326results about How to "No effect" patented technology

Disclosed are Bacillus thuringiensis strains comprising novel crystal proteins which exhibit insecticidal activity against lepidopteran insects. Also disclosed are novel B. thuringiensis genes and their encoded crystal proteins, as well as methods of making and using transgenic cells comprising the novel nucleic acid sequences of the invention.

The invention discloses a method for producing L-2-aminobutyric acid, and the method comprises the following step: catalyzing L-threonine utilized as a raw material through an enzyme catalysis system consisting of threonine deaminase, L-amino acid dehydrogenase and coenzyme regeneration systems, thus producing the L-2-aminobutyric acid. The method for producing theL-2-aminobutyric acid has the advantages that the raw material is low in price, the property is stable, and the production cost of the L-2-aminobutyric acid can be greatly lowered, the conversion rate and product concentricity are high, no influence caused by byproducts exists, and the method is suitable for industrialization application.

The invention discloses a quick roasting method of a fresh grosvenor momordica, which comprises the following steps: (1) classifying the ripe grosvenor momordica according to large, middle and small specifications and respectively placing into a special roasting tray used for a microwave oven; (2) placing the roasting tray filled with the grosvenor momordica into an intelligent microwave vacuum drying oven; and (3) determining the roasting time according to the weight of the grosvenor momordica and the power of the microwave oven and roasting, wherein the roasting temperature range is 20-40 DEG C, and the roasting time range is 30-150 minutes under the condition of vacuum degree less than -0.08MPa. In the method, the microwave technology for roasting is utilized, the roasting process is carried out at low temperature and constant temperature, the time consumption is short, the cost is low, and the fresh grosvenor momordica well keeps the bright yellow color and nutrition constituents and has good taste.

The invention discloses a delaying coking non-silicon defoaming agent with multiple active components and a preparation method thereof, and the defoaming agent is formed by compounding 30-50 parts by weight of polyether or modified polyether polymer, 25-35 parts by weight of high-carbon alcohol mixture, 10-15 parts by weight of high-carbon alcohol fatty acid ester or fatty acyl amide and 15-20 parts by weight of alkymer. The preparation method of the defoaming agent comprises the following steps: adding the polyether or the modified polyether polymer, the high-carbon alcohol mixture, the high-carbon alcohol fatty acid ester or the fatty acyl amide and the alkymer into a reaction kettle according to the proportion, stirring, slowly increasing the temperature to 50-100 DEG C, carrying out reaction for 1-2h, finally stopping stirring, cooling, filtering for removing solid impurities and finally preparing the delaying coking non-silicon defoaming agent. The defoaming agent can effectively suppress and eliminate the formation of bubbles in a delayed coking reaction tower, improve the treatment capacity of the reaction tower, prolong the coking time of coke and prevent clogging phenomenon.

The invention belongs to the technical field of environmental protection and discloses a microbial preparation for purifying breeding wastewater. A preparation method of the microbial preparation comprises the following steps: uniformly mixing mixed bacteria liquid, sawdust and diatomite according to a weight ratio of 1 to 1 to 1, drying at the low temperature of 4 DEG C, and controlling the water content to be 8%-10% after drying. The invention further discloses a use method of the microbial preparation. According to the microbial preparation, strains are reasonably mixed, are symbiotic and coordinative, and are not mutually antagonistic; the preparation method is simple and feasible, the operation is simple and convenient, and the industrialized production is facilitated.

The invention relates to the field of crop planting, and particularly to a method for planting potatoes, which comprises the following steps: preparing land, fertilizing, and ditching; putting the potato seedlings into ditches, ridging, covering soil, covering parts on ridges, where the potato seedlings are planted, with colorless and transparent film, and covering two sides of the colorless and transparent film with black film; conducting field management, and harvesting potatoes. The method adopts the colorless and transparent film and the black film, which are in a matched manner, to plant the potatoes, the colorless and transparent film has good light transmittance and increases temperature quickly at the early stage, so the potatoes can root early; the black film has low visible light transmittance and can restrain weeds from growing, and the weeding rate can reach about 90 percent; during the middle and later periods of growth, the root systems enter below the black film, high temperature below the film, caused by strong sunlight, is prevented, and the premature senility of the root systems is avoided; the method can create a good environment for potato tuber growth in the period of tuberization, and has a ground temperature adjusting function that other film does not have; not only is the labor intensity of weeding reduced, but also the yield is increased by a large margin.

The utility model relates to a bullet shooting counting device, belonging to a bullet shooting counter, which comprises a single-chip microcomputer, a testing circuit of a magnetic field sensor, a power supply circuit, a keyboard circuit, a liquid crystal display circuit, a clock circuit, a communication circuit, a reset circuit, and a storage circuit. Compared with the prior art, the utility model has advantages of high reliability, precise countering, no affection on the normal shooting, and strong anti-interference performance. The utility model can be used to calculate the bullet speed in the bore of a gun, analyze the dynamical property of the bullet in the bore of a gun, and judge the technical feature of the guns, enabling the maintenance and the updating of multi counter system information with long time for continuous use.

The invention discloses an aperture measuring method based on non-contacting type sensor combination, is suitable for measuring the size of the inner diameter of a workpiece, and relates to the geometric sense measuring field. The method comprises the following steps: first, installing a main shaft of a double-sensor measuring head on a mechanism with the horizontal moving function so as to form a complete set of measuring system which is arranged in a workpiece to be measured; at measuring time, measuring optical axes of two sensors on the double-sensor measuring head being enabled to be on the same straight line; the double-sensor measuring head first rotating on a ZOY face, and then horizontally moving on an XOY face, finally the diameter of an inner hole of the workpiece to be measured is obtained; or, the double-sensor measuring head sequentially rotates on the ZOY face and the XOY face to obtain the diameter of the inner hole of the workpiece to be measured. When the method is used for measuring the diameter of the inner hole of the workpiece to be measured, only two procedures need operating theoretically, so that measuring efficiency is greatly improved, and a large number of measuring labor hours are saved. Moreover, the non-contacting measuring head is arranged on a lathe, a motion execution mechanism of the lathe is used for enabling the measuring head to rotate or move horizontally, so that on-machine accurate measuring can be achieved.

The invention relates to a method for quantitatively detecting the content of each component in a mixture of polyester fiber and polypropylene fiber. The detection method comprises the following steps of: (1) putting a test sample with known dry weight which is pretreated by using a standard method into concentrated sulfuric acid in the mass volume ratio of 1g:(100-110ml), and stirring; (2) dissolving the polyester fiber in the mixture, performing sulfuric acid solution treatment, distilled water washing, diluted ammonia water neutralization and distilled water washing and treatment on the residual polypropylene fiber, filtering polypropylene into a glass sand core crucible, drying, weighing, and combining with a modified coefficient to obtain the percentage content of the polypropylene fiber; and (3) subtracting to obtain the content of the polyester fiber. The method has the advantages of accurate test data, nontoxicity of a used reagent to human bodies, no pollution on environment, safety and reliability.

The invention discloses a polymer emulsion interface agent for base layer coating treatment and a preparation method thereof. The polymer emulsion interface agent for base layer coating treatment comprises a component A and a component B. In use, the component A and the component B are mixed according to a weight ratio of 1: 1. The mixture of the component A and the component B is white paint. The component A comprises 0.1 to 0.5% of hydroxyethylcellulose, 0.2 to 0.9% of a dispersing wetting agent, 12 to 19% of quartz powder, 48 to 65% of styrene-acrylic acid ester polymer emulsion, 0.05 to 0.35% of an antiseptic, 0.01 to 0.2% of a mildew inhibitor, 0.05 to 0.25% of a multifunctional auxiliary agent, 0.05 to 0.55% of a thickening agent, 0.1 to 0.5% of an antifoaming agent, 0.2 to 0.7% of a film forming auxiliary agent and 18 to 35% of water. The component B comprises 20 to 38% of wollastonite powder, 15 to 35% of quartz powder and 38 to 55% of quartz sand. Through combining the component A and the component B according to a ratio, the polymer emulsion interface agent for base layer coating treatment has the characteristics of good cohesion and adhesion, high bonding intensity, good closeness, rough surface layer and good adhesiveness with putty.

The invention discloses a method for producing industrial grade monoammonium phosphate through combination of wet process phosphoric acid and high-purity phosphoric acid. The method comprises the steps of performing neutralization reaction for two times on filtrate and ammonia gas or ammonia water to obtain ammonium phosphate slurry, wherein the filtrate is obtained by performing desulfurization reaction on phosphate rock powder and wet process phosphoric acid; performing concentration, crystallization and drying by using filtrate which is obtained by adjusting the pH value with high-purity phosphoric acid to obtain an industrial grade monoammonium phosphate product; removing most of impurity ions when the pH value is neutralized to 4.0-5.0 by the first neutralization reaction, then performing the second neutralization reaction to remove impurities in the wet process phosphoric acid, finely adjusting the pH value to 3.9-4.4 by using the high-purity phosphoric acid, and performing concentration and crystallization to obtain the industrial grade monoammonium phosphate. The method disclosed by the invention reduces the production cost and energy consumption and is environment-friendly and pollution-free; the obtained product is stable in quality, the process flow is short, the device construction investment is saved, the needed operators are less, the energy consumption is reduced, the pollution is reduced, and the quality of monoammonium phosphate is ensured through effective impurity removal, so that the method has a very good economic benefit.

The invention discloses a method for refining camellia oil by adopting short-path distillation, comprising two-stage distillation. During first-stage distillation, firstly the crude camellia oil is directly poured into a buffer tank, then the crude camellia oil is introduced into a first-stage film evaporator through a pump to undergo primary dehydration and degasification under the conditions of temperature between 60 DEG C and 120 DEG C and pressure between minus 0.8MPa and minus 0.95MPa. During second-stage distillation, the camellia oil after undergoing dehydration and degasification is introduced into a second-stage short-path distillator through a pump to undergo deacidification under the conditions of temperature controlled between 100 DEG C and 180 DEG C and pressure between 100Pa and 0.1Pa, thus obtaining oleic acid with high acid value and camellia oil with low acid value. The process with high pollution of wastewater drained after soda soap washing and water washing in the chemical processes of alkali refining and neutralizing does not exist during processing the camellia oil. The flow is simple, the oleic acid with high value and the camellia oil with low acid value are separated by distillation, the separation process is a physical process, and the camellia oil is free of loss, thus having very high yield.

The invention discloses a compound Chinese herbal preparation for treating bacterial ulcerate disease of apostichopus japonicus selenka; the components of the Chinese herbal preparation comprise the following weight ratios: 80-90% of dark plum and 10-20% of Chinese gall. After the decocting of the components by water, the preparation obtained is used for medicated bath of apostichopus japonicus selenka or sprinkled in a whole pool and has reasonable composition formula. The compound Chinese herbal preparation has the following advantages that the raw materials are prepared based on the formula for Chinese medicinal herbs, which strengthens the efficacy of components; the preparation has no toxicity for the apostichopus japonicus selenka and no influence on the normal life of the apostichopus japonicus selenka, has quite obvious effect on killing pathogens in apostichopus japonicusand selenka and can repair ulcerate tissues thoroughly; the compound Chinese herbal preparation is degradable under the natural conditions, which has no toxic and side effect and no residue in the apostichopus japonicus selenka; the compound Chinese herbal preparation has less recruitment, convenient use, simple composition, stable raw material source, cheap price and simple production process.

The invention discloses an asphalt mixture core sample surface image acquirer which comprises a mechanical supporting subsystem, an image acquisition subsystem and an image processing subsystem that are connected as follows: all hardware of the image acquirer are arranged inside a box body of the mechanical supporting subsystem. The image acquirer is characterized in that a mechanical technology,an electric technology and a software technology are comprehensively utilized, a vertical rotating platform and a linear array CCD (Charge Coupled Device) are adopted, a core sample continuously rotates for 360 DEG and a CCD camera continuously acquire images, thus curved surface deformation and splicing difficulty of the traditional core sample surface image acquisition are overcome, and the images are shot by adopting a coder trigger linear array camera, so that integrity of image acquisition is ensured and the core sample is not damaged. According to the analysis result of digital image processing software, the asphalt mixture core sample surface image acquirer is used for guiding asphalt road surface construction, and has remarkable economic benefit and better application prospect.

The invention discloses a movable floating breakwater with an oscillation water column type wave energy conversion device, and belongs to the field of ocean energy utilization. The movable floating breakwater consists of multiple floating breakwater modules; and the modules are elastically connected to realize independent movement and of each module and power generation, and can form a floating breakwater power generation pasture. Single floating breakwater module comprises a square box, a power generation device, a connecting device and a mooring system. The multiple modules are elastically connected through connecting devices. The movement of a floating body is caused by a wave motion to cause movement of a fluid in a power generation cabin, so that the air pressure at the upper part ofthe cabin is continuously changed; the air pressures on the two sides of a turbine are different to form reciprocating air currents; kinetic energy of gas is converted to mechanical energy through anair turbine; and the mechanical energy is converted to electric energy through a generator. The floating breakwater and a wave energy power generation device are fused to realize covering of offshoreocean structures and to generate the electric energy to achieve the advantages of capability of moving and repeating, no limitation from the water depth and the geology and the like; and the movable floating breakwater is simple in structure, easy to produce and maintain, free of pollution to the marine environment and broad in application prospect.

The invention provides a dissolving-out process for a large-sized pipeline remaining tank of diasporite bauxite ore. Processed raw materials include gibbsite and boehmite mixed bauxite ore or the diasporite bauxite ore. The dissolving-out process includes the following steps: pre-desiliconized ore pulp is mixed with circulating mother liquor at an outlet of a desiliconizing discharging groove, is preheated by a sleeve preheater, is heated to the dissolving-out temperature by a sleeve heater, and then enters a heat-preservation remaining tank for remaining; finally, flash evaporation and separation are carried out on the ore pulp by a flash evaporator. The method in the invention realizes maximization of equipment, has strong capability of processing the ore pulp, and breaks through the capability limit of a pressing and stewing dissolving-out process to process the ore pulp; moreover, energy is saved, and the heat utilizing rate is high. The multi-inner-pipe sleeve preheater and the heater are adopted to preheat and heat the bauxite ore pulp; within the operating temperature range of the process, the heat transfer coefficient can be up to 900 to 1,200 Kcal/m2.h. DEG C. Compared with the traditional dissolving-out process, the dissolving-out process in the invention can save more than 30% of the energy in a comprehensive manner.

The invention discloses a leaking stoppage reinforcing agent which comprises the following components in parts by weight: 2-8 parts of urea resin, 1-5 parts of phenolic resin, 8-15 parts of slag, 1-5 parts of calcium sulfate, 5-8 parts of aluminum oxide, 3-6 parts of calcium chloride, 10-20 parts of calcium carbonate, 10-20 parts of silicon oxide, 0.1-0.4 part of polyanionic cellulose PAC-LV and 0.1-0.4 part of sodium carboxymethylcellulose CMC-LV. The leaking stoppage reinforcing agent is prepared by the steps of sequentially adding the components in parts by weight into a reaction kettle according to a conventional preparation method at 30-50 DEG C under normal pressure, stirring and mixing for 6-8 hours, subsequently adding the components into a kneading machine, uniformly mixing and stirring, drying, and crushing into a powder product with the particle size of 0.01-0.5mm. The leaking stoppage reinforcing agent has a remarkable leaking stoppage and reinforcing effect, is temperature resisting, good in stability and coagulability, high in structural stoppage capability and good in compatibility, can be thickened without solidification, is controllable in reinforcing time, wide in application range, safe in construction and free of toxicity or pollution, can be widely applied to petroleum and geological drilling process, and is particularly applicable to leaking stoppage construction in large cracks, large karst caves, underground rivers, severe deficit earth layers and crushed earth layers.

The invention discloses an inorganic waterproof anti-aging external wall coating and a preparation method thereof. The inorganic waterproof anti-aging external wall coating is prepared from, by weight, 55-60 parts of silica solution, 8-12 parts of sepiolite, 6-10 parts of aluminium hydroxide, 6-10 parts of pigment, 8-18 parts of filler and 0.5-1 part of thickening agent. The preparation method includes the steps of adding sepiolite, aluminium hydroxide and calcium powder to a silica solution to be soaked for 2 h and then dispersed for 10 min at the rotating speed of 6000 r/min, adding other filler to be soaked for 1h and dispersed for 20 min at the rotating speed of 3000 r/min till the fineness is smaller than 50 microns, reducing the rotating speed to 800 r/min, adding thickening agent to be evenly dispersed, and obtaining the target product. The coating has excellent waterproof performance and aging resistance, does not contain any organic components, and is free of toxin and environmentally friendly; the preparation method is easy to operate, low in device requirement and suitable for industrial large-scale production.

The invention provides a method for cleaning floor heating pipes. The method is characterized by comprising the following steps of: firstly flushing, removing loams in the pipes, then soaking the pipes by cleaning fluid, dissolving rust and scale in the pipe, and finally Secondarily flushing the pipe. Through the method, the cleaning is safe and convenient, the cleaning time is short, the cleaning effect is excellent, the cleaning cost is low, the excellent radiation function of the pipe after cleaning can be kept, the service life of the floor heating pipe can be prolonged, no harm to human body is generated in the cleaning process, the equipment is not corroded, and the environment is not affected.

An encapsulation product having excellent properties, e.g., no limitation on core substances. The encapsulation product comprises a wall material comprising a polymer as a major component and a core substance encapsulated therein, wherein the polymer is in contact with the core substance through an ionic surfactant (a) and comprises (1) structural repeating units derived from an ionic polymerizable surfactant (B) and/or an ionic monomer and (2) structural repeating units derived from an ionic polymerizable surfactant (C) having a charge which is the same as or opposite to that of the ionic surfactant (a). Alternatively, the encapsulation product comprises a wall material comprising a polymer as a major component and a core substance encapsulated therein, wherein the polymer comprises structural repeating units of a hydrophobic monomer and is present between (1) an ionic surfactant (b) and (2) an ionic surfactant (c).