60results about How to "Implementation import" patented technology

The invention provides a preparing method of a multielement nanometer composite strengthening thermal-resisting aluminum matrix composite. The surface of nanocarbon is coated with a metal ion precursor in advance, the nanocarbon is evenly scattered in aluminum powder, the precursor is converted into oxide through thermal treatment, reactive sintering and densifying treatment are carried out on the obtained composite powder, and the multielement nanometer strengthening aluminum matrix composite is obtained. The nanocarbon has the high specific surface area, the feature size of the nanocarbon is far larger than that of the nanometer oxide, and therefore a proper amount of nanometer oxide can be loaded and evenly led into the aluminum powder, metallic oxide, carbide, an intermetallic compound and other multielement nanometer strengthening phases are generated through the in-situ reaction, and the tissue stability and the thermal resistance of the aluminum matrix composite are improved coordinately. The method achieves the purposes of even leading of high-volume-content multielement nanometer strengthening phases and the space occupation control, and the conventional powder metallurgy technology can be adopted for preparing the multielement nanometer composite strengthening thermal-resisting aluminum matrix composite.

The present invention provides a high-powered ball grinding technology, specifically a plasma assisting high powered roller ball grinder. The device is changed on the base of traditional roller ball grinder, specifically an electrode axis having a coaxial-line with the roller mounted and fixed by bearing base lid in the roller ball grinder. The aim of the introducing plasma to the roller ball grinder by the device is achieved, the ball grinding speed is accelerated, the diameter distribution is narrow, the grinding efficiency is effectively enhanced at the same time. The device overcomes the deficiency of high vibration and noise of plasma assisting high powered roller ball grinder. The device of the invention has a simple structure, reasonanle and easy to prepaation, the method is easy to achieve, and the device also effectively pushes the application and popularization of the plasma assisting high powered roller ball grinder in the large-scale production in batch of the micronano.

The invention discloses a rotating flow type electronic cigarette atomizer. The rotating flow type electronic cigarette atomizer comprises an atomizer barrel and an atomization generation device arranged in the atomizer barrel, wherein a cigarette holder is connected to the upper end of the atomizer barrel. The atomization generation device adopts the structure that the lower side or the side surface is used for oil supply and the lower side is used for power connection, the atomizer barrel adopts a round-section barrel, and the atomization generation device is arranged at the lower part in the barrel; rotating-flow gas inlet channels in the tangent direction of an inner circle are formed in the wall of the atomizer barrel. A main gas inlet channel is formed in the lower part of the atomizer barrel, the gas outlet end of the main gas inlet channel is arranged on the lower side of the atomization generation device, and the gas flow faces the atomization generation device. With the adoption of the structure, rotating gas flow can be produced in the atomizer, and the effects of cooling smoke, removing large liquid drops and reducing noise can be realized under the action of the rotating gas flow.

The invention relates to a method for preparing a vulcanization type gasoline hydrogenation upgrading catalyst. Gasoline hydrogenation catalysts are treated by vulcanizing agents with multiple sulfur ions and organic nitride which is used as a passivator at the low temperatures, active components in the gasoline hydrogenation catalysts comprise a type or a plurality of types of Mo and W of VI B groups and Co and Ni of VIII B groups, and stabilizers comprise a type or a plurality of types of Zn and Cd of II B groups, Na and K of I A groups and rare earth metal La and Ce. The method has the advantages that cascade full vulcanization can be carried out on metal oxide or precursors of the metal oxide, and strong acidic sites in ZSM-5 molecular sieve composite carriers can be selectively passivated; the vulcanization type gasoline hydrogenation upgrading catalyst prepared by the aid of the method is short in on-stream time, high in hydrogenation and olefin reduction upgrading activity, selectivity, carbon deposition resistance and liquid yield and low in octane number loss, and accordingly the method and the vulcanization type gasoline hydrogenation upgrading catalyst are particularly applicable to producing clean gasoline components from inferiorly catalytically cracked gasoline by means of hydrogenation and olefin reduction upgrading at a low cost.

The invention relates to a spatial phase shift lateral shearing interferometer which is characterized in that the interferometer is composed of a polarization light splitting shearing plate, a polarization phase shift device, a first image sensor, a second image sensor, a third image sensor and a computer. According to the spatial phase shift lateral shearing interferometer, polarization shearing interference is introduced to achieve spatial phase shift, influences caused by environmental vibration are eliminated and the spatial phase shift lateral shearing interferometer has the advantages of being simple and compact in structure, easy and convenient to operate and the like.

The invention discloses bean curd and a bean curd production method. The bean curd production method comprises the following steps: preparing soybean milk; and mixing the soybean milk with a coagulant, coagulating to obtain bean curd. The preparation of the soybean milk comprises 1) adopting soybean cotyledon particles to serve as a raw material after breaking, embryo removal and soybean skin removal; 2) grinding after soaking the soybean cotyledon particles in water for 30-60 minutes, removing bean dregs after grinding so as to obtain raw soybean milk, and enabling the weight ratio between the cotyledon particles and water for soaking the cotyledon particles to be 1:6-11 during soaking; and 3) boiling the raw soybean milk, maintaining the temperature at over 85 DEG C for 30-45 minutes toobtain the soybean milk. The bean curd production method is scientific and simple, overcomes various shortcomings in the prior art, enables coagulating process of the soybean milk to be effectively adjusted, is favorable for achieving industrialized production of bean curd, and has the advantages of saving energy, simplifying equipment and reducing sewage discharge. Besides, the quality of the produced bean curd is equal to or close to that of northern bean curd.

The invention discloses a fluorine-18 marked sugar-based amino acid compound, as well as a preparation method and application thereof. The chemical expression of the compound is [18F]FDGlyNHPHe. The fluorine-18 marked sugar-based amino acid compound is prepared by carrying out a reaction of radioactive 2-[18F]F-fludeoxyglucose ([18F]-FDG) and p-aminophenylalanine (NH2PHe) under the acidic condition. The compound has high chemical stability, high biological property and high chemical purity, is simple to prepare, has the advantages of high tumor intake, low inflammation intake, and good target / nontarget ratio of tumor / muscle, tumor / blood, tumor / brain, tumor / heart, tumor / inflammation and the like, and is a novel tumor imaging agent with popularization and application value.

A CF (Colour Film) baseplate with a touch function comprises a substrate, a touch control layer and a color filter layer and further comprises at least one first pin, wherein the first pin comprises a first end which is electrically connected with the touch control layer and a second end which is farther from the substrate than the first end. The invention further provides a touch panel comprising the CF baseplate. Through the adoption of the technical scheme provided by the invention, electric connection between the CF baseplate and a TFT (Thin Film Transistor) baseplate is realized, and the distance between corresponding pins of the CF baseplate and the TFI baseplate is reduced, that is, the thickness of conducting resin to be coated is reduced, so that the conducting resin is less susceptible to the phenomenon of resin gap and the electric conductivity is improved.

The invention provides a high heat value fuel and a preparation method thereof. According to the present invention, methanol is used as a main material, and is supplemented with polyethylene glycol 400, an organic nano-modified nickel-aluminum-molybdenum alloy is introduced, and a gelled structure is formed through a photopolymerization reaction, wherein the organic nano-modified nickel-aluminum-molybdenum alloy is chemically bonded to the pores of the gelled structure, has a stable structure, and has a heat value synergistic effect on methanol and polyethylene glycol 400, and the gelled structure can increase the contact area between oxygen and fuel, promote the complete combustion of sufficient fuel, reduce the combustion cost, and greatly increase the heat value of the product.

The invention discloses an optical call column for a railway section to solve the problem of point-to-multipoint optical communication transmission access in the railway section. An upper end of a hollow column (1) is connected with a base plate; an optical cable or an electric cable enters a cavity through the hollow column (1) and is divided into an optical fiber bundle tube or an electric cable core wire; and the optical fiber bundle tube or the electric cable core wire is fixedly connected with a fixing bracket (7) on the base plate (2). The optical fiber bundle tube enters an optical fiber lead-in welding layout unit (6) and is connected with the same; upper and lower link through fiber pigtails led out of the optical fiber lead-in welding distribution unit (6) are connected in series with an optical adapter (8) on an optical fiber coupling divider unit (5); the optical adaptor (8) is connected with an optical splitter (9) which is connected with an optical transceiver interface (10) of section optical far-end equipment (4); a power interface (11) and a telephone interface (22) of the section optical far-end equipment (4), an Ethernet port (23) and an E1 interface (12) are connected with a distribution port plate (13) on the base plate (2); and the electric cable core wire is connected with the distribution port plate (13) on the base plate (2).

The invention relates to a filtering device (100) for high-viscosity fluids, having a partial channel (34) in the housing (30) and a displacing piston (40), which can be inserted into the partial channel (34, 35). The displacing piston (40) comprises at least one inner fluid line (42), which extends from an inlet opening (41) to an outlet opening (43) on the circumference. The outside diameter of the displacing piston (40) corresponds to the inside diameter of the partial channel (34, 35). The displacing piston (40) can be positioned in a production position with the outlet opening (43) of said displacing piston in front of the opening of the discharge channel (33) into the partial channel (34, 35) and can be pulled back to a backflushing initial position within the partial channel (34), wherein along a backflushing displacement path, the opening of the discharge channel (33) into the partial channel (35) is covered by the outer wall of the displacing piston (40) and / or the outlet opening (43) of the displacing piston (40) is covered by the inner wall of the partial channel (34).

The invention provides a system for deducing scanning sequence phase on the basis of DICOM image information, wherein the system includes an image information management module used for transmitting the DICOM image of a patient to an image data extraction module; the image data extraction module can extract a sequence, containing a phase data, in the DICOM image sequence on the basis of inspectionarea data, spatial position data and scanning time data, and then divide the sequence into N DICOM image groups, the images in each of the DICOM image group comprising the same phase data. An image data naming module sets the name of each DICOM image group according to the clinical meanings of the phase on the basis of the sequences of the inspection area data, spatial position data and scanningtime data; a data sending module searches a DICOM image group matched with an AI diagnosis model on the basis of the inspection number of the patient and the name of the DICOM image group and sends the DICOM image group to the AI diagnosis model. The invention further provides a method for deducing scanning sequence phase on the basis of DICOM image information. The system and method are used forimproving diagnosis quality and increasing report writing efficiency.

The invention discloses a transition metal nitrogen-doped phosphide catalyst and a preparation method thereof and application of the transition metal nitrogen-doped phosphide catalyst as a hydrogen production catalyst or an oxygen production catalyst. The preparation method comprises the following steps: (1) adding transition metal foam into deionized water, then carrying out a hydrothermal reaction at 160-250 DEG C, and after the reaction is finished, carrying out washing and drying to obtain a transition metal hydroxide catalyst; and (2) putting the obtained transition metal hydroxide catalyst and red phosphorus at two different positions in the same tubular furnace, raising a temperature to 400-700 DEG C in a protective atmosphere, conducting vacuumizing at the temperature until an airpressure in the tubular furnace is 5-100 Pa, then adjusting the power of a radio frequency power supply to 50-200W, carrying out glow discharge on gas in the tubular furnace to generate plasma-assisted phosphorization, and conducting cooling to obtain the transition metal nitrogen-doped phosphide catalyst, wherein the protective atmosphere is nitrogen or mixed gas of nitrogen and rare gas.

The invention discloses a synthesis method of (TiZrHfNbTa) CN high-entropy ultrahigh-temperature carbonitride ceramic powder, belongs to the technical field of high-entropy ultrahigh-temperature ceramics, and particularly relates to the synthesis method of the (TiZrHfNbTa) CN high-entropy ultrahigh-temperature carbonitride ceramic powder. The invention aims to solve the problems of high cost and higher oxygen impurity content in the existing preparation of (TiZrHfNbTa) CN high-entropy ultrahigh-temperature carbonitride ceramic powder. The synthesis method comprises the following steps: 1, preparing a glucose mixed solution; 2, preparing oxide mixed powder; 3, preparing mixed slurry; 4, preparing gel; and 5, carrying out gel heat treatment. The synthesized powder has the advantages of being low in cost, low in oxygen impurity content, uniform in component distribution, suitable for batch production and the like. The method disclosed by the invention is suitable for synthesizing the (TiZrHfNbTa) CN high-entropy ultrahigh-temperature carbonitride ceramic powder.

The invention relates to a method for rapid in-situ construction of a defect active site in a transition metal oxide catalyst, belonging to the field of electrocatalytic oxygen evolution in the process of water electrolysis. The method provided by the invention solves the problems of complicated process, high cost, poor stability and the like in a conventional modifying method. The method providedby the invention comprises the following steps: S1, preparation of a sulfur-containing transition metal oxide precursor; and S2, synthesis of a sulfur-containing modified transition metal oxide catalyst. The transition metal oxide catalyst rich in defect active sites and prepared by using the method provided by the invention has the advantages of high activity and good stability; the method is simple, convenient and easily-controllable and has low cost; and the catalyst can be extensively applied to the fields of water electrolysis, electrochemical catalysis and the like.

The invention relates to a dynamic differential pressure control valve. The dynamic differential pressure control valve comprises a valve body. The valve body is provided with a fluid inlet and a fluid outlet. The fluid inlet is communicated with the low-pressure end of a controlled system. A flow pass in the valve body is internally provided with a valve seat matched with a valve element to control the opening degree of a valve. The valve body is internally provided with a pressure sensing membrane. The two side faces of the pressure sensing membrane are provided with a water supply high-pressure cavity and a water return low-pressure cavity respectively, and the water supply high-pressure cavity is communicated with the high-pressure end of the controlled system. The end face of the valve element is provided with drainage holes for leading fluid in the internal flow pass into the water return low-pressure cavity. The valve body is internally provided with a spring component used for automatically controlling the differential pressure between the water supply high-pressure cavity and the water return low-pressure cavity. Due to the fact that the end face of the valve element is directly provided with the drainage holes, the purpose that the fluid in the internal flow pass in the valve body is led into the water return low-pressure cavity is achieved. According to the differential pressure control valve, the situation that a drainage structure is formed in the valve body is avoided, the structure of the valve body is simplified, and installation is convenient.

The invention relates to a swine pseudo attp site and use of the swine pseudo attp site. More specifically, the invention relates to a separate oligonucleotide capable of being recognized by a phiC31 integrase, a vector suitable for transforming a swine cell, a group of vectors suitable for transforming the swine cell, a transgenic swine cell or a culture of the transgenic swine cell, a method for preparing the transgenic swine cell and a sequence for determining the pseudo attp site in a swine genome, wherein the separate oligonucleotide capable of being recognized by the phiC31 integrase contains a nucleotide sequence shown as SEQ ID NO:3. According to the invention, exogenous genes can be effectively imported into the swine cell under the mediation of the phiC31 integrase.

The utility model discloses a mixer, which is provided with at least one thin conveying pipe, a thick conveying pipe and a mixed pulp output pipe, wherein one end of the thick conveying pipe is closed, and the mixed pulp output pipe is communicated with the side wall of the thick conveying pipe close to the closed end and enables material flowing direction to be changed. At least one thin conveying pipe penetrates into the thick conveying pipe from closed end, a part of the thin conveying pipe penetrating into the thick conveying pipe is larger than a communicating port of the thick conveying pipe and the mixed pulp output pipe, and the part of the thin conveying pipe and the thick conveying pipe form partial overlap. The opening diameter formed from the communicating port of the thick conveying pipe and the mixed pulp output pipe to a discharging port is increased. The mixer overcomes a plurality of defects of the prior art and achieves efficient and stable mixing of two fluids with large flow-quantity difference.

The invention relates to the field of polycarboxylic acid water reducing agents, and provides an esterified monomer, a ligand and a conductive slump-retaining polycarboxylic acid water reducer, preparation methods thereof, and a conductive slump-retaining graphene dispersion slurry. The esterified monomer is prepared from allyl polyethylene glycol and 2, 2': 6', 2'-terpyridine-4-formic acid through an esterification reaction. The ligand is formed by polymerizing isopentenyl polyoxyethylene ether, the esterified monomer, unsaturated monocarboxylic acid, unsaturated ester and macrogol ester free radicals. The conductive slump-retaining polycarboxylic acid water reducer is prepared by reacting a ligand with a zinc nitrate solution. The conductive slump-retaining graphene dispersion slurry is prepared by mixing graphene, the conductive slump-retaining polycarboxylic acid water reducer and deionized water. The prepared polycarboxylic acid water reducer is good in adaptability, the slump loss of concrete is small, the special metal complexing structure of the polycarboxylic acid water reducer endows the polycarboxylic acid water reducer with excellent conductivity, and conductive slump-retaining graphene dispersion slurry prepared by compounding the polycarboxylic acid water reducer with graphene is high in stability and has excellent conductivity and slump-retaining performance.

The embodiment of the invention discloses an automatic tight packing polished rod sealer, which belongs to the technical field of oil production equipment in oilfields. It includes a packing gland and a packing box connected to the packing gland. Inside the packing box, there are packing, hydraulic piston and piston gland; the piston gland, hydraulic piston and packing box together form an upper sealing oil A lower sealing oil cavity is provided inside the packing box below the packing, and the pressure oil in the oil well flows into the lower sealing oil cavity and the upper sealing oil cavity through the gap in turn. The invention conveniently realizes that the pressure oil in the lower sealing oil cavity is introduced into the upper sealing oil cavity, and the pressure oil directly acts on the upper surface of the hydraulic piston, and the hydraulic piston automatically pressurizes and seals the packing under the action of the pressure oil, It avoids the excessive wear on the packing usually caused by manually increasing the pre-tightening force, improves the service life of the packing, has a simple structure, low processing and manufacturing costs, and is safe and reliable.

The invention belongs to the field of material chemistry and relates to a stable light storage material, in particular to a spirooxazine or spiropyran reversible photochromism film doped with optical acid polymers and a preparation method as well as use thereof. The spirooxazine or the spiropyran is taken as the raw material and respectively mixed with an optical functional doping mediump-opticalacid polymer polyvinylidene chloride-methyl acrylate (PVDC). The film is prepared respectively on silex glass; acidoid chlorine hydride released by the PVDC under the irradiation of ultraviolet lightis used for stabilizing the open-loop state of the doped spirooxazine or spiropyran; when the film is irradiated by visible light after being irradiated by ultraviolet light, the spirooxazine or spiropyran returns to the close-loop state. The spirooxazine or spiropyran reversible photochromism film doped with optical acid polymers is applicable to the preparation of light storage device.

The invention belongs to the technical field of preparation of functional macromolecule materials, and discloses a preparation method of a polymer anion exchange membrane. The preparation method comprises the following steps: carrying out partial imidazolium treatment on two polyetheretherketone macromolecules with different chloromethylation degrees, blending to obtain an anion exchange membranewith a bicontinuous phase separation structure, and carrying out self-cross-linking on the anion exchange membrane with the bicontinuous phase separation structure through heat treatment to obtain thepolymer anion exchange membrane. According to the invention, by using two macromolecules with different chloromethylation degrees, the macromolecules can simultaneously contain the chloromethyl and the cationic group by controlling the content of an ionization reagent methylimidazole, an anion exchange membrane with a bicontinuous phase separation structure can be formed after mixing and membraneforming, and heating-annealing treatment is carried out to initiate the reaction of the chloromethyl in the membrane to form a self-cross-linking structure, so that the ion conduction and the stability of the anion exchange membrane are greatly improved.

The invention discloses a method for in-situ synthesis of Si3N4-Si2N2O-TiN ternary compound powder. The method comprises the steps that Si powder and butyl titanate are adopted as raw materials, Si-TiO2 compound powder is obtained through mixing and drying according to the mass ratio that Si: butyl titanate is (48%-96%):(4%-52%), and the mass ratio of Si to TiO2 is (80%-99%):(1%-20%); the compound powder is subjected to dry pressing, and placed in an atmosphere oven to be nitrided, the nitriding temperature ranges from 1,300 DEG C to 1,450 DEG C, the time ranges from 0.5 h to 20 h, and the nitriding process atmosphere is nitrogen of 1 atm; the Si3N4-Si2N2O-TiN ternary compound powder is synthesized through an in-situ reaction, and the mass ratio of Si3N4 to Si2N2O to TiN is (57%-98%):(1.5%-33%):(0.5%-10%). Nitriding of the Si powder is accelerated, forming of a high-performance Si2N2O phase is promoted, an evenly-distributed TiN phase with the small particle size is formed, and the performance of Si3N4 ceramic is remarkably improved.

The embodiment of the invention discloses an automatic packing tightening polish rod sealer and belongs to the technical field of oil extraction equipment of oil fields. The automatic packing tightening polish rod sealer comprises a packing pressing cap and a packing box connected to the packing pressing cap, wherein a packing, a hydraulic piston and a piston gland are arranged in the packing box;the piston gland, the hydraulic piston and the packing box jointly encircle an upper sealing oil cavity, a lower sealing oil cavity is formed in the packing box below the packing, and pressure oil inan oil well flows into the lower sealing oil cavity and the upper sealing oil cavity successively through a gap. According to the automatic packing tightening polish rod sealer, it is convenient to introduce the pressure oil in the lower sealing oil cavity to the upper sealing oil cavity, the pressure oil is directly acted to the upper surface of the hydraulic piston, and the hydraulic piston under the action of the pressure oil pressurizes and seals the packing automatically to prevent excessive wear of the packing caused by a way of manually increasing a pretightening force generally, so that the service life of the packing is prolonged. The automatic packing tightening polish rod sealer is simple in structure, low in processing and manufacturing cost and safe and reliable.

The invention provides a compressed air heat exchange system. The compressed air heat exchange system comprises a processor, a heat exchanger, a fan, a pressure-increased expansion assembly and a humidification module, wherein the heat exchanger comprises a first flow path and a second flow path, and the first flow path and the second flow path are arranged in parallel; the fan is electrically connected with the processor and used for driving outdoor fresh air to flow into a room through the second flow path; the pressure-increased expansion assembly is electrically connected with the processor and communicates with the first flow path, and an air return inlet and an air outlet are formed in the pressure-increased expansion assembly; the humidification module is electrically connected withthe processor and capable of being in communication with an outlet of the second flow path; and the processor is further used for executing computer instructions to perform the following steps of controlling the operation of the humidification module and the fan to introduce the humidified outdoor fresh air into the room. By the technical scheme, air is directly used as a refrigerant to replace compound refrigerants used in the related technology so as to achieve the effect of humidifying the room and reduce the harm to the environment.

The invention discloses equipment for detecting a mountain electric vehicle, which belongs to the field of mountain electric vehicle detection equipment, and is characterized in that granular gas is introduced into a tire of the mountain electric vehicle, and when the tire is damaged and leaks gas, a wire drawing repair ball gradually moves to the gas leakage part along with airflow under the action of tire pressure and is attached to the leakage part; along with the leakage of air pressure, the thin guide wire is drawn out from the wire drawing hole to drive the variable-diameter plug wire to penetrate into the leakage part, and meanwhile, the repairing marking liquid flows out along the variable-diameter plug wire and synchronously overflows into the leakage part, so that on one hand, the leakage part is marked and positioned, and on the other hand, the tire can be detected through visual observation on the surface of the tire; on the other hand, when the tire leaks air in the driving process, the leaked position is blocked and repaired through the variable-diameter plug wire and the introduced repairing marking liquid, so that the tire can temporarily and continuously bear the impact of a load and the ground, safety accidents are reduced, and the safety guarantee for a user is greatly improved.

The invention discloses a method and device for high-purity sorting of rare cells. The method comprises the following steps of (1) spreading a cell sample; (2) carrying out scanning imaging on the spread cell sample; and (3) according to an imaging result, reading position information of target cell and distance information between the target cell and other surrounding non-target cells, and judging the obtained distance information: if the distance information does not meet a set sampling distance requirement, sampling an area where the target cell is located according to the position information of the target cell, obtaining an intermediate cell sample containing the target cell and other surrounding non-target cells, spreading the obtained intermediate cell sample again, and returning to the step (2); and if the distance information meets the set sampling distance requirement, directly sampling the target cell, so that sorting of the target cell is achieved. The method disclosed by the invention is simple and convenient to operate, and has the advantages of high cell spreading speed, high flux, high target cell sorting efficiency, high purity, low omission rate, repeatability and the like.