244results about How to "Won't escape" patented technology

The invention provides a process and device for carrying out stage dry distillation on oil shale under the state of full recycle, with the gas as the heat carrier. The oil shale is divided into three different sizes (such as 0-6mm, 6-20mm and 20-50mm) through crushing and screening, and the oil shale is firstly dried and heated to the temperature between 50 DEG C and 150 DEG C by the waste smoke exhausted from gas heating furnaces and then enters into the different sizes of furnaces for dry distillation to undergo dry distillation. After being treated by water spraying and an indirect cooling tower, a rotary trapper and an electric trapper for oil collection, the dry distillation oil and gas undergo oil-gas-water separation, and after separation, the oil enters into a storage tank, the water enters into a circulating water tank and the first part of gases serves as the heat carrier and is recycled, the second part of gases is used as the fuels for the heating furnaces and the third part of gases is used as the fuel gases for power generation.

The invention provides a cutter exploitation method of seabed natural gas hydrates. The method employs a seabed exploitation vehicle, a sea level decomposition and storage system, and a waterpower conveying system for connecting the seabed exploitation vehicle as well as the sea level decomposition and storage system. The seabed exploitation vehicle comprises a reamer, a reamer arm, a crawler type running gear as well as a power and control system, and the like, and is used for cutting and fragmenting the seabed natural gas hydrate. The waterpower conveying system comprises an auxiliary slurry pump, a conveying flexible pipe, a buoyancy ball, a main slurry pump, a conveying hard tube, and the like, and the system is used for conveying the natural gas hydrates which is fragmented by the exploitation vehicle to the sea level decomposition and storage system. The decomposition and storage system comprises a decomposer, a storage container, a mine tailing pipe, and the like, and is used for decomposing and separating the natural gas hydrates which are conveyed by the conveying system and collecting the natural gas hydrates in the storage container, and the separated seabed deposits and other refuses are discharged to the seabed. The cutter exploitation method of seabed natural gas hydrates has high production efficiency and controllable exploitation process, 'air bag' and the like are not needed to construct, and the method has good application prospects.

The invention discloses a low-temperature drying device for sludge. The low-temperature drying device comprises a sludge running system and a heated dry air running system, wherein the sludge running system consists of a totally enclosed sludge drying chamber; the sludge drying chamber comprises a sludge inlet, multiple layers of conveying mesh belts which are jointed end to end and a sludge outlet, which are arranged from top to bottom; the heated dry air running system consists of a heat pump system, a heated dry air generating chamber and a fan, and forms a circulating drying air current which is from bottom to top in the sludge drying chamber. According to the low-temperature drying device, the sludge drying chamber, the heated dry air generating chamber, the fan and a discharge screw conveyer are all in one totally enclosed box body; the escape of a smell is avoided; the secondary pollution is not caused to the environment; the effective disintegration and molding are carried out on the sludge, which is not dried, through a molding spreader; strip sludge which does not mutually adhere and is good in air permeability is formed; the drying effect on the sludge is greatly promoted; the safe reliability of an appliance is ensured through a drying condition of a lower temperature; the low-temperature drying device has the advantages of being low in energy consumption, good in effect, safe, reliable, free from the secondary pollution, wide in scope of application and long in service life.

This invention relates to latex polymers and blends of such latex polymers used to produce gloves, coatings, binders for papers and nonwovens, and other articles having superior electrostatic dissipative properties. Such articles have a surface resistivity value below 1 x 10 <11> ohms/square per square, a static decay time of less than 1 second, or both. The blends comprise one or more (1) polymers (in latex, solution or dispersion form) of (a) at least one reactive macromer of at least one alkylene oxide having at least one functional group capable of free-radical transformation, (b) optionally at least one ethylenically unsaturated monomer having at least one carboxylic acid group, and (c) optionally one or more free radically polymerizable conomers, and (2) one or more other polymer latexes or dispersion of such polymers as natural rubber, conjugated-diene-containing polymers, hydrogenated styrene-butadiene triblock copolymers, cholorosulfonated polythylenes, ethylene copolymers, acrylic and/or methacrylic ester copolymers, vinyl chloride copolymers, vinylidene chloride copolymers, polysiobutylenes, polyurethanes, polyureas, and poly(urethaneurea)s. Also suitable for making antistatic articles such as gloves by coagulant dipping processes, even in the absence of said (2) other polymer latexes or dispersions, are (1) polymers (in latex, solution or dispersion form) of (a) at least one reactive macromer of at least one alkylene oxide having at least one functional group capable of free-radical transformation, wherein said macromer comprises less than about 10 % by weight of total polymer weight in the (1) latex, solution or dispersion polymers, (b) optionally at least one ethylenically unsaturated monomer having at least one carboxylic acid group, and (c) one or more free radically polymerizable comonomers.

A sucker includes: a main body having a bottom face formed with an annular abutment; a disc body made of a flexible material having a tapered annular wall, the disc body being disposed under the bottom face of the main body, an outer circumference of the annular wall being formed with a freely flexible lip edge positioned below the annular abutment face; an air chamber being formed in the disc body; and an air-sucking passage having a first end in communication with the air chamber of the disc body and a second end passing through the disc body and the main body to communicate with outer side. Due to the flexibility of the lip edge, when the sucker sucks a surface of an object, the top face of the lip edge is in contact with the abutment face and supported thereby, and the bottom face of the lip edge is in contact with the surface of the object.

An apparatus for drying materials such as fertilizers, mud, etc., comprising a grinding section and a drying section comprising at least one conveyor belt (10) and an air heater (16). A closed air circulation system is provided above the conveyor belt, which directs air countercurrently to the material on the conveyor belt. The temperature of the air heated in the heater (16) and the time for drying the material are adjusted so that the dried material does not contain bacteria and weeds.

The invention discloses an electric shock deratization device and relates to a mechatronic device capable of deratizing automatically and repeatedly. The electric shock deratization device comprises a case body (001), a top cover (002), a transverse plate (002a), a control circuit (050) and a power module (052). The electric shock deratization device also comprises a spindle (012), an electric shock plate (013) and an actuator motor (014); a rectangular through hole is arranged in the bottom of the case body (001); the spindle (012) is arranged between the centers of the two opposite sides of the rectangular through hole; the electric shock plate (013) is arranged on the spindle (012); the size of the electric shock plate (013) is in correspondence with the size of the rectangular through hole; one end of the spindle (012) is in fixed connection with an output shaft of the actuator motor (014); the actuator motor (014) is arranged at the bottom of the case body (001); and the actuator motor (014) can drive the electric shock plate (013) to rotate in the rectangular through hole controlled by the control circuit (050). The invention aims at providing a mechatronic device which is simple in structure, low in cost and convenient to operate and capable of deratizing automatically and repeatedly by placing for one time.

The invention relates to the technical field of recycling of scrap metal, in particular to a method for recycling copper and nickel by treating copper and nickel plating sludge through rotational flow electrolysis. The method comprises the following steps: taking the copper and nickel plating sludge as a raw material, adding sulfuric acid in the copper and nickel plating sludge for leaching, adding a copper extracting agent in leachate obtained by filter pressing for extracting to obtain a copper-containing organic phase and raffinate, carrying out copper reextraction on the copper-containing organic phase to remove oil, and then carrying out copper electrodeposition by a rotational flow electrolysis device to obtain copper with the purity greater than 99.95% on a cathode; carrying out complexing on the raffinate to remove iron from the raffinate, then carrying out continuous saponification and counter-current extraction on the raffinate, removing oil from the raffinate, and then carrying out nickel electrodeposition by the rotational flow electrolysis device to obtain nickel with the purity greater than 99.95% on the cathode. The method for recycling copper and nickel by treating the copper and nickel plating sludge through rotational flow electrolysis is efficient, reliable, clean and pollution-free; a technological process is simple; copper and nickel recycling rate is high; and regenerated copper and nickel products are high in purity.

The invention provides a solar cell and a manufacturing method thereof, belongs to the technical field of solar cells, and can solve the problem that the conventional solar cell is low in efficiency. The solar cell manufacturing method comprises the step of performing hydrogen treatment on a solar cell substrate, wherein the hydrogen treatment comprises the step of treating the solar cell substrate at the temperature of 800 to 1,500 DEG in hydrogen atmosphere. The solar cell is subjected to hydrogen treatment during manufacturing. The solar cell can be used for a crystalline silicon solar cell.

The invention relates to a synthetic method of compound blocked polyisocyanates by using multiple sealants to compound and block terminal groups, which is characterized in that 300-600 parts of polyisocyanate ( by mass part, the same below), 50-350 parts of active methylene compound and 290-335 parts of solvent are stirred for 1-3 hours at a temperature of 50-90 DEG C; 50-350 parts of another active methylene compound is added to be stirred for 1-2 hours at a temperature of 50-90 DEG C; 20-130 parts of pyrazole derivative compound is added to be stirred at a temperature of 50-85 DEG C in batches until NCO groups can not be detected or NCO% is not higher than 0.2% (about 0.5-2 hours). Compared with the prior art, the invention has improved technology and obvious advantages.

The present invention discloses one kind of Epinephelus coioide culturing method and aims at provides Epinephelus coioide culturing method with high efficiency, no environmental pollution and adult fish eating safety. The method includes constructing indoor culture pond and biological filtering pond, throwing Epinephelus coioide fry of 50 g weight into the culture pond and raising with bait while controlling the conditions essential for Epinephelus coioide to grow. The indoor raising method has no escape of Epinephelus coioide, fast growth and high raising efficiency. The communicated indoor culture pond and biological filtering pond can ensure high water quality, less fish disease, no environmental pollution and adult fish eating safety. The technology of the present invention is applicable in culture of other fish.

The invention relates to a method for reducing NOX concentration in a tail gas of a waste acid cracking device. After the exhaust gas at an outlet of a fifth section of an acid-making converter is adjusted by a heat exchanger or a waste heat recovery device, a SCR selective catalytic reduction reactor is introduced, a reducing agent (such as NH3 and ammonium hydroxide) and a catalyst are utilized to selectively react with NOx in the tail gas and generate non-toxic and pollution-free N2 and H2O, and then the reducing agent NH3 is oxidized into N2 and H2O through an oxidation catalyst layer at the tail end of the SCR reactor and the N2 and H2O are discharged together with the tail gas of a tail absorbing tower. A selective catalytic reduction system is composed of a catalyst reactor, an ammonia supplying device, an ammonia jetting device and related detection equipment and instrument control instruments. The selective catalytic reduction system has the advantages of compact structure, less occupied space, convenience in maintenance and low investment cost.

The invention relates to the field of waste treatment and resource utilization, and discloses a waste activated carbon and waste organic solvent synergistic harmless resource utilization treatment method which comprises the following steps: mixing waste activated carbon and a waste organic solvent, grinding into activated carbon slurry of an organic solvent, mixing the activated carbon slurry of the organic solvent, coal and a coal water slurry additive, grinding into multi-source synthetic slurry, feeding the multi-source synthetic slurry and oxygen into a coal water slurry gasification furnace together, and reacting to generate liquid slag and synthetic gas mainly containing H2 and CO. According to the treatment method, harmful substances can be effectively prevented from escaping to theenvironment in the treatment process of the waste activated carbon and the waste organic solvent, secondary pollution can be prevented, and harmless treatment on the waste activated carbon and the waste organic solvent is achieved.

The invention discloses an electric flocculation wastewater treatment electrode which comprises a tubular cathode and a rod-shaped or tubular anode, wherein a tubular cavity is formed inside the cathode; the anode is supported in the center of the tubular cavity of the cathode by a plurality of support frames; each support frame comprises an annular body and multiple supporting ribs; the anode penetrates through an annular ring formed by the annular body; and each supporting rib comes into contact with an inner wall surface of a cathode tube, and multiple water flow channels through which water flow can form vortex are formed between each supporting rib and the inner wall surface of the cathode tube. As an electrode of a sewage treatment device is directly made into a tube form, sewage can directly flow in the tubular cavity, and the sewage is electrolyzed while flowing; and moreover, by the water flow channels in the support frames, the water flowing through the channels forms vortex, so that liquid medicine is well mixed, the dissolubility is higher, and the treatment effect is better. In addition, a leakage-proof rubber tube seal is arranged outside the cathode, a closed reaction space is formed, the generated harmful gases do not escape, control is simple, and the reaction is complete.

The invention relates to a plugging device for ureteroscope lithotripsy. The plugging device comprises a one-way valve switch, a guide pipe, a handle, a plugging balloon, a protecting film, a metal guide wire and a small hole, the plugging balloon wraps the outer surface of the guide pipe, a sealed balloon cavity is formed between the plugging balloon and the guide pipe, the diameter of the balloon cavity is 5-25mm, the plugging balloon is elliptical or spherical, the length of the plugging balloon is 0.5-5cm, the small hole is formed in the guide pipe wrapped by the plugging balloon, a far end of the guide pipe is fixedly connected with the metal guide wire, the metal guide wire is wrapped by the protecting film, a near end of the guide pipe is fixedly connected with the handle, stripes are arranged on the handle, and the one-way valve switch is connected at the near end of the guide pipe, provided with a valve disk and connected with an injector or inflation valve. The plugging device has the advantages that upward escape of a ureter calculus can be effectively prevented, crushed stone plugging success rate is high, operation is simple, and surgical safety is fine.

The invention relates to a method for treating cyanogen-containing copper-containing electroplating wastewater by electrolysis and recycling copper. Compared with the existing method for treating cyanogen-containing copper-containing electroplating wastewater, the method disclosed by the invention has the advantages of being simple in process, free of secondary pollution, high in removal rate, capable of recycling deposited metal copper and recycling effluent. The method for treating cyanogen-containing copper-containing electroplating wastewater by electrolysis comprises the following steps: adding sodium hydroxide in the cyanogen-containing copper-containing electroplating wastewater to regulate concentration of OH<-> in wastewater, filtering to obtain copper hydroxide copper precipitate and filtrate; adding a certain amount of mesoporous granulate active carbon and NaCl by taking the filtrate as electrolyte; applying direct-current power for electrolysis, externally applying electrostatic fields between positive and negative electrodes, wherein electric field direction is from the positive electrode to the negative electrode; recycling the separated-out copper after separating out copper from the negative electrode; ending electrolysis when residual quantity of Cu<2+> and CN<-> in electrolyte is respectively less than 0.5mg/L and 0.1mg/L, and treating the granulate active carbon by hydrochloric acid and then recycling after separating the precipitate.

The invention discloses an automatic separating and recovering device for a zinc-nickel permeated layer permeating agent, which comprises a turning machine frame, an ash tank, an ash sieving tank, an ash sieving tank driving device and an ash receiving trolley, wherein the ash tank is a tank body with openings at two ends; the ash sieving tank is a tank body with one end closed and the other end opening and sieve pores on the side wall, the tank body is positioned in the ash tank, the two ends of the ash sieving tank extends out from the openings at the two ends of the ash tank; supporting plates are arranged under the parts, which extend out from the two open ends of the ash tank, of the ash sieving tank; roller devices for supporting the ash sieving tank is arranged between the supporting plates and the ash sieving tank; the ash sieving tank deriving device is connected with the closed end of the ash sieving tank; the ash tank is rotationally connected with the turning machine frame; and a turbine reducer is arranged on the turning machine frame. The device can quickly, efficiently and automatically separate permeating agent powder adhered on the surface of a permeated workpiece, and can fully recover the permeating agent powder.

The invention discloses a production technology of silicon tetrafluoride, and relates to the field of fluorosilicone material production. According to the invention, measured raw materials sodium fluoride and silica powder are dried in a drier and are uniformly stirred; the preheated and dried sodium fluoride and silica powder are mixed, and the mixture is added into a reactor; concentrated sulfuric acid with a measured total amount is sprayed in; the mixture is stirred and heated, and a reaction is carried out under a certain temperature; gas produced during the reaction process is extracted in time; washing and impurity-removing are carried out; and compression is carried out, such that a silicon tetrafluoride product is obtained. According to the invention, production is carried out by using sodium fluoride obtained during fluorine-containing gas recovery treatment processes of fluorine chemical industry and phosphate fertilizer industry, and silica gel waste materials. The raw material cost is low, reaction temperature is low, energy consumption is low, and yield is high. With the technology, polysilicon production requirements can be satisfied, and polysilicon production cost can be greatly reduced.

The invention provides a chemotherapeutic medicine dispensing vehicle, which comprises a vehicle frame (1), and is characterized in that a medicine dispensing bin (2) and a medicine-storing and purifying bin (3) are arranged on the vehicle frame (1), wherein the inner part of the medicine-storing and purifying bin (3) is separated into a medicine storing chamber (5) and a purifying chamber (6) through a separating plate, and air cannot circulate between the medicine storing chamber (5) and the purifying chamber (6); an air purifier (7) and a fan (8) are mounted in the purifying chamber (6); an air inlet of the air purifier (7) is communicated with an air outlet in the bottom of the medicine dispensing bin (2); an air outlet end of the air purifier (7) is communicated with an air inlet of the fan (8) used for promoting air circulation in the medicine dispensing bin (2); an air outlet of the fan (8) is communicated with an air inlet in the bottom of the medicine dispensing bin (2); an openable cover plate (9) is arranged in a position in the bottom of the medicine dispensing bin (2), which is opposite to the medicine storing chamber (5); operating holes (11) which are used for hands of a pharmaceutist to extend into the medicine dispensing bin (2) and is provided with gloves are additionally arranged in a bin cap (10) of the medicine dispensing bin (2); and a lighting lamp (12) is additionally mounted in the bin cap (10). The chemotherapeutic medicine dispensing vehicle is simple in structure, and the phenomena of harmful gas escape occurring in the chemotherapeutic medicine dispensing process can be thoroughly eliminated.

The present invention relates to the water treatment technology in aquaculture, and is especially one pure oxygen aerator for high-density fish culture. The aerator includes one section of cylindrical pipe, one section of gradually expanding truncated cone and one section of gradually reducing truncated cone bottom, which are connected successively to constitute one sealed container. Inside the container, there are one aeration unit connected to oxygen pipe and water draining pipe in the bottom stretching beyond the container. Inside the sealed container, oxygen can dissolved repeatedly without escape and this results in high oxygen solubility and low power consumption.