62results about How to "The production is effective" patented technology

There are provided a fluid injection nozzle, a fluid mixer, a microbubble generating apparatus, a vapor phase generating apparatus, a method of producing swirling flow, and a swirling flow producing apparatus that can be applied to any kind of fluid and can efficiently generate a swirling flow at high speed. The swirling flow producing apparatus includes a housing and a cylindrical member. The housing includes a cylindrical portion of which at least one end is opened, and a fluid introducing passage that is opened on an inner peripheral surface of the cylindrical portion. The cylindrical member is provided in the cylindrical portion of the housing. The cylindrical member includes a cylindrical portion of which at least one end in a direction corresponding to an opening direction of the cylindrical portion is opened, and holes formed in a peripheral wall of the cylindrical portion. A fluid introduced from the fluid introducing passage flows into the cylindrical portion of the cylindrical member through the holes so as to generate a swirling flow, and flows out from the housing and the cylindrical member.

The invention discloses a preparation method of a porcine epidemic diarrhea recombinant adenovirus vaccine. The preparation method provided by the invention comprises the following steps of inserting a DNA sequence of a zone S1 of a porcine epidemic diarrhea virus (PEDV) into an adenovirus shuttle plasmid pShuttle-CMV to obtain pShuttle-CMV-S1, carrying out linearization of the pShuttle-CMV-S1, transforming the linear pShuttle-CMV-S1 into a BJ5183 competent cell containing pAdEasy-1, carrying out homologous recombination, carrying out enzyme digestion, carrying out AD-293 cell transfection, carrying out packaging to obtain a recombinant adenovirus rAd-S1, and carrying out purification, amplification and sub-packaging. After oral immunization, the porcine epidemic diarrhea recombinant adenovirus vaccine can induce generation of mucosal immunity thereby preventing porcine epidemic diarrhea (PED) well.

The invention provides a method for purifying waste water and recovering waste materials on line in electroplating and chemical plating processes. The method comprises the following steps of: directly arranging a capacitance deionizer in a water washing device on a production line to adsorb various negative ions and positive ions in waste water during charging a battery so as to purify the waste water; and then releasing and recovering waste materials through electrode discharge so as to realize zero release of pollutants. The invention ensures that the capacitance deionization method is suitable for the manufacturing processes of various electroplating or chemical plating products through the optimization of process parameters. Through on-line purification and recycle of washing water, the burden of the traditional waste water treatment system is obviously reduced, meanwhile, the quality of plating pieces is guaranteed because the water quality of the washing water is obviously improved, and the classified recovery of waste materials can be achieved. The method can also obviously reduce the COD in the waste water and has wide application prospect in the fields of electroplating and chemical plating.

Percents of negative ion vitrified enamel in the total weight is as follow. Vitrified enamel basic material is 80-90%. Tourmaline is 5-20%. The invention adopts vitrified enamel to be as carrier of tourmaline micromeritic and can improve the function of producing negative ion as possible. When the enamelware mixing tourmaline micromeritic is made to products, bathtub, basin, tea mug et, it will slow different functions. The vitrified enamel is prepared simply with low cost and is secure.

The invention relates to an independent chirp parameter regulating system for realizing a two-tone laser field. A beam splitting piece which is inserted into an entrance of a pulse compressor of a femtosecond pulse laser divides a light source into two beams of light; the first beam of light enters into one pulse compressor and a hollow optical chirp system, and the other beam of light passes through a plane mirror B and enters into the other pulse compressor and the other hollow optical chirp system; the two beams of light are synthetized into one beam of light after passing through a reflector delayed time system and a frequency doubling crystal; and the synthesized beam of light passes through a reversible plane mirror and then is connected with a higher-order harmonic generating and detecting device and a spectrum phase interferometry instrument respectively so as to form the independent chirp parameter regulating system for realizing the two-tone laser field. The independent chirp parameter regulating system can carry out independent pulse compression on light with amplified energy in a femtosecond amplifier so as to acquire two beams of laser light sources capable of independently regulating the chirps; and the independent chirp parameter regulating system is simple in structure and easy to operate.

The invention belongs to the field of containers special for storage and particularly discloses an insect-preventing granary. The insect-preventing granary comprises a granary body, wherein the granary body is provided with a granary cover. The insect-preventing granary further comprises a filter plate, an installing plate, a turntable and a motor, wherein the motor is fixed to the bottom of the granary body, the turntable is coaxially fixed to an output shaft of the motor, the turntable and the granary body form an air inlet chamber, a water tank and aluminum phosphide are arranged in the air inlet chamber, the turntable is provided with a first air inlet hole, the filter plate is arranged in the granary body in a sliding mode, the filter plate and the upper portion of the granary body, form a grain storage chamber, the installing plate is fixed in the granary body and mutually attaches to the turntable, the installing plate is provided with a second air inlet hole matched with the first air inlet hole, an elastic part is arranged between the filter plate and the installing plate, the side wall of the granary body is provided with a solution cavity communicated with the top of the grain storage chamber, and the solution cavity contains a copper sulfate solution. By adopting the scheme, hydrogen phosphide gas can be effectively produced, an insecticidal efficacy is good, and harm to a human body is small.

The invention discloses a near-infrared fluorescent dye based on coumarin structure and a synthesis method thereof. The general structural formula of the fluorescent dye is shown in the description: wherein R represents C1 alkyl group, X- represents PF6- or R represents any one of C2-C12 alkyl groups, X- represents Br-. 4-(diethylamino) coumarin is subjected to Vilsmeier-Haack reaction to synthesize 4-(diethylamino) coumarin aldehyde, 4-(diethylamino) coumarin aldehyde reacts with cyanopyridine and halogenated alkanes with different carbon chain lengths in turn to obtain a series of fluorescent dyes. The fluorescent dye of the invention can specifically label suborganelles in living cells through regulation and control of ammonium salt side chains, and the fluorescent dye with R representing C3 alkyl group can realize rapid dyeing and washing-free in the labeling process; the maximum emission wavelength of fluorescent dye is in the red luminescence region, which can significantly eliminate the interference of self-fluorescence phenomenon in cell imaging. In addition, fluorescent dyes with R representing C9 and C12 alkyl groups have the property of producing singlet oxygen and havecertain application potential in photodynamic therapy of cells and bacteria.

The present invention provides an excellent fluid hydrodynamic bearing high in rotational precision and load capacity and low in torque. The hydrodynamic bearing (101) includes a shaft member (104) and an outer ring portion (102) rotatable relative to the shaft member (104). A radial gap (103) is provided between the shaft member (104) and the outer ring portion (102), and the outer peripheral surface (107) of the shaft member (104) includes a first surface area (108), a second surface area (109) and a first fluid dynamic pressure holding region (110). A dynamic pressure groove (111) is formed in the first surface area (108), so that in the case where the outer ring portion (102) is rotated from the first surface area (108) to the second surface area (109) through the first fluid dynamic pressure holding area (110) with respect to the shaft member (104), in the first load-bearing region located on the first fluid dynamic pressure holding region (110) in the radial gap (103), dynamic pressure is generated from the first surface region (108) to the first fluid dynamic pressure holding region (110).

The invention relates to an immune potentiator and recombinant IFN-alpha combined medicament. In the recombinant IFN-alpha and a compound preparation having synergism with the recombinant IFN-alpha, an immune potentiator may be one or the combination of several of vitamin C, poly IC, lactobacillus and pig spleen transfer factors. While treating diseases, the medicament can stimulate the organisms to continuously generate interferon so as to form a continuous treating process and achieve an aim of thoroughly curing diseases; and in addition, the medicament can also strengthen the resisting power of the organisms and have the effects of preventing diseases and avoiding secondary infection of diseases.

The invention discloses a fiber raw material opener. The opener comprises an opener shell and a preprocessing machine shell. The opener shell forms an opening cavity, the preprocessing machine shell forms a preprocessing cavity, the inlet end of the opening cavity is connected with the outlet end of the preprocessing cavity, a driven roller is arranged between the two inner walls of the opening cavity and located at the inlet end, a driving roller is arranged between the two inner walls of the opening cavity and located at the outlet end, a transmission chain is disposed between the driving roller and the driven roller in a sleeving mode, a conveying mesh belt is arranged on the transmission chain, a plurality of brads are arranged on the conveying mesh belt, a conveying belt is disposed in the preprocessing cavity, a feed hopper communicated with the preprocessing cavity is arranged on the left side of the upper end of the preprocessing machine shell, and a plurality of sprayers are evenly distributed in the preprocessing cavity and on the top above the conveying belt. The opener is simple in structure, wet fiber raw materials can be wetted conveniently, dust spread is avoided, tiny impurities can be adsorbed, raw material opening quality is improved, overall strength is high, and the opener is resistant to corrosion and oxidation.

The invention relates to the technical field of complex microbial agents for treating high ammonia nitrogen wastewater, and discloses a complex microbial agent used for treating high ammonia nitrogenwastewater and a preparation method thereof. Compound microbial digestive bacteria liquid in a step (c),compound microbial adsorption bacteria liquid in a step (e) and curing cross-linked adsorption particles in a step (g) are mixed according to a volume ratio being 3-5: 3-5: 2-4 so as to obtain the complex microbial agent, so that the growth of harmful microorganisms can be inhibited, the COD andammonia nitrogen content in wastewater can be effectively reduced, the removal rate is obviously superior to single strains, self-purification functions of water can be enhanced, and the decomposition of organic matters in the water can be accelerated; significant water purification effects can be achieved; the decomposition ability on ammonia nitrogen and stability of the complex microbial agentcan be significantly enhanced; dominant bacterial communities can be formed in wastewater; and short treatment time can be realized, and the ammonia nitrogen indexes in wastewater can be rapidly reduced.

The invention relates to a reactive oxygen species (ROS) generator (32), a washing device (30) and a washing method using such a ROS generator. The reactive oxygen species (ROS) generated by such a generator provide excellent washing power, and degrade organic stains rapidly to environmentally acceptable products. The generator according to the invention consumes less energy for a. comparable washing effect as compared to conventional washing machines.

The invention discloses a plate overhaul facility and an overhaul method thereof which are used for enhancing the yield of plate products. The plate overhaul facility comprises an overhaul workbench (1), an image acquisition device (2), at least one lighting device (3), an adsorption tube (4), a dust collector (5), a dust collection control valve (6) and a controller (7), wherein the overhaul workbench (1) is used for loading the plate; the image acquisition device (2) and the lighting device (3) are positioned above the overhaul workbench (1); the adsorption tube (4) is positioned above the overhaul workbench (1); the dust collection control valve (6) is connected between the adsorption tube (4) and the dust collector (5); and the controller (7) is connected with the dust collection control valve (6) in a wired or wireless mode to be used for controlling the opening or closing of the dust collection control valve (6), thereby removing the foreign matters on the plate and / or the overhaul workbench (1) through the adsorption tube (4) and the dust collector (5).

The present invention relates to recombinant Corynebacterium having 1,3-PDO productivity and reduced 3-HP productivity, and a method for producing 1,3-PDO by using same. When a Corynebacterium glutamicum variant according to the present invention is used, the productivity of 3-HP, which is a by-product, is inhibited by using low-cost glycerol as a carbon source, and thus 1,3-PDO can be produced with high efficiency.

The invention discloses an environment-friendly preparation process of N-(4-ethoxy carbonyl phenyl)-N'-methyl-N'-phenyl formamidine. The process comprises the steps of firstly, making p-nitrobenzoic acid be subjected to an esterification reaction and catalytic hydrogenation, obtaining ethyl p-aminobenzoate, then making ethyl p-aminobenzoate be subjected to two steps of condensation reactions, and obtaining N-(4-ethoxy carbonyl phenyl)-N'-methyl-N'-phenyl formamidine, wherein ethanol adopted in the esterification reaction is recycled and processed ethanol, and the recycled and processed ethanol is obtained by collecting, recycling and processing ethanol generated in the condensation reactions. According to the process, the ethanol generated in the condensation reactions are recycled and processed and then applied to the esterification reaction, production cost is lowered, environmental pollution is reduced, the process is an environment-friendly preparation process, and in particular, compared with absolute ethyl alcohol on the market, the ethanol recycled and processed through the process hardly has influence on the esterification effect.

The invention discloses a portable normal-pressure microwave plasma torch generation device and method. The portable normal-pressure microwave plasma torch generation device comprises a portable microwave torch plasma emission head, a high-power coaxial transmission line and an all-solid-state microwave power source, wherein the portable microwave torch plasma emission head comprises a ceramic ring, a solid electrode, a metal nozzle, an insulation ring, an adaptor, a first air inlet pipe and a second air inlet pipe. Through implementing the method and the device, provided by the invention, microwave plasma capable of providing long-distance portable operation can be generated, the device does not need high-voltage direct current of several kilovolts, a transmission line component such as three pins or a short-circuit piston in a microwave torch system is not needed to be operated by manual, the impedance of a microwave transmission line is automatically matched and adjusted, and the optimal efficiency of microwave coupling entering plasma is achieved.

The invention relates to the technical field of molecular biology, in particular to a codon-optimized peste des petits ruminants virus F gene nucleic acid vaccine. The codon optimization gene sequencegives consideration to the codon use preference of mammalian cells, and a sequence is shown as SEQ ID NO. 2. According to the peste des petits ruminants virus F gene nucleic acid vaccine, after signal peptide at the 5'end of an F gene is removed, the remaining sequence is optimized through codons, the 5 'end is connected with an encephalitis B virus signal peptide sequence, and finally the sequence is inserted into an eukaryotic expression vector. The nucleic acid vaccine effectively stimulates an immune system after immunizing a mouse, generates a neutralizing antibody and reflects good immunogenicity.

The invention discloses a construction method of a disease animal model and a fusion protein. The fusion protein comprises a DNA (Deoxyribose Nucleic Acid) binding structural domain of the Rad51, cytosine deaminase APOBEC3A and nuclease. The method comprises the following steps: introducing the fusion protein and sgRNA into animal cells, and carrying out gene editing on a target gene. The invention provides a novel platform for efficiently generating the disease animal model, and the manufacturing process of different animal models is greatly promoted.

The present invention addresses the problem of providing: an acid- and radical-generating agent which has high sensitivity to an active energy ray having a wavelength of about 300 to 450 nm, can exhibit both high acid-generating ability and high radical-generating ability, and has heat resistance; and a method for producing an acid and a radical. The present invention relates to: a compound represented by general formula (A); an acid- and radical-generating agent comprising the compound; and a method for producing an acid and a radical. (In the formula, n R1's independently represent an alkyl group which may have a specific functional group in the chain and may be substituted by a halogen atom, an alkoxy group which may be substituted by a halogen atom, an aryl or aryloxy group which may be substituted by a halogen atom, an alkyl group or a haloalkyl group, or an arylalkyl or arylalkyloxy group which may be substituted by a halogen atom, an alkyl group or a haloalkyl group; n R2's and n R3's independently represent a hydrogen atom, an alkyl group or an alkoxycarbonyl group; R4 to R7 independently represent a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an alkenyl group, an aryl group, an alkoxycarbonyl group, a dialkylamino group or a nitro group; Y represents an oxygen atom, a sulfur atom or a carbonyl group; n Z's independently represent a sulfonyl group or an alkoxyphosphoryl group; and n represents 1 or 2.)

The invention relates to the field of nucleic acid vaccines, in particular to a varicella-herpes zoster mRNA vaccine and a preparation method and application thereof. The mRNA for coding the varicella-zoster virus antigen provided by the invention contains a coding region for coding glycoprotein E of the varicella-zoster virus, and the mRNA can induce specific antibody response and CD4 + T cell response aiming at the glycoprotein E when being delivered into a body.

Organic light-emitting diode with a layer arrangement which comprises an electrode, a counter electrode and an organic layer sequence arranged between the electrode and the counter electrode, where the organic layer sequence is arranged on a metal substrate and one or several organic transport layers containing in each case an admixture for increasing the electric conductivity and which are formed with at least one of the features from the following group of features: charge carrier transporting and charge carrier injecting.

The invention relates to a micro-bubble spray head and washing equipment with the same The micro-bubble spray head comprises an integrated spray pipe and a micro-bubble bubbler fixed to the outlet end of the spray pipe; a diameter-reducing conical channel part is arranged in the spray pipe; at least one stage of diameter-reducing conical channel is formed in the diameter-reducing conical channel part in the water flow direction; a spraying hole is formed in the downstream end of the diameter-reducing conical channel part, and the spraying hole is configured to generate negative pressure in the integrated spraying pipe after water flow pressurized through at least one stage of diameter-reducing conical channel is sprayed out of the spraying hole; an air suction port is formed in the integrated spray pipe and is positioned close to the spraying hole, so that air is sucked into the integrated spray pipe through the air suction port by means of negative pressure and is mixed with the water flow to generate bubble water; and the micro-bubble bubbler comprises at least two stages of filter screens which are spaced by a preset distance along the water flow direction so as to change the bubble water into micro-bubble water. Although the micro-bubble spray head is simple in structure, the micro-bubble spray head has excellent micro-bubble generation performance.

The invention discloses a cerium dioxide chlorination device which comprises a reactor, a heating unit, a condensing unit, a gas and liquid separation unit, a gas absorption unit, a CC14 liquid collection unit and a gas supply unit. The cerium dioxide chlorination device disclosed by the invention has the beneficial effects that cerium dioxide can be chlorinated into cerium trichloride to absorb toxic products C12 and COC12, carbon tetrachloride is fully recycled, and the separation of the cerium trichloride as a reaction product from the carbon tetrachloride as a chlorinating agent can be realized after reaction completion; not only does no waste exist, and can the stoichiometric reaction be achieved basically, but also no waste can be produced.

The invention discloses a method for reducing error in polar altitude vacuum measurement of ESD (Electro Simulated Desorption) neutral particles, and belongs to the field of measurement. Devices adopted in the method include a vacuum valve, an ionization gauge, a vacuum chamber, a vacuum pump group and a quadrupole mass spectrograph, wherein the vacuum valve, the ionization gauge, the vacuum pump group and the quadrupole mass spectrograph are respectively connected with the vacuum chamber; the quadrupole mass spectrograph is capable of separating electron excitation desorption ions and gas-phase ions and an energy analyzer is installed between an ion source and a quadrupole rod; the vacuum valve is of a full metal structure; and the lower measurement limit of the ionization gauge is 10-10Pa magnitude. By utilizing the method, the problem that in the full-pressure measurement, the ionization gauge and the like can effectively separate ESD ions and gas phase ions but cannot discriminate ions generated from ESD neutral particles doped in the gas phase ions is solved; the error in polar altitude vacuum measurement is reduced; and the lower limit in accurate measurement is extended.

The invention discloses a preparation method of novel fermented golden flaxseed meal and particularly relates to the technical field of feeds. The method includes: 1) preparing a fermenting agent including 15% of lactobacillus acidophilus, 25% of bacillus natto, 15% of lactobacillus plantarum, 20% of enterococcus faecalis, 10% of EM bacteria, and 15% of saccharomycetes; 2) adding water to the fermenting agent and golden flaxseed meal for mixing fermentation under a sealed condition for 70-72 h, wherein the fermenting agent accounts for 0.5 mass% of the golden flaxseed meal. The preparation method is simple, is good in condition controllability, and is short in fermenting time, high in efficiency and low in cost. After fermentation, contents of small-molecular peptides, active probiotics and organic acids in the golden flaxseed meal are high. The fermented golden flaxseed meal is blended with complete pig feed for feeding pigs, thus increasing the content of alpha-linolenic acid and eicosapentaenoic acid (EPA). The product also can effectively increase intake of pigs and increase daily gain and can increase feed conversion ratio and improve the taste and quality of the pork.

The invention provides a recombinant S protein, a recombinant plasmid and a recombinant bacterium of a novel coronavirus and application of the recombinant S protein, the recombinant plasmid and the recombinant bacterium in preparation of an exosome drug or an exosome vaccine, and relates to the technical field of vaccines. According to the invention, the recombinant S protein comprises a subunit S1 and a subunit S2 of a spike protein S; the S1 protein and the S2 protein are connected through utilizing a linker to form the recombinant S protein; all the components are mutually coordinated and supplemented; and the recombinant S protein has good immunogenicity, safety and biological activity and can induce an organism to generate an effective antibody, so that the growth of the novel coronavirus is inhibited, and the infection of the novel coronavirus can be effectively prevented. According to the invention, the recombinant S protein is electrically transferred into an exosome by adopting an artificial exosome carrying form, so that the pharmacokinetic and pharmacodynamic characteristics of a carried therapeutic agent can be improved, thereby enhancing the therapeutic effect and meanwhile, reducing the adverse toxicity and side effects; and the recombinant S protein has wide cell adhesion molecules and is beneficial for penetrating a biological barrier.

Hydrogen can be efficiently generated with a small amount of electrolysis energy. Generate hydrogen by electrolysing liquid ammonia having electrolytes added thereto, and generate electricity by reacting the generated hydrogen with oxygen. As the electrolysis energy for the liquid ammonia is low, a large amount of hydrogen can be efficiently generated. The electrical energy obtained from the hydrogen generated by electrolysis is greater than the electrical energy needed for the electrolysis of the liquid ammonia. Therefore, a small electricity source can be converted to a large electrical power and used.

The invention belongs to the technical field of coffee processing, and in particular relates to momordica cochinchinensis coffee which comprises the following raw materials: a Brazil Santos Espresso liquid, momordica cochinchinensis concentrated juice, condensed milk, whole milk powder and spring water. A preparation process of the momordica cochinchinensis coffee comprises the following steps: (1) pretreating the raw materials; (2) preparing coffee; (3) preparing the momordica cochinchinensis concentrated juice; 4) mixing the raw materials; (5) sterilizing and canning. Due to improvement of a manufacturing process of the momordica cochinchinensis coffee, the bitterness of coffee can be greatly reduced, a great deal of sugar is not needed to adjust the taste, and the momordica cochinchinensis coffee can be relatively good in taste and relatively healthy to drink; moreover, the thick fragrance of the coffee is maintained, the flavor of fruit is added, and thus the coffee is relatively rich in taste. The momordica cochinchinensis juice added into the coffee is rich in beta-carotene, and beta-carotene is one of the best health raw materials for preventing computer radiation and protecting eyesight at present, so that the effects of nourishing eyes, protecting eyes and improving oxidation resistance can be effectively achieved if people frequently take the coffee provided by the invention.

The present invention relates to a composition for producing an extracellular matrix from a eukaryotic cell, the composition comprising a polypeptide or compound capable of specifically binding to a microtubule associated serine / threonine kinase family member 4 (MAST4) protein or a fragment thereof or a polynucleotide, polypeptide or compound capable of specifically binding to a nucleic acid coding for the MAST4 protein or a fragment thereof, and a composition for promoting cartilage regeneration, comprising the same composition.