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94results about How to "Easy transportation" patented technology

Nano coating of negative electrode materials and preparation method of secondary aluminium cell using negative electrode materials

The invention discloses a novel high-energy secondary aluminium cell and a preparation method. The aim is to provide a method for preparing nano material-coated negative electrode active materials, by coating the negative electrode active materials with the nano materials, it is possible to subject the negative electrode active materials to nano treatment; therefore, the high-energy secondary aluminium cell features obviously improved properties, simple material composition, low cost, simple technology, environmentally friendly synthesis path, relatively high charge-discharge capacity and relatively good cycle property and market prospect. The aluminium cell comprises the positive and negative electrodes in the modified positive and negative electrode active materials coated by the nano material surfaces or any one electrode in the singly coated positive or negative electrode active materials, polyelectrolyte (ionic liquid) and a diaphragm. The coating materials are semimetals, oxides, salts or conductive polymers. The invention uses the nano materials in the secondary aluminium cell for the first time; therefore, the cell has higher open circuit voltage and reversible capacity and better cycle property, can be applied to such fields as portable power sources like mobile telephones, notebooks and portable electronic components, and as electric vehicles, hybrid electric vehicles and the like, and has broad application and development prospects.
Owner:无锡欧力达新能源电力科技有限公司

Preparing method of high active selenium source for selenylation, apparatus and applications

The invention discloses a method for generating a highly active selenium source used for selenizing treatment, and a device and application thereof. The method comprises the steps of heating and vaporizing solid selenium to generate selenium gas; adding hydrogen or a mixture of hydrogen and argon to the selenium gas generated by the last step; and subjecting the mixture of gases in the last step to glow discharge decomposition and synthesis to obtain hydrogen selenide and highly active selenium gas. The device for generating the selenium source comprises an airtight reaction tank, a solid selenium source in the reaction tank, a positive and a negative glow discharge electrodes, a hydrogen selenide reaction cavity, as well as a heating device and an excitation power supply outside the reaction tank. A gas inlet is further arranged on the lateral wall of the reaction tank; a gas outlet is arranged on the top of the reaction tank. The method not only retains the advantages of the solid selenium, namely low cost, non-toxicity and easiness to transport and store, prepares the hydrogen selenide and the highly active selenium ambience with the characteristics of the hydrogen selenide and the highly active selenium, but also saves a large amount of selenide materials, reduces the cost and has important practical value.
Owner:NANKAI UNIV

Solar heat collecting device

The invention discloses a solar heat collecting device, comprising at least one heat collecting module, wherein each heat collecting module comprises a hollow container with an inlet and an outlet, a flow controller is arranged between the hollow container and an inlet main pipe and / or an outlet main pipe; each heat collecting module also comprises at least one temperature sensor and / or a light intensity sensor which is in communication connection with a control system and is used for measuring the temperature and / or illuminated light intensity value of the hollow container; and the control system comprises a feed-forward control unit which generates feed-forward regulating signals for regulating each flow controller after analyzing and calculating according to the temperature and / or light intensity value of each hollow container, thereby changing the quantity and / or rate of flow of a heat-absorbing working medium flowing into the corresponding hollow container, and enabling the heat-absorbing working medium at the outlet of each heat collecting module to reach the preset pressure value and temperature value. The solar heat collecting device disclosed by the invention ensures thatthe pressure and temperature of the heat-absorbing working medium at the outlet of each heat collecting module are uniform, control signal lag is eliminated, and the generating efficiency is improved.
Owner:深圳市联讯创新工场科技开发有限公司

Method for aseptically producing miniature seed stems of common bletilla pseudobulb seeds

InactiveCN102907323AEasy plantingOvercome the shortcomings of low survival rate of transplanting and low reproduction efficiencyPlant tissue cultureHorticulture methodsSeeds sourceEmbryo
The invention relates to a method for aseptically producing miniature seed stems of common bletilla pseudobulb seeds. The method comprises the following steps of disinfecting the common bletilla pseudobulb seeds; germinating the seeds on a germination culture medium; inducing the seeds to root; and inducing artificial seed stems to form, grow and mature and the like. According to the method, technical routes and key technologies from the step of germinating the common bletilla pseudobulb seeds to the step of forming the mature seed stems are optimized and proposed, and a technology of culturing common bletilla pseudobulb tissues can be simplified, so that the common bletilla pseudobulb seeds are directly are bred in a large scale, and the common bletilla pseudobulb seed stems are produced. The germination rate of embryo seeds reaches more than 95 percent, and more than 80 percent of tissue culture seedlings can form mature miniature seed stems. According to the method, the difficulty that the common bletilla pseudobulb seeds rarely germinate under natural conditions is overcome, and the defects that the survival rate of transplantation of the seedlings in the conventional common bletilla pseudobulb tissue culture and seed aseptical breeding is low and the like are overcome. A feasible practical technology is provided for quickly producing a great amount of seed stems in factories by means of the common bletilla pseudobulb seeds, the current situation of the shortage of the seed sources of common bletilla pseudobulb can be alleviated, and large-scale artificial cultivation of the common bletilla pseudobulb is promoted.
Owner:建始县颐泰生物科技有限公司

Magnetic composite oxides preparation method and use of magnetic composite oxides as anionic pollutant absorbent

The invention provides a preparation method of a magnetic composite oxide and the application of the oxide for serving as an adsorbent of negative ion pollutants. FeSO4 question mark 7H2O and Fe2(SO4)3 question mark XH2O are used for preparing a magnetic medium; an alkali liquor that is prepared by the magnetic medium, divalent metal ions, trivalent metal ions, NaOH and Na2CO3 is prepared into a magnetic houghite precursor; and the magnetic houghite precursor is baked to obtain a baked magnetic composite oxide. The baking product of the magnetic houghite precursor that is obtained by the preparation method is used for absorbing the negative ion pollutants in water bodies, has higher absorbing capacity, and can be easily separated and recycled after adsorption.
Owner:HARBIN ENG UNIV

Method for preparing sweet orange essence microcapsule

A preparation method for sweet orange essence microcapsule relates to a preparation technology of essence microcapsule. A preparation method for sweet orange essence microcapsule is provided with simple technology, safe and controlled operation, collapse and excellent releasing performance microcapsule wall film. The preparation steps comprise bean separation albumen aqueous solution and Arabic gum aqueous solution is prepared, an emulsion is obtainer by putting sweet orange essence into bean separation albumen aqueous solution and homogenizing, a wet microcapsule is obtained by putting and mixing Arabic gum aqueous solution into emulsion and putting alcaine or acetic acid to adjust PH to 4.0. The reinforced wet microcapsule is obtained by cooling the wet microcapsule down to 0 to 15 DEG C and dextrose being putting into the solution concomitant mixing. The powder-shaped sweet orange essence microcapsule can be obtained by putting the reinforced wet microcapsule into ultra low temperature ice box and drying the reinforced wet microcapsule in vacuum freeze drier.
Owner:SHENZHEN POLYTECHNIC

Method for carrying out cooperative oxidation treatment on organic wastewater by potassium permanganate and potassium hydrogen persulfate

The invention provides a method for carrying out cooperative oxidation treatment on organic wastewater by potassium permanganate and potassium hydrogen persulfate. According to the treatment method, the treatment efficiency of the wastewater is improved and the dosage of an oxidant is reduced. The method comprises the following steps: (1) selecting the organic wastewater with the pH (Potential of Hydrogen) which is less than or equal to 10 or adjusting the pH of the organic wastewater to be less than or equal to 10, wherein organic matters in the organic wastewater contain unsaturated bonds; and (2) adding the potassium permanganate and the potassium hydrogen persulfate into the organic wastewater to be treated at the same time; or within half an hour after adding the potassium permanganate into the organic wastewater, adding the potassium hydrogen persulfate and agitating to react for 1-4 hours. According to the method, a catalyst does not need to be added in the reaction process and a byproduct obtained by the reaction of the potassium permanganate can be used as a catalyst for stimulating the oxidization performance of hydrogen persulfate; the dosage of medicaments is saved, the cost is saved and an operation process is simplified. The method provided by the invention is simple in process operation and good in pollution cleaning effects and has good treatment effects on various types of organic wastewater, particularly phenols and anilines wastewater.
Owner:WUHAN UNIV

Rotor for a flotation machine, method for forming same, and method for maintenance of same

The invention relates to a rotor (1) for a flotation machine for dispersing air into slurry around the rotor, the rotor comprising a body (2) equipped with a set of blades (3). The body (2) is assembled from radial sector modules (9). The rotor comprises fastening means (10) for joining the sector modules (9) to each other. In the method for forming a rotor, radial sector modules (9) are produced, and the rotor body (2) is assembled from a number of sector modules (9). Finally, in the method for maintenance of a rotor, a damaged sector module (9) is detached from the body (2) and replaced by a defect-free sector module.
Owner:METSO OUTOTEC (FINLAND) OY

Biological chip detecting system

The invention discloses a biological chip detecting system. The biological chip detecting system comprises a motion execution system, a fluid control system, a temperature control system, a clear air knife device, a biological chip scanning system, and a computer control system which are arranged in a system cabinet; the computer control system is used for controlling the motion execution system, the fluid control system, the temperature control system, the clear air knife device, and the biological chip scanning system via electric connection. Integration level of the biological chip detecting system is high; the plurality of execution mechanisms and control devices are combined and are arranged in the small system cabinet; complete isolation and complete automation execution of detecting processes are realized; detecting steps, such as sampling, washing, cleaning, heating, cooling, and scanning imaging, are completed in one time; artificial operation of the whole process is reduced greatly; detection accuracy is increased effectively; the size of the biological chip detecting system is appropriate, so that transporting or transferring can be realized conveniently, and the biological chip detecting system is suitable for a plurality of places such as hospitals and research institutions.
Owner:ZHUHAI DL BIOTECH CO LTD

Fluorine-silicon tri-block copolymer and preparation method thereof

The invention specifically relates to a method for preparing a fluorine-silicon tri-block copolymer through activators regenerated by electron transfer-atom transfer radical polymerization (ARGET ATRP) under the condition of a low catalyst concentration, belonging to the field of technical materials. According to the invention, an excess weak reducing agent is used to continuously reduce a passivating agent in a system, and an activator prepared through in-situ reaction catalyzes atom transfer radical polymerization of a monomer; in such a process, a small amount of oxygen hard to thoroughly remove in the system can be consumed in situ; the amount of a catalyst used in a polymerization system is substantially reduced at the same time; and the step of removal of copper in subsequent operation can be avoided. The preparation method for the fluorine-silicon tri-block copolymer has the advantages of a low catalyst concentration, mild reaction conditions and suitability for industrial production.
Owner:SKSHU PAINT

Air compressor

The invention relates to the technical field of an air compressor, in particular to an air compressor. The air compressor comprises an air compressor body, a pipe structure air-storing tank and at least one disc-shaped air-storing tank, wherein the disc-shaped air-storing tank is detachably connected to the air compressor body; an air delivering opening in the air compressor body is communicated with the pipe structure air-storing tank in a sealing way; the pipe structure air-storing tank is detachably communicated with the disc-shaped air-storing tank through an air delivering pipe in the sealing way. Due to the fact that a one-charging-multipurpose working mode is adopted, a plurality of disc-shaped air-storing tanks can be simultaneously driven to inflate, and the working efficiency is high; due to the fact that the disc-shaped air-storing tanks are adopted, the air compressor is convenient to carry and store; due to the fact that the air compressor is more compact in structure, the air compressor is easier to package and transport; due to the fact that the disc-shaped air-storing tanks are fixed by adopting a detachable buckle mode, the operation step is simplified, and the air compressor is quick and safe in assembly, easy in disassembly, and can be quickly detached without any tool; the air compressor is simple in structure, parts are easier to store, and the processing cost is low.
Owner:SUZHOU ALTON ELECTRICAL & MECHANICAL IND

Coking desulfurization sulfur foam and desulfurization waste solution drying method

The invention discloses a coking desulfurization sulfur foam and desulfurization waste solution drying method. The method comprises the following steps: (a) conveying the coking desulfurization sulfur foam and desulfurization waste solution to a drying tower by virtue of conveying equipment and drying; (b) drying the sulfur foam and desulfurization waste solution in the step (a) in the drying tower, collecting from the bottom of the drying tower, thereby obtaining coarse sulfur powder; (c) allowing the tail gas in the drying tower in the step (a) to enter a cyclone separator, and performing dust removal treatment; and (d) allowing the tail gas subjected to dust removal treatment in the step (c) to enter a spray tower, and cooling and washing. According to the method disclosed by the invention, the coking desulfurization sulfur foam and the desulfurization waste solution are simultaneously dried so as to obtain the salt-containing coarse sulfur powder, a novel way is provided for treatment and utilization of the desulfurization waste solution in the coking system, and secondary pollution is avoided. Moreover, the desulfurization waste solution can be timely and effectively treated, the salt-containing coarse sulfur powder obtained by the drying method disclosed by the invention cannot be agglomerated or damped, the granules are uniform, and preservation and transportation are easy.
Owner:萍乡市新安环保工程有限公司

High-concentration degradation-resistant organic wastewater system and treatment process thereof

The invention discloses a high-concentration degradation-resistant organic wastewater system and a treatment process thereof, and belongs to the technical field of industrial wastewater treatment. The system comprises a pretreatment unit, an anaerobic treatment unit, a resource recovery unit and an aerobic deoxidation and deep treatment unit. The pretreatment unit, the anaerobic treatment unit and the aerobic deoxidation and deep treatment unit are sequentially communicated, and the anaerobic treatment unit is communicated with the resource recovery unit. According to the invention, high-concentration degradation-resistant toxic organic wastewater can be effectively treated by combining advanced oxidation, advanced oxidation, coagulating sedimentation, hydrolytic acidification, efficient anaerobic treatment, high-load aerobic treatment, short-cut nitrification and denitrification and advanced treatment, industrial wastewater with complex water quality, various types of pollutants and high concentration is treated by a plurality of different units, and different units are coupled to treat wastewater with different characteristics, so that not only can operation management be facilitated to prevent the influence between the units, but also the process and treatment cost can be reduced.
Owner:SHANGHAI BI ZONE ENVIRONMENTAL EQUIP & ENG

Nutritional camel milk slice and preparation method thereof

The invention relates to a nutritional camel milk slice and a preparation method thereof and belongs to the technical field of dairy product processing. The nutritional camel milk slice is prepared from the following raw materials in parts by weight: 300-500 parts of camel milk, 20-30 parts of vegetable oil, 8-26 parts of protein powder, 8-26 parts of whey powder, 10-32 parts of sugar substitute, 2-8 parts of sodium caseinate, 2-8 parts of maltodextrin, 1-5 parts of an emulsifier, 5-10 parts of fructus hippophae, 5-10 parts of hawthorn, 8-15 parts of Chinese wolfberry, 8-15 parts of red muskmelon and 8-12 parts of figure. The nutritional camel milk slice is added with nutrient-rich fruits and nourishing Chinese herbs, and is balanced in taste, rich in nutrient elements such as vitamin C and protein and advantageous for boosting the immunity of a human body, and the like; besides, the milk slice is easy to transport and store, and consequently, more people can get the supplement of the nutrition of the camel milk.
Owner:苗娥

Composite alloy of Al - Mg - Ca - Fe with lower carbon, silicon, phosphor, and sulfur in use for final steelmaking deoxidizer

This invention relates to a final deoxidizer for steelmaking, which is low-C, low-Si, low-P and low-S Al-Mn-Mg-Ca-F alloy. The alloy can be used as the final deoxidizer for steelmaking with good effect, and does not need further refinery of steel. The alloy comprises: C less than or equal to 0.2 wt.%, Si less than or equal to 1.0 wt.%, P less than or equal to 0.02 wt.%, S less than or equal to 0.02 wt.%, Al 40-50 wt.%, Mn 1.0-10 wt.%, Mg 0.1-10 wt.%, Ca 0.1-10 wt.%, and Fe as balance. This invention adopts main frequency induction furnace smelting to produce the final deoxidizer. The final deoxidizer has such advantages as high specific gravity, low melting point, no pulverization, good deoxidation and desulphurization effects, high yield, high fluidity of deoxidized molten steel, no nodulation, easy suspension of deoxidized product, low inclusion total content, high molten steel purity, good steel quality, fine grains, good mechanical properties, and long service life.
Owner:李兴有

Walk-behind type paddy-field work machine

ActiveCN101455146ALeft and right weights are easy to maintain balanceEasy to operateTransplantingFertiliser equipmentsEngineeringPaddy field
The invention provides an easy-operation walking type transplanter, comprising a running wheel (1), a transplanting part with two transplanting mechanisms (6,6) which are horizontally arranged along the vehicle body, a seedlings carrying stage capable of freely transferring the seedlings back and forth along the horizontal direction of the vehicle body and a grounding hull (7). A wheel driving box (10) for supporting the running wheel in free-driving way is set at lateral side leaning towards the vehicle body relative to the running wheel; and a gear box body (15) for transferring the output of the engine (2) to the wheel driving box is set so that: a gear box part (22) in the gear box body leans towards the vehicle body lateral side opposite to the side of the wheel running box relative to the running wheel; and a transmission box (19) for transferring the driving power of the engine to a seedlings lateral feeding mechanism (100) capable of transferring the seedlings carrying stage back and forth is set at the vehicle body lateral side leaning towards the side of the wheel driving box relative to the running wheel.
Owner:KUBOTA LTD

Detecting method and detecting kit for immunosuppressive agents in dried blood spots

InactiveCN109030673AApplicable common detectionEfficient detectionComponent separationEverolimusLinear regression
The invention discloses a detecting method for immunosuppressive agents in dried blood spots, and further discloses a detecting kit for the immunosuppressive agents in the dried blood spots. The detecting method comprises the steps that the standard curve dried blood spots and the to-be-detected dried blood spots are mixed with an extracting solution and an internal standard solution correspondingly and then extracted, centrifuging is conducted, and supernate is taken; the supernate is blown dry and then redissolved through a redissolving solution, and detecting is conducted through a tandem mass spectrum method; according to the peak exceeding area specific value of standard samples to an internal standard object and the concentration of the standard samples, linear regression is conducted to obtain a standard curve equation of the immunosuppressive agents; the peak exceeding area specific value of to-be-detected samples to the internal standard object is substituted into the standardcurve equation, and the content of the immunosuppressive agents in the to-be-detected samples is calculated; the extracting solution is a water solution of methyl alcohol and / or acetonitrile; and theimmunosuppressive agents are one or more of cyclosporine A, tacrolimus, sirolimus and everolimus. The detecting method can effectively detect the four types of immunosuppressive agents simultaneously, and thus the detecting efficiency is improved.
Owner:易达精准(杭州)科技有限公司

Rolled steel plate tensioning device for rolled steel plate rolling and unrolling machine

The invention provides a rolled steel plate tensioning device for a rolled steel plate rolling and unrolling machine, which aims to decrease the occupied space of a rolled steel plate and facilitate the transportation and use of the rolled steel plate. The rolled steel plate tensioning device for the rolled steel plate rolling and unrolling machine mainly comprises a spindle, lower triangular blocks, upper triangular blocks, supporting plates, tensioning blocks, a rotary disk and a cylinder, wherein the lower triangular blocks are axially and fixedly arranged on the spindle, the upper triangular blocks are arranged on the lower triangular blocks and are matched with the lower triangular blocks in a concave-convex slide manner, the supporting plates are fixedly connected onto the upper triangular blocks, the tensioning blocks are fixedly arranged on the supporting plates through screws, one end of each supporting plate is fixedly connected with the rotary disk, and one end of the spindle is connected with the cylinder.

Automatic production system for pitch flexible packaging

The invention discloses an automatic production system for pitch flexible packaging. The automatic production system comprises a weighing and split charging mechanism, a packaging and conveying mechanism and a control unit, wherein the weighing and split charging mechanism is used for weighing and bagging earth pitch; the packaging and conveying mechanism is arranged below the automatic weighing and split charging mechanism in a matched mode and used for conducting tying, sewing, code spraying, delivering and returning on earth pitch bags after split charging; and the control unit is respectively connected with the weighing and split charging mechanism and the packaging and conveying mechanism electrically and is used for controlling the weighing and split charging mechanism and the packaging and conveying mechanism. With the adoption of the automatic production system for pitch flexible packaging, shortcomings in the prior art that safety is poor, environmental protection property is poor, measurement is difficult, packaging workload is high, loading, unloading and transportation are easy, production efficiency is low and the like are overcome; and the automatic production system has the advantages of good safety, good environmental protection property, convenient measurement, low packaging workload, easy loading, unloading and transportation and high production efficiency.
Owner:边际

Protein and polypeptide liquid stabilizer

The invention provides a protein and polypeptide liquid stabilizer. The protein and polypeptide liquid stabilizer is prepared from human or animal serum albumin, polyvinyl pyrrolidone or polyethylene glycol, sodium chloride, sucrose or trehalose, sodium azide and a phosphate buffer. The protein and polypeptide liquid stabilizer has the following technical effects: 1) the protein and polypeptide liquid stabilizer has very good protective effect on proteins and polypeptides and has longer stability; the proteins and polypeptides can be stabilized for at least 7 days when stored at the room temperature, can be stabilized for at least 12 months when stored at the temperature of 2-8 DEG C and can be stabilized for at least 24 months when stored at the temperature of subzero 20 DEG C or lower; 2) the whole configuration operation is simple, the reproducibility is good, and the production cost is low; 3) the stabilizer is in a liquid state, is not required to be redissolved, and is convenient to use and easy to transport and store; 4) the viscosity of the protein and polypeptide liquid stabilizer is close to that of serum and plasma, and the stabilizer better shows superiority in dry biochemical and immunological detection.
Owner:RELIA BIOTECH JIANGSU

Essence, its preparation and application

The present invention provides an essence, its preparation method and application. It is made up by using nano silicone base oxide and perfume as raw material and adopting a synthesis process, including physical adsorption and chemical combination. Its fragrance can be uniformly and durably released out, and its quality is stable. It not only can be directly made into various products, but also can be added into other various materials to produce various pefumed products.
Owner:舟山明日纳米材料有限公司

Drying device for coking desulfurized sulfur foam and desulfurized effluent

The invention discloses a drying device for coking desulfurized sulfur foam and desulfurized effluent. The device comprises a desulfurized sulfur foam and desulfurized effluent conveying device, a drying device and a tail gas treatment device which are connected with each other in turn, wherein a settling device is arranged between the drying device and the tail gas treatment device, and an outlet of the tail gas treatment device is connected with a gas inlet of a tail gas cleaning device. The device disclosed by the invention can effectively treat the desulfurized sulfur foam and desulfurized effluent; two sulfur-bearing wastes are dried together, so that salt-containing crude sulfur powder is acquired; and the device has a simple structure, is low in cost, is easy in operation and can successfully solve the problems of environmental pollution and high running cost of the prior art.
Owner:李金山

High-performance glass fiber soakage agent

The invention discloses a high-performance glass fiber soakage agent, and relates to the technical field of glass fiber production. The high-performance glass fiber soakage agent comprises components of 4.0-4.4 mol of dihydric alcohol, 1.5-2.5 mol of polyethylene polyamine, 0.5-1.0 mol of monoethanolamine, 1.0-2.0 mol of phthalic anhydride, 1.0-2.0 mol of glacial acetic acid, 1.5-2.5 mol of maleic anhydride, 0.5-1.0 mol of adipic acid and 0.1%-0.5% in percentage by weight of p-toluenesulfonic acid. The soakage agent prepared from the components proportionally has excellent wettability and can be well combined with glass fiber, and the reinforcement effect is very good; high-boiling-point substances of polyethylene polyamine and ethylene glycol are factory leftover bits, waste is turned into treasure, and phthalic anhydride, maleic anhydride and glacial acetic acid are all industrial common raw materials and are cheap, so that the production cost is lower, the whole production technology is simple, the thermal stability is good, the use is convenient, and storage and transportation are easy.
Owner:ANHUI DANFENG ELECTRONICS MATERIAL

Recombinant bacillus calmette guerin vaccine for toxoplamasis and preparation method thereof

The invention provides a recombinant bacillus calmette guerin (BCG) vaccine for toxoplamasis and a preparation method thereof. The preparation method for the recombinant bacillus calmette guerin vaccine comprises the following steps of: performing target (TA) cloning on an obtained toxoplasma gondii cyclophilin gene; sequencing and identifying correctly, performing enzyme cutting and recovering target fragments; connecting the target fragments with an Escherichia coli-mycobacterium shuttle expression vector pMV261 and an integrated expression vector pMV361 which are subjected to enzyme cutting reaction respectively; and converting recombinant plasmids to BCG, and screening by resistance and polymerase chain reaction (PCR) to obtain the recombinant bacillus calmette guerin vaccine for the positive toxoplasma gondii. The vaccine is high in heat stability and easy to transport, store and produce, is not needed to be purified and can be directly used for immune protection tests, and a complex process of protein aftertreatment is avoided, so the cost is reduced greatly, and the recombinant bacillus calmette guerin vaccine is suitable for vast rural areas.
Owner:JILIN UNIV

Combined turntable of crawler crane

InactiveCN101913537AIncrease the lifting heightLarge lifting capacityCranesEngineeringWork productivity
The invention discloses a combined turntable of a crawler crane. The combined turntable comprises a standard turntable; a counterweight mounting lug is arranged on the standard turntable; the combined turntable also comprises an additional turntable; the combined turntable is formed by connecting the standard turntable and the additional turntable; and a counterweight mounting lug is also arranged on the additional turntable. The combined turntable changes the gravity center of the whole crane by changing the mounting position of a counterweight, and increases a steady torque to improve the hoisting performance. The combined turntable changes a traditional single standard turntable structure, is designed into a combined piece and consists of the standard turntable and the additional turntable. The combined turntable can realize full automation of the working condition of a long main arm, improves the hoisting height, increases the hoisting weight, has small rotary radius, can work in a small space, can be matched according to the practical need of a user, is easy to transport and transfer, has high work efficiency, and reduces the using cost. The combined turntable has reasonable design, is convenient for production and manufacture, and is particularly suitable for the large-tonnage crawler crane.
Owner:LIAONING FUWA HEAVY IND MACHINERY

Low-temperature preservation solution and preservation method thereof

The invention relates to the technical field of cell preservation and transportation, and particularly discloses a low-temperature preservation solution and a preservation method thereof. The low-temperature preservation solution is prepared from a DMEM high-glucose culture medium, Glutamax, HEPES and Penicilline-Streptomycin. The organoids transported by the cryopreservation solution at low temperature do not need to be resuscitated, and can be quickly cultured, is relatively low in cost and relatively high in culture success rate, and the activity of cells can be maintained for a long time. According to the invention, the technical problems of high hardware requirements, complex transportation procedures, high cost, low efficiency, low success rate of cryopreservation recovery, worry about cell growth conditions and the like are solved.
Owner:南昌五元生物科技有限公司

Switching device

InactiveCN101291044ANo large installation space requiredLower the altitudeArrangements with metal casingDegrees of freedomPressure vessel
The invention provides an operable device that is capable of reducing an equipment height from a set face, to make transport and maintenance / repair operation easier, and increase degree of freedom for configuration of other equipment configured around, comprising a main contact part (1) (figure 2) having a moving main contact (a moving contact) (1a) and a fixed main contact (1b); a pressure vessel (40) that takes a moving direction of the moving contact (1a) as a length direction, accepts the main contact in an insulating state inside and is filled with insulating gas, to be arranged in a state that the length direction remains level; an operation mechanism (50) arranged above the pressure vessel (40), to be connected with the moving contact (1a) through a connecting mechanism (6) formed of an insulating material.
Owner:MITSUBISHI ELECTRIC CORP

Preparation method of dihydrooxazinyl naphthalene compound

The invention relates to a preparation method of a dihydrooxazinyl naphthalene compound. The method comprises the following steps: adding a catalyst, paraformaldehyde, an arylamine compound and naphthol into water in sequence; fully reacting at the temperature of 20-80 DEG C to obtain reaction liquid; performing extracting, drying, concentrating and column chromatography isolation on the reaction liquid in sequence according to a conventional method to obtain a product I or a product II, wherein the structure formula of the product is shown in the specifications. The method has the advantages of mild conditions, short reaction time, easiness in operation, high yield, environmental friendliness, realization of scale production and good industrial application prospect.
Owner:盐城盐西幸福产业发展有限公司

Method of treating bilge water by combining Fenton's reagent with potassium hydrogen persulfate and microorganism

A method of treating bilge water by combining Fenton's reagent with potassium hydrogen persulfate and microorganism includes the steps of (1) regulating pH of bilge water to 2 to 4, adding Fenton's reagent to perform oxidation treatment, regulating pH to be larger than 7 after reaction, and standing to remove precipitation, wherein oxidation treatment by Fenton's reagent can be repeated; (2) regulating pH of the bilge water oxidized through Fenton's reagent to be smaller than 7, adding potassium hydrogen persulfate, and reacting 1 to 2h at the temperature of 50 to 60 DEG C; (3) adding microorganism liquid to react for 24 to 72h so as to remove ammonia nitrogen in water. The method is special for purification treatment on bilge water, is simple in technological operation and has good decontamination effect on bilge water. Besides, no extra catalysts are needed to be added during reaction, the reaction rate is high, bilge water can be treated into a low-pollution, dischargeable and even recyclable water resource, and the method fills in the blank of bilge water treatment of ships at present.
Owner:OCEAN UNIV OF CHINA

Device and method for inverting atmospheric visibility by Scheimpflug principle imaging laser radar

The invention relates to the technical field of atmospheric visibility measurement, in particular to a device and a method for inverting atmospheric visibility by a Scheimpflug principle imaging laserradar. The device comprises a laser source, a light source shaping structure, a receiving imaging system and an industrial control computer. The laser source is controlled by and connected with the industrial control computer, and the laser source is connected to a fiber input end to output the laser to the light source shaping structure connected to a fiber output end; the light source shaping structure receives the laser light emitted by the laser source, and horizontally sends the shaped laser light to the atmosphere; the receiving imaging system receives the large-angle feedback scattering laser reflected from the atmosphere; and the industrial control computer is bidirectionally communicated and connected to the receiving imaging system, and a horizontally distributed image signal transmitted by the receiving imaging system is used for data inversion. According to the invention, the obtained imaging surface, the telescope lens surface and the laser beam intersect at one point, sothat the structure can effectively provide the depth of field for the system large-angle imaging, improve the signal-to-noise ratio of the near-end signal, and facilitate the data inversion of the laser radar.
Owner:安徽科创中光科技股份有限公司
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