chamber is arranged on the other side of the melting tank; the heat storage chamber is connected with a waste-heat boiler steam pot through a boiler exhausting pipe; the waste-heat boiler steam pot is heated and dried by the heat storage chamber through a vaporizing pipe and then is in parallel connection with the oil gun; a main flue is arranged at the top of the heat storage chamber; an exhaust gas gate is arranged on an outlet position of the main flue; an exhaust gas outlet is formed on the rear side of the exhaust gas gate; and an exhaust gas desulfurization system is arranged on the rear side of the exhaust gas outlet. The system can fully utilize the outward dispersing waste heat of the glass kiln, can additionally generate a large amount of steam for production and life, can save energy and can reduce environmental pollution. The exhaust gas desulfurization system is used for increasing the exhaust gas treating efficiency and reducing the damage of harmful matters to a human body.
Owner:宜昌晶品玻璃制品有限公司

Multi-metal recovery processing technique of waste liquid generated in germanium producing process

InactiveCN101671777BSolve problems that cannot be exploitedShort processPhotography auxillary processesProcess efficiency improvementIndiumKerosene
The invention relates to a multi-metal recovery processing technique of waste liquid generated in a germanium producing process, belonging to the technical field of non-ferrous metal wet method metallurgy. The multi-metal recovery processing technique comprises the following steps: extracting germanium from the waste liquid generated in the germanium producing process by an extractant A and a kerose diluent, washing, carrying out back-extraction, removing impurities, purifying, depositing the germanium and electrolyzing to obtain the metal germanium with the purity of 99.99%; firstly extracting iron and partial impurities from the residual waste liquid after extracting the germanium by an extractant B and the kerose diluent, and extracting indium from the residual waste liquid after extracting the iron by the same organic extractant B, adjusting the pH, extracting the indium by the extractant A, carrying out the back-extraction, neutralizing, oxidizing, removing the impurities and replacing to obtain spongy indium, and then briquetting and casting to obtain 99% metal indium. The invention has the advantages of short process flow, small occupied area, few investment, fast implementation and good working conditions, solves the problems that the valuable metal in the waste acid solution can not be recovered and has higher value of the resource comprehensive utilization. Furthermore, the metal recovery rate is larger than 92%; the purity of the obtained product, metal germanium, is 99.99%, and the purity of the metal indium is 99%.
Owner:湖南福欣锗业科技有限公司

A kind of production process of soy sauce-flavored liquor

The invention discloses a preparation technology of dry bad wine Maotai-flavor liquor. The preparation technology particularly includes following steps: crushing raw materials, moistening grain, preparing a reinforced yeast powder, preparing grain, feeing the grain into cellars and performing a fermenting process, and performing a distilling process to obtain liquor. A three-time material-feeding and grain-steaming technology, a four-time fermenting process in the cellars technology and a four-time stilling and liquor-obtaining technology are employed. The preparation technology is short in production period without a stacking and fermenting process. The preparation technology is simplified, is low in grain consumption, is low in production cost in unit product, is high in yield and is 35-40% in raw material liquor production rate. By means of mixed reinforcing fermentation through glucoamylase and high-temperature-resistant ethanol active dry yeast with combination of high-temperature Daqu, a defect of only using the high-temperature Daqu is overcome, and fully utilization of residual starch in vinasse and further conversion and utilization of Maotai-flavor micro-scale components which are rich in the vinasse are achieved. The liquor is slightly yellow and transparent in color, is prominent in maotai-flavor, is harmonic and pure, is soft and refresh, is durable in aftertaste and has a typical style of Maotai-flavor liquor.
Owner:福建省建瓯黄华山酿酒有限公司

Natural settling tank for efficiently removing lead and zinc

The invention discloses a natural settling tank for efficiently removing lead and zinc. The natural settling tank comprises: a tank body; a flow equalizing plate arranged in the middle of the tank body and dividing the tank body into an upper part and a lower part; a liquid inlet formed below the flow equalizing plate; a first inclined plate and a second inclined plate arranged at the lower part of the tank body and forming a trapezoidal tank with the bottom of the tank body, wherein the liquid inlet is positioned above the trapezoidal tank; a residue outlet formed in the bottom of the tank body and communicated with the trapezoidal tank; a partition plate arranged at the upper part of the tank body; a baffle arranged at the upper part of the tank body and forming a tank with an opening with the partition plate, wherein the tank with the opening is communicated with the lower part of the tank body through the opening; an inclined tube sedimentation device arranged in the tank with theopening; and a residue discharge port arranged at the upper part of the tank body and communicated with the tank with the opening. According to the natural settling tank capable of efficiently removing lead and zinc, by arranging the inclined plate and the inclined tube, the treatment capacity is high, solid-liquid separation can be effectively carried out, and the lead and zinc removal effect isgood through three separations.
Owner:江苏荣信环保科技有限公司

Method for purifying polysilicon by using silicon and tin alloy

The invention provides a method for purifying polysilicon by using a silicon and tin alloy and belongs to the field of metallurgy. The method comprises the following steps of: mixing tin powder and industrial silicon, and adding the mixture into a graphite crucible; placing the graphite crucible with the tin powder and the industrial silicon into a directional solidification furnace, vacuumizing the solidification furnace, raising the temperature in the solidification furnace to be between 1,480 and 1,600 DEG C, introducing a protective gas and adjusting the pressure of the solidification furnace, preserving heat of the melted tin powder and industrial silicon at the temperature of between 1,480 and 1,600 DEG C for 3 to 5 hours, reducing the temperature of the alloy melt which is subjected to heat preservation to solidify the alloy melt to obtain a silicon material; and cutting off the 5 to 30 percent of the lower part of the obtained silicon material to obtain the solar-grade polysilicon. The industrial silicon and the tin powder are mixed according to a proportion, melted, subjected to heat preservation and cooled at different cooling speeds to form an alloy; and after the alloyis separated from pure silicon, the separation ratio is measured. Equipment and process flows are simple, volume is small, and the method is convenient to operate, low in cost and wide in market prospect.
Owner:XIAMEN UNIV

A low-pressure casting mold for truck aluminum wheels

InactiveCN102806333BQuality improvementAchieving Harmonious WorkThroatMetallurgy
The invention provides a low-pressure casting mold for aluminum wheels of trucks. The low-pressure casting mold comprises an upper mold, a lower mold and side molds. An ejector rod plate, an ejector rod press plate and an ejecting mold plate are sequentially arranged at the upper end of the upper mold, the lower mold is arranged at the lower end of the upper mold, the side molds are arranged on sides of the upper mold, an upper ceramic template is arranged in the center of the upper mold, the upper mold is provided with a venting plug, the lower mold is provided with a lower ceramic pouring gate, and a heating resistor and a thermocouple are arranged at throat and neck positions of the lower mold. By the aid of the low-pressure casting mold for the aluminum wheels of the trucks, closing and stripping circulation can be realized, and the low-pressure casting mold has the advantages of low investment and cost and capability of being quickly used in production. In addition, investment on a blank stage is only one-fifth of that of a rotary forging process, and production cost of the low-pressure casting mold is only one-third of that of the rotary forging process. Besides, the low-pressure casting mold for the aluminum wheels of the trucks is provided with an annular runner, a center hole of a blank can be cast, the usage amount of molten aluminum of the blank is reduced by 4 kilograms, and heat load of a casting system is reduced.
Owner:NORD WHEEL MFG
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