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146results about How to "Reduce site occupancy" patented technology

Pharmaceutical compound for treating wastewater containing complex heavy metals and/or radioactive substances and application of pharmaceutical compound

The invention discloses a pharmaceutical compound for treating wastewater containing complex heavy metals and/or radioactive substances and application of the pharmaceutical compound. The pharmaceutical compound comprises one of 8-hydroxyquinoline and derivatives of 8-hydroxyquinoline or a composition of any two of 8-hydroxyquinoline and the derivatives of 8-hydroxyquinoline, one of polyamine-dithiocarbamates or a composition of any two of the polyamine-dithiocarbamates, and one of dihydrocarbyl dithiophosphates or a composition of any two of the dihydrocarbyl dithiophosphates, wherein the mass fractions of the three components are respectively 1% to 90%, 1% to 90% and 1% to 98%. The pharmaceutical compound is dissolved in water and then the pharmaceutical compound solution is added into wastewater to be treated, and the amount of the pharmaceutical compound is 0.5 to 2 times larger than the theoretical amount of heavy metals and radioactive substances in the wastewater; and a metal complex is formed after sufficient stirring, and finally, the wastewater treatment can be completed by filtering separation. The pharmaceutical compound and the application of the pharmaceutical compound provided by the invention have the advantages of obvious effects, less investment, low cost, no site restriction, remote automatic control and the like.
Owner:CHANGSHA RES INST OF MINING & METALLURGY

Method for rapidly producing high-quality organic fertilizer by virtue of high-temperature aerobic secondary fermentation

The invention discloses a method for rapidly producing a high-quality organic fertilizer by virtue of high-temperature aerobic secondary fermentation and relates to the technical field of microorganism application. The method comprises the following steps: A, raw material preprocessing; B, zymocyte preparation, namely a, preparation of high temperature zymocyte: 1, preparation of stock culture of the high-temperature zymocyte, 2, preparation of sterilizing materials of the high-temperature zymocyte, 3, inoculation of the stock culture of the high-temperature zymocyte, 4, fermentation of the stock culture of the high-temperature zymocyte, and 5, secondary fermentation, and b, preparation of middle-temperature and low-temperature zymocyte; C, inoculation of the high-temperature zymocyte; D, temperature rising and fermentation; E, sterilization; F, fermentation at a high temperature; G, inoculation of the middle-temperature and low-temperature zymocyte; H, cooling and secondary fermentation. The method has the characteristics of having short fermentation cycle, less investment and low cost, and being capable of rapidly preparing organic wastes into the high-quality organic fertilizer, and is applicable to rapidly processing various organic wastes; the prepared high-quality organic fertilizer can be used as a base fertilizer for planting of crops such as rice, fruits, vegetables and melons and fruits.
Owner:湖南百威生物科技股份有限公司

Continuous remediation equipment for remediating heavy metal composite soil based on biomineralization

InactiveCN111420977AEasy to crushConducive to uniform thicknessSievingScreeningSoil remediationEnvironmental engineering
The invention discloses continuous remediation equipment for remediating heavy metal composite soil based on biomineralization. The invention relates to the technical field of soil remediation, existing soil remediation equipment is diverse and messy and large in field occupation, the soil remediation is easily influenced by factors such as soil thickness, humidity and biological content, in orderto solve the problems that an existing grinding and screening device is not beneficial to efficient and rapid repairing, the following scheme is provided, the continuous remediation equipment comprises a smashing mechanism, a grinding mechanism, a screening mechanism, a mixing mechanism, a feeding mechanism and a driving mechanism, the grinding mechanism is located below the smashing mechanism, the screening mechanism is located below the grinding mechanism, and the mixing mechanism is located below the screening mechanism. According to the remediation equipment, automatic soil feeding is facilitated, continuous operation is facilitated, soil is smashed, screened and mixed, the thickness, humidity and biological content of the soil can be kept balanced accordingly, overall efficient remediation of the soil is facilitated, and the equipment is high in integration degree, small in occupied area and high in practicability.
Owner:安徽新之图科技发展有限公司

High-temperature quick fermentation process for organic fertilizer

The invention discloses a high-temperature quick fermentation process for an organic fertilizer, and relates to the technical field of application of microorganism. The technological processes are as follows: A, pretreatment of raw materials; B, preparation of a zymophyte agent: a, preparation of high-temperature zymophyte agent: 1, preparing original stocks of the high-temperature zymophyte agent; 2, preparing sterilizing materials of the high-temperature zymophyte agent; 3, inoculating the original stocks of the high-temperature zymophyte agent; 4, fermenting high-temperature original stocks; 5, carrying out secondary fermentation; b, preparation of medium-low temperature zymophyte agent; C, inoculation of high-temperature zymophyte agent; D, warming fermentation; E, sterilization; F, high-temperature fermentation; G, inoculation of medium-low temperature strains; H, cooling and secondary fermentation. The high-temperature rapid fermentation process has the characteristics of short fermentation period, less investment, low cost, and capability of quickly producing organic wastes into high-quality organic fertilizers, and is suitable for quickly treating various organic wastes. The produced high-quality organic fertilizer can be used as basic fertilizers for planting crops such as paddy rice, fruits, vegetables, and melons and fruits.
Owner:郭建云

Efficient pulse biological reaction device

The invention relates to an efficient pulse biological reaction device. The efficient pulse biological reaction device is characterized in that a gas-collecting hood, a flow guide cylinder, an effluent weir, a precipitation plate, a middle spacing plate, a gas stripping pipe and a water blocking disk are arranged in a pot body, wherein a gas hole is formed in the gas stripping pipe, and the height of the gas hole does not exceed that of the side edge of the water blocking disk; an exhaust opening is formed in the top of the pot body surrounded by the gas-collecting hood, a gas return pipe is connected to the exhaust opening, and the gas return pipe is inserted to a tapered top region on the bottom surface of the middle spacing plate from the side part of the pot body; a flow guide grid and a water distributing device are arranged at the bottom of the pot body, the water distributing device is connected with a feed pipe on the outer side of the pot body; a return passage for transporting upper liquid back to the pot body through the bottom of the pot body is arranged at the upper part, corresponding to the outside edge of the middle spacing plate, of the pot body. The biological reaction device disclosed by the invention can generate gas stripping pulse automatically so as to have a good stirring function on sludge in the pot body, and creates a good uniform growing environment for the anaerobic reaction of microorganisms, so that the pulse biological reaction device disclosed by the invention keeps higher processing efficiency and has a higher gas-generating rate by using the sludge.
Owner:河北通持水务科技有限公司

Liquefied air energy storage and thermoelectric power generation coupling system and working method thereof

The invention discloses a liquefied air energy storage and thermoelectric power generation coupling system and a working method thereof. The system comprises an air compression device, an air liquefaction device, a liquid air pressurizing gasification device, an air expansion device, a thermoelectric power generation device and a heat and cold storage device. According to the working method of the system, in the energy storage stage, the air compression device, the air liquefaction device and the heat and cold storage device are in a working state to consume external electric energy to realize air liquefaction storage and compression heat recovery; and in the energy release stage, a supercritical working mode is adopted, the liquid air pressurizing gasification device, the air expansion device, the thermoelectric power generation device and the heat and cold storage device are in the working state, power is supplied outwards through the air expansion device and the thermoelectric power generation device, and liquid air gasification latent heat recovery is completed. The semiconductor thermoelectric power generation device is introduced into the liquefied air energy storage system, compression waste heat and expansion waste cold are used for driving the thermoelectric power generation device to output extra electric energy, the operation efficiency of the system can be improved, and waste heat emission can be reduced.
Owner:XI AN JIAOTONG UNIV

Expansion structure of bus socket and expansion method thereof

The invention provides an expansion structure of a bus socket and an expansion method thereof. the expansion structure comprises an expansion mainboard, wherein, a first plug body that can be connected with a computer mainboard is arranged at one side of the expansion mainboard, and a first socket body is arranged at the other side of the expansion mainboard; first left slot groups and first right slot groups connected in parallel are matched and arranged between the first socket body and the first plug body, at least four first left slots connected in parallel are arranged in every first left slot group, and at least four first right slots connected in parallel are arranged in every first right slot group; the first right slot group and the first left slot group are respectively connected with a primary shared device, and the primary shared devices are switched with a card reader after being connected in parallel; a first sub-control panel is matched and arranged on the expansion mainboard and is connected with a main control panel, and the main control panel is also connected with the computer mainboard. The expansion method of the bus socket include the steps as follows: preparation, the socketing and installation of the expansion mainboard, the socketing and installation of an expansion sub-board, the assembling and controlling of the primary shared devices, secondary shared devices and third-level shared devices, etc.
Owner:楼利波

Quick roll changing device for working roll or supporting roll of hot rolling production line, and changing method

The invention relates to the field of hot rolling, and discloses a quick roll changing device for a working roll or a supporting roll of a hot rolling production line. The quick roll changing device for the working roll or the supporting roll of the hot rolling production line comprises a rack, wherein a sliding frame is arranged on the rack and comprises two sliding baffle plates symmetrical leftand right; a cycloidal pin wheel speed reducer is fixedly arranged on the rack and is connected with a screw rod through a pin coupler; the screw rod sequentially penetrates through the lower parts of the two sliding baffle plates through threaded connection; the sliding frame further comprises two roll changing platforms parallel to the screw rod; the two roll changing platforms are located on two sides of the screw rod; and two rows of rollers of the working roller or the support roller are located on the two roll changing platforms. The invention further discloses a changing method of thequick roll changing device for the working roll or the supporting roll of the hot rolling production line. The quick roll changing device for the working roll or the supporting roll of the hot rollingproduction line, and the changing method provided by the invention support the changing of the working roll or the supporting roll, and is accurate in control, fast in roll changing speed and low inworking intensity; and the device is simple in design and low in cost.
Owner:武汉钢铁有限公司

Spray maintenance telescopic spray head

The invention provides a spray maintenance telescopic spray head. The spray maintenance telescopic spray head comprises a connecting pipe, the connecting pipe is connected with a water supply pipe, asliding body is slidably connected in the connecting pipe, under the action of water pressure, the sliding body partially extends out of the connecting pipe, under the action of no water pressure, thesliding body retracts in the connecting pipe, a water channel is arranged in the sliding body, a spray head device is rotatably connected to the tail end of the sliding body, the spray head device communicates with the water channel, and the spray head device swings left and right under the action of water pressure by taking a central shaft of the sliding body as a rotating shaft. According to the spray maintenance telescopic spray head, the technical effects that the site occupancy rate is greatly reduced, the construction difficulty and the construction cost are greatly reduced due to sitesaving, the telescopic swing spray head has no interference with formwork erecting and detaching of cast-in-place components, formwork erecting and detaching are conveniently and rapidly carried out,the construction efficiency is improved, the economic benefit is obvious, the spray area of the spray head is increased through the swing spray head, the spraying effect is better, the curing effect is improved, the strength of the components is guaranteed, and water resources are saved are achieved.
Owner:湖北省清江路桥建筑有限公司

PC component production system

The invention discloses a PC component production system. The system at least includes mobile die table stations, a mobile mortar storage tank and a burden distribution and vibrating station; the die table stations and the burden distribution and vibrating station are arranged in sequence, the mortar storage tank is arranged at the burden distribution and vibrating station, the die table stations and the burden distribution and vibrating station are all provided with conveying devices, a vibrating device capable of vertically lifting is arranged on the burden distribution and vibrating station, die tables are conveyed from the die table stations to the burden distribution and vibrating station for reinforcing steel bar assembly, burden distribution and vibrating to form PC components, and then the PC components are sent out. The die table stations are used for storing the die tables and serve as a die table warehouse; the burden distribution and vibrating station is used for changing the horizontal arrangement mode of reinforcing steel bar assembly, burden distribution and vibrating of a fixed production line into the vertical arrangement mode, the mobile mortar storage tank is arranged at the burden distribution and vibrating station to complete the steps of reinforcing steel bar assembly, burden distribution and vibrating at one working position of the burden distribution and vibrating station, space occupation is reduced, and the site need is met. Simply by dragging a mobile chassis to a project site through a headstock and then arranging the mobile chassis well, the production can be performed, and the system has the advantages of being timely in production and construction.
Owner:湖南东方红住宅工业有限公司 +1

Reinforcement cage manufacturing device

The invention discloses a reinforcement cage manufacturing device. The reinforcement cage manufacturing device comprises a box body and a reinforcement cage manufacturing mechanism, wherein the box body comprises a framework, a bottom plate arranged at the bottom of the framework, a top cover arranged at the top of the framework, a left side door leaf, a right side door leaf, a rear end door leafpivoted to the top of the rear end of the framework, a front end door leaf pivoted to the top of the front end of the framework and a supporting door leaf pivoted to the bottom of the front end of theframework, wherein the left side door leaf and the right side door leaf are pivoted to the top of the left side and the top of the right side of the framework respectively, the bottom plate can be used for placing the reinforcement cage manufacturing mechanism, the reinforcement cage manufacturing mechanism comprises a guide rail which is detachably arranged on the bottom plate, a rotary disc mechanism matched with the guide rail in a sliding mode and a moving mechanism, and the supporting door leaf can be opened to enable the top surface of the supporting door leaf and the top surface of thebottom plate to be in the same horizontal direction so that the guide rail can extend to the top surface of the supporting door leaf. According to the device, the automatic on-site production of a reinforcement cage can be realized, the transportation cost is reduced, the occupied space of the site is reduced by means of the modular design, and whole hoisting is facilitated.
Owner:浙江坤德创新岩土工程有限公司

Optical cable of improved structure

The invention belongs to the technical field of cables, and relates to an optical cable of an improved structure. The optical cable comprises loose tubes, insulated core wires, a protection layer and a sheath layer wrapping the protection layer in an extrusion molding mode. One or more optical fibers are arranged in each loose tube, and a conductor is arranged in each insulated core wire. The optical cable is characterized by further comprising a supporting component located in the center of the optical cable. The supporting component is composed of a reinforcing part in the center and a supporting part wrapping the reinforcing part, the outer edge of the supporting part is composed of protruding strips and concave grooves, and the protruding strips and the concave grooves are distributed alternately. Just a part of each loose tube is located in the corresponding groove, just a part of each insulated core wire is located in the corresponding groove, and every two adjacent loose tubes or every two adjacent insulated core wires or the loose tubes and the corresponding adjacent insulated core wires are tangent or spaced. The optical cable has the main advantages of being simpler in structure, smaller in outer diameter, lighter in weight, lower in cost, easier to produce and construct and better in impact resistance and pressure resistance.
Owner:尹红
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