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166results about How to "Simple operation technique" patented technology

Dental complex color machinable zirconia ceramics and preparation method

A dental multi-color machinable zirconia ceramic and its preparation method. The zirconia ceramic has the characteristics of translucence and color gradient, and contains more than five porcelain layers with the same hue and different saturation. The lightness gradually decreases from the top of the ceramic to the bottom layer, and the saturation The density gradually increases, and the color transitions naturally with a sense of hierarchy; the pre-sintered porous ceramic body of the zirconia ceramic is easy to cut and shape, and can be used to make personalized and beautiful dental zirconia all-ceramic restorations through the CAD / CAM system, which is conducive to preserving the abutment teeth. Improve the repair success rate. The preparation method of the dental complex color machinable zirconia ceramic is simple, effective and easy to popularize.
Owner:PEKING UNIV SCHOOL OF STOMATOLOGY +1

Deodorant nitrogen-conserving conditioner of livestock manure compost and using method

The invention relates to a deodorant nitrogen-conserving conditioner. The using method comprises the following steps: evenly mixing pig manure and crushed straw or other crop straw in a ratio of 2-8:1, wherein the moisture content is between 60 and 65 percent; carrying out simple high-temperature composting by adding 25 to 40kg deodorant nitrogen-conserving conditioner in each 1,000kg compost rawmaterial; and adopting a pile-turning or a forced ventilation mode, wherein the temperature is not more than 70 DEG C during high-temperature composting. The deodorant nitrogen-conserving conditionercomprises 15 to 20kg calcium chloride, 10 to 15kg calcium superphosphate and 3 to 8kg zeolite. The compost becomes thoroughly decomposed after 30-day composting. The deodorant nitrogen-conserving conditioner is characterized in that: the conditioner can reduce odorous substances in the pig manure compost and ammonia volatilization and eliminates odour more than 10 days earlier; moreover, the conditioner increases the content of nitrogen nutrients in a compost product by over 20 percent and reduces nitrogen loss by over 70 percent in the composting process; and at the same time, the conditioner has the advantage of simple and easy operation and is suitable to be used in organic fertilizer factories and vast rural areas.
Owner:HUNAN AGRICULTURAL UNIV

Method for composting and returning crop straws to field

The invention provides a method for composting and returning crop straws to a field. The method comprises the following steps: digging a pit in suitable size at a corner of the field; stacking the straws in the pit in a layering way and treading down the straws; spreading a right amount of straw ageing agents and urea in each layer; after finishing stacking the straws, uniformly covering the top of the stack with the soil dug from the pit; after composting for several months, digging out the rotten straws from the pit and returning the straws to the field after harvesting crops in next season; and uniformly spreading the rotten straws in the field and using the rotten straws as base fertilizers, wherein organic matters got after the straws are rotten become clean green fertilizers. Under the condition of using the fertilizers, the hardened land becomes soft and loose, the fertilizer cost of peasants for farming is saved, and the environmental pollution problem caused by burning the straws is relieved.
Owner:FEIDONG AGRI TECH COMPREHENSIVE SERVICE CENT

Processing method and device for forming aspheric surface part by numerical control tangent line turning method

InactiveCN101376229ARequirements to ensure surface accuracyEasy to ensure surface accuracy requirementsLensNumerical controlSurface roughness
The invention provides a non-spherical surface element shaping and processing method by using a numerical control tangent revolution method and a device thereof, and relates to an optical element processing technique. The processing method and the device can always conduct the tangent point processing for the meridional profile curve of any designed and given axisymmetrical non-spherical surface (including higher order and quadric spherical surface) and spherical surface element, so as to obtain a theoretical continuous smooth high precision surface without corrugation. The tangent point processing of the non-spherical surface is realized through the rotation of a workpiece and an abrasive wheel, and the numerical control linkage of an oscillating shaft, a workpiece shat and an abrasive axle. The tangent point processing of the spherical surface is realized through the rotation of the workpiece and the abrasive wheel, the oscillation of the oscillating shaft and the fixation of the abrasive axle at a certain distance. The processing technique has the advantages of good commonality, high precision and processing efficiency, easily ensured surface roughness and surface texture, low processing cost and the like.
Owner:CHANGCHUN UNIV OF SCI & TECH +2

Food and substrate of cordyceps militatris, and preparing method

A cordyceps matrix for food is prepared from the high-grade rice, potato and carrot through boiling, high-pressure sterilizing, loading in bottle, preparing nutritive liquid, mixing it with the cordyceps strain liquid, inoculating in into said bottle, and fermenting culture. A cordyceps food is prepared from said cordyceps matrix, cooked rice flour, milk plant ol, cane sugar and additive.
Owner:薛丽贞

Underground ignition technology of combustion drive oil layer by injecting steam

ActiveCN101864938AAchieve high temperature and strong oxidation effectAchieve the purpose of ignitionFluid removalSteam pressureOil field
The invention relates to underground ignition technology of a combustion drive oil layer by injecting steam. Above 3000 meters oil layer, under a strong oxidation effect of the crude oil in the oil layer, the crude oil, namely carbohydrate, and the O2 at a high temperature generate CO2 plus H2O plus heat, thereby reaching the effect of displacement of reservoir oil. The injected steam is used for heating the oil layer so that the oil layer directly reaches the combustible temperature of oil with the help of the heat of the steam and air is directly injected, thus the high and strong oxidation effect that is combustion is generated. The carbon dioxide recombined with multiple drive oil layers is sent out. The thickness is less than 2 meters. A well section is arranged near the bottom of the oil layer. In addition the injection steam has the standard that a steam quantity is not less than 300cm<3>, the injection steam dryness is more than 5%, the injection steam temperature is more than 350 DEG C, and the injection steam pressure is between 2 and 20 MPa. The technology dispenses with physical simulation before ignition, manufactures the underground electric heater, shortens the ignition time and is high in success rate.
Owner:中嵘能源科技集团有限公司

Aging method and device for mineralizing green wine with glaze

The invention discloses an aging method and a device for mineralizing green wine with glaze. Green wine which needs to undergo aging is stored when being contacted with glaze particles. The glaze particles are micropores contained by a traditional container made from glaze. The glaze particles are rich in metal ions for promoting aging of wine liquid, wherein metal ions mainly contain iron, manganese, copper, chromium and cadmium ions. During storage of green wine, low-boiling-point micromolecules and other foreign flavor can be adsorbed. The trace amount of metal ions contained by the glaze can accelerate reactions, such as an esterification reaction. Thus, aging of the wine is promoted. Contact area of the wine liquid and the glaze particles is increased to the maximum. The method and the device are economical and practical. In addition, investment is low, and equipment and energy are not required.
Owner:郭波

Micro-propagation method for white birch with purple leaf

The present invention relates to a micropropagation method of purple-leaf birch, and relates to a micropropagation method. The invention settles the problems of long breeding cycle, long propagation efficiency, high cost and low survival rate. The method of the invention comprises the following steps: 1. sterilizing the explant; 2. cutting the explant to stem segment, and then executing induction cultivation for obtaining micro-branch; 3. cutting the micro-branch to stem segment and proliferating in the culture medium; and 4. executing invigoration culture to the proliferated micro-branch, sticking into a rooting substrate for executing rooting culture for finishing the micropropagation of purple-leaf birch. The micropropagation method of purple-leaf birch of the invention has the advantages of short propagation period, high efficiency and excellent genetic stability. The propagation efficiency is that the purple-leaf birch propagates for 30-40 times every 30-40 days. The method of the invention also has the advantages of simple operating technique, labor saving, time saving and low cost. The cost is saved by 30%-50% compared with the prior art. Furthermore the rooting rate and survival rate of seedling propagation equally can obtain 100%.
Owner:NORTHEAST FORESTRY UNIVERSITY +2

Method for extracting high pure glabridin from glycyrrhiza glabra

The invention discloses a method for extracting high pure glabridin from glycyrrhiza glabra. The method comprises the following steps of (1) adding a mixed solution in dry powder of glycyrrhiza glabra; extracting for 10-30 min under ultrasonic frequency of 30-80 Hz and ultrasonic power of 80-200 W at a temperature of 10-50 DEG C, wherein the mixed solution is prepared by ethyl acetate, acetone and absolute ethyl alcohol; (2) suction filtering, The method is simple in operational technology, short in process flow and low in cost. The mixed solution of ethyl acetate, acetone and absolute ethyl alcohol is used as an extraction solution, and a mixed resin is used for extraction and purification, so that the purity of the obtained glabridin is high.
Owner:天津尚美化妆品有限公司

Construction method of agrobacterium tumefaciens-mediated transgenic plants

ActiveCN109679993AOmit the redifferentiation stepOvercoming the long cycle of genetic transformation and other problemsHorticulture methodsPlant tissue cultureStem lengthPlant genetic engineering
The invention provides a construction method of agrobacterium rhizogenes-mediated transgenic plants, and relates to the technical field of plant genetic engineering. The method comprises the steps offirstly, constructing agrobacterium rhizogenes with a target gene, enabling sterile seedlings of plants to take roots and then planting; when the stem lengths of the planted sterile seedling are morethan 3cm from the roots, injecting the bacterial liquid of the agrobacterium rhizogenes with the target gene into the stems of the sterile seedlings of the plants; after the transgenic hairy roots ofthe plants grow out at the injected parts of the stems, culturing until the lengths of the transgenic hairy roots are greater than 3cm and the number of roots is increased to 10, removing the non-hairy roots and extending the hairy roots into the soil to obtain the transgenic plants with the hairy roots. Compared with the conventional plant transgenic system, the method provided by the invention can omit the plant re-differentiation step of callus cells and overcome the problems of long period and the like which are caused by using the callus cells for genetic transformation. The method provided by the invention requires simple equipment and easy in mastering of operation technology, thus having a broad development and application prospects.
Owner:BEIJING FORESTRY UNIVERSITY

Method for producing mung bean sprouts in bags

The invention discloses a method for producing mung bean sprouts in bags and belongs to the technical field of bean sprout production. The method comprises the operating steps of scalding seeds, soaking the seeds, bagging the seeds, tying openings, hanging the bags, sprinkling water three times a day, tying the openings and hanging the bags until the bean sprouts are produced. The method for producing the mung bean sprouts is low in cost and simple and easy to operate, products are safe and environmentally friendly, and the method can be popularized to the public easily.
Owner:崔广荣

Numerical control aspherical processing method adopting tangent method and machine tool

The invention relates to a numerical control aspherical processing method adopting a tangent method and a machine tool. The method is as follows: any of axisymmetric high-order aspheric surface and quadratic aspheric surface and spherical surface which are given for design is processed by the tangent method to obtain a smooth and continuous high precision surface without waviness in theory. The processing principle in the invention is that the point M of a wheel spindle coincides with the rotation axis, namely z-axis, a workpiece is driven by a workpiece shaft to rotate, a grinding wheel rotates on the wheel spindle, and the wheel spindle adopts the point M as the datum point to rotate around the z-axis and moves along the X-axis and the Y-axis. The three-axis motion of the wheel spindle utilizes the numerical control method of the speed interpolation principle to realize high precision three-axis linkage. The processing technology in the invention has the advantages that the universality is good, the surface shape precision, the surface roughness and the surface quality are easy to ensure, the processing efficiency is high, the processing cost is low and the like.
Owner:CHANGCHUN UNIV OF SCI & TECH +2

Method for comprehensively extracting fucoxanthin and fucoidan from sargassum

The invention discloses a method for comprehensively extracting fucoxanthin and fucoidan from sargassum. The method for comprehensively extracting fucoxanthin and fucoidan from the sargassum is characterized by comprising the following steps: unfreezing fresh sargassum or frozen sargassum at room temperature, washing with clear water, and controlling moisture content of the sargassum to be 50-90%; adding the sargassum into ethanol water, shaking up, wrapping a conical flask with tinfoil, putting the conical flask into a shaking table, extracting for 1-8 hours at normal temperature, and filtering to obtain filtrate; carrying out vacuum concentration on the filtrate until a large amount of black substance is separated out, and continuously carrying out vacuum concentration until red solid, namely high-purity fucoxanthin, is separated out; putting filter residue into a Soxhlet extractor, refluxing with ethanol water, extracting for 1-5 hours at the temperature of 60-90 DEG C, soaking and extracting the extracted solid matter in water for 3-8 hours at the temperature of 60-90 DEG C, filtering, centrifuging, taking supernate, carrying out vacuum concentration, adding ethanol, uniformly mixing, filtering, taking filter residue, washing with ethanol, and drying, so that the fucoidan is obtained. The method for comprehensively extracting the fucoxanthin and fucoidan from the sargassum has the advantages that raw material utilization rate is high, the extraction efficiency is high, and the method is simple and feasible.
Owner:NINGBO UNIV

Vibrated type disposing machine and the mechanization disposing and processing method

The invention relates to a cylinder container used in hair machine, a relative vibration type hair machine and a relative method for using the hair machine to mechanical hair. The inventive vibration type hair machine comprises a support, a swing rod, a vibration source and a syringe container, wherein one end of the swing rod is hinged or fixed with one end of the support, while another end is mounted with a syringe container, and another end of the support is mounted with a vibration source for swinging the swing rod up and down, the syringe container can be directly connected on the vibration source, the syringe container is formed by an outer cylinder and a needle plate, the needle plate is formed by a bottom plate and a plurality of needles distantly arranged on the bottom plate, the needles are sheathed in the chamber of outer cylinder. And the mechanical hair method comprises that initially finishing hair, mechanically hair, finishing hair and checking, while it can realize mechanical operation, improve 95% of flatness at the end of the hair, with high efficiency, reduced labor strength and improved economic benefit.
Owner:白振杰

Flue-cured tobacco float breeding matrix and preparation method thereof

The invention discloses a flue-cured tobacco float breeding matrix and a preparation method of the flue-cured tobacco float breeding matrix. The matrix comprises main components of fermented rice husks or / and dried corn straws and broomcorn straws and a certain amount of high temperature disinfected mellow soil or deshydratees and puffed pearl. The preparation method mainly comprises the following steps of: performing biomass fermentation, configuring the matrix according to components and performing steam sterilization. The flue-cured tobacco float breeding matrix has the advantages that the fermentation rice husks, the corn straws and the broomcorn straws in the matrix are used as the main components and are waste produced by processing the conventional crops; the substances are easily available and are low in production cost; moreover, the fermented rice husks, the dried corn straws and the broomcorn straws contain rich organic substances; and a demand of tobacco seedlings for nutritious components during growth process can be well met.
Owner:INST OF TOBACCO ANHUI ACADEMY OF AGRI SCI

Foamed plastic sheet material prepared from waste and old polypropylene and rubber, and preparation method thereof

The invention relates to a foamed plastic sheet material prepared from waste and old polypropylene and rubber, and preparation method thereof. Ingredients of the foamed plastic sheet material comprise 80-100 parts of waste and old polypropylene film, 15-40 parts of modifier, 4-10 parts of foaming agent, 0.5-1.5 parts of cross-linking agent, 40-110 parts of filler and 0.5-1 part of crosslinking auxiliary agent. The preparation method comprises steps of: adding waste and old polypropylene, a modifier and a filler in a mixing roll according to measurement, plasticating and adding a foaming agent for mixing; then adding a cross-linking agent and a crosslinking auxiliary agent, mixing and crosslinking for moulding; and putting a mixture into an extruder for extrusion, and foaming and fixing in a hot pressing moulding machine. The foamed plastic sheet material of the invention employs the waste and old polypropylene as a base-material, and is modified by the waste and old rubber powder and moulded through a crosslinking foaming, so as to prepare an ideal foam sheet material whose physical and mechanical property is near to that of a product made from a fresh material. In addition, the method has advantages of easily available raw materials, simple operation, no 'three wastes (waste gas, waste water and industrial residue)' discharge, etc., and has substantial economic benefits.
Owner:CHANGSHU JIANGSHUN PLASTIC PROD

Method for preparing rigid macromolecule medium in two kinds of hole types through dual emulsification

The invention discloses a method for preparing rigid high-molecular medium with two kinds of pore forms by utilizing double emulsification, and said method includes the steps of selection of polymer monomer solution and pore-forming agent, formation of emulsion, polymerization reaction and washing, and it is characterized by that the monomer methyl glycidyl arylate, photoinitiator benzoin ethyl ether, emulsifier Span 80 and crosslinking agent ethylene dimethacrylate are formed into uniform mixed solution, the glycerine aqueous solution pore-forming agent is dispersed in mixed solution and formed into the emulsion liquor, said emulsion liquor can be formed into secondary emulsification in Tween 80 aqueou solution. The whole system can be undergone the process of UV photoinitiation suspension polymerization reaction under the condition of a certain rotating speed, after reaction the system is repeatedly washed by using water absolute ethyl alcohol so as to obtain the chromatographic separation medium with two pore form structures of super-large pore and diffusion pore.
Owner:TIANJIN UNIV

Bionic compound management method of ampelopsis grossedentata, woody oil-bearing crops and mountain rice

ActiveCN106900461APromote mutually beneficial growthIncrease profitCultivating equipmentsRice cultivationMountain-riceCompound management
The invention discloses a bionic compound management method of ampelopsis grossedentata, woody oil-bearing crops and mountain rice. The bionic compound management method comprises the following steps: directly cutting and cultivating the ampelopsis grossedentata at an inner side of a foundation horizontal cultivation zone planted with the woody oil-bearing crops in a high-ridge film laminating manner, wherein the ampelopsis grossedentata grows along a slope in a clinging manner; when cutting the ampelopsis grossedentata to realize forestation, intercropping lespedeza cunecta at the outer edge of the horizontal cultivation zone; dibbling mountain rice seeds at a part which is 5cm to 50cm far away from crown width edges of the woody oil-bearing crops, wherein a cultivation line spacing between the mountain rice, which is the closest to the lespedeza cunecta, and the lespedeza cunecta is 10cm to 20cm, and a cultivation line spacing between the mountain rice, which is the closest to the ampelopsis grossedentata, and the ampelopsis grossedentata is 25cm to 30cm. According to the method disclosed by the invention, all crops are reasonably distributed, and the lespedeza cunecta is inclined for a certain angle in a light facing manner by adopting the specific spacing, and proper top shielding is manufactured for the ampelopsis grossedentata at the inner side of the horizontal cultivation zone of the lower side; the bionic compound management method is a planting method which is suitable for mutual promotion and symbiosis of the woody oil-bearing crops, the mountain ice and the ampelopsis grossedentata, can obtain incomes from a forest land in advance and enables crop seedlings in the forest land to grow better.
Owner:ZHEJIANG FORESTRY ACAD

Self-pressurized high-speed abrasive particle flow hole internal surface polishing device

The invention provides a self-pressurized high-speed abrasive particle flow hole internal surface polishing device. The self-pressurized high-speed abrasive particle flow hole internal surface polishing device comprises two groups of fluid pressurized accelerating mechanisms and clamps which are symmetrically arranged at the left and right ends of a machined workpiece; the fluid pressurized accelerating mechanism comprises a fluid pressurized accelerating cavity, a piston cylinder, a piston, a piston rod and a driving unit; one end of the fluid pressurized accelerating cavity clamps the workpiece by the clamp and is communicated with a workpiece hole, and the other end of the fluid pressurized accelerating cavity is communicated with the piston cylinder; the piston is connected to the interior of the piston cylinder in a matching manner and is connected to the driving unit by the piston rod; and the driving unit can drive the piston to move back and forth in the piston cylinder. The self-pressurized high-speed abrasive particle flow hole internal surface polishing device can solve the problem of difficulty in polishing irregular profiled holes, threaded holes, rifling holes, tiny holes, group tiny holes and the like and has the advantages of high precision, high machining efficiency, small damage and low cost.
Owner:GUANGDONG UNIV OF TECH

Paris polyphylla seedling raising method capable of enhancing planting percent

InactiveCN106034705ASolve the problem of low seedling rateSeedling rate shortenedPlant cultivationCultivating equipmentsDiseasePlant disease
The invention discloses a Paris polyphylla seedling raising method capable of enhancing planting percent. The method comprises the steps of seed pretreatment, soil preparation, management and outplanting. The method particularly comprises the following steps: selecting a nursery land, plowing, and solarizing; in a sunny day, making boxes, spreading a bactericide and a pesticide, carrying out spot seeding, line seeding or broadcast sowing, covering humus soil and a moisturizing layer, and watering thoroughly and deeply; after the Paris polyphylla leaves are flat, spraying a foliage fertilizer, and covering humus soil; spraying the bactericide once a month to prevent the seedling diseases; and after the emergence of seedlings, carrying out nursery cultivation for 11-13 month, outplanting and carrying out permanent planting in the field. The method basically solves the problem of low planting percent of the Paris polyphylla, can greatly shorten the seed and seedling outplanting time of the Paris polyphylla, and achieves the goals of stable technique and high planting percent. The method has the advantages of simple operative technique and high rate of emergence; and the rate of emergence is up to 95% or above which is higher than that of the traditional technique by 10-15%. The planting percent is 80% or above which is higher than that of the traditional technique by 15-20%. The method shortens the seed and seedling outplanting period of Paris polyphylla by more than 1 year.
Owner:XISHUANGBANNA TROPICAL BOTANICAL GARDEN CHINESE ACAD OF SCI +1

Seedling-raising light medium prepared from cattle manure and edible fungus residues used as raw materials

The invention relates to a seedling-raising light medium. The seedling-raising light medium is prepared by fermenting 50-60 parts of cattle manure and 40-50 parts of edible fungus residue through 1-2 parts of fermentation inoculum. The light medium is favorable in particle size composition, is excellent in porosity, is free of live pathogenic bacteria, ova and harmful substances, is favorable in nutrition, and achieves a good seedling raising effect when being used for peonies. Compared with traditional soil-based seedling raising, the light medium provided by the invention realizes earlier and fuller emergence of stronger seedlings, achieves a better root system conglomeration effect, and has a higher seedling transplanting survival rate. Besides, the seedling-raising light medium is prepared directly through fermentation of 17-18 days without performing separated dry and wet treatment on the raw material cattle manure, thereby effectively simplifying the production step, and greatly saving the labor cost and the time cost.
Owner:CHONGQING ACADEMY OF FORESTRY SCI

'Double-M and one fixing point' type face thread-burying soft tissue restoration technology

InactiveCN108606815AEffective rejuvenation effectEffectively achieve rejuvenation effectSurgeryFixation pointFacial rejuvenation
The invention discloses a 'double-M and one fixing point' type face thread-burying soft tissue restoration technology. The technology includes the steps of S1, designing thread burying; S2, performinganesthesia; S3, loading threads; S4, selecting needle entering points; S5, performing first 'M' thread burying; S6, performing second 'M' thread burying; S7, forming the one fixing point. The technology has the advantages that the technology is different from the 'straight in and straight out and one thread' thread burying manner of a traditional 'linear lifting' technology, the technology combines the technological features of 'an arc thread burying method' and 'improved folding lifting', a lifting effect and a firming effect are achieved by the 'double-M and one fixing point' unique threadburying trajectory and the definite fixing part and by 'binding, tying, wrapping and supporting', the saggy facial soft tissue can be effectively restored, and facial rejuvenation can be achieved; thetechnology is definite in clinical effect, lasting in effect, few in untoward effects, suitable for being clinically popularized and used in medical cosmetology.
Owner:祝葆华

Recovery method of N-methylpyrrolidone

The invention provides a recovery method of N-methylpyrrolidone. A single-tower intermittent vacuum rectification technology is adopted to process an N-methylpyrrolidone recovery solution with a high water content, during the technology process, the heating temperature is 100 to 160 DEG C, the pressure is -0.099 to -0.05 MPa, most of water is removed through vacuum rectification so as to obtain a crude product of N-methylpyrrolidone, and then the crude product of N-methylpyrrolidone is subject to rectification at a temperature of 160 to 210 DEG C under a pressure of -0.099 to -0.05 MPa to separate the N-methylpyrrolidone from other heavy impurities so as to obtain the N-methylpyrrolidone product. The recovery method is used to process the N-methylpyrrolidone recovery solution, which is generated during the production process of lithium battery electrodes, to obtain a recovery product of N-methylpyrrolidone; the purity of the product can reach 99.95% or more, the water content is 500 ppm or less, the product can fully satisfy the requirements of lithium battery production, and circulation recovery and reutilization are achieved.
Owner:HUIZHOU BYD BATTERY

Plant shaping mould

InactiveCN103262759AGuaranteed sunshineGuaranteed oxygenHorticulture methodsOxygenPlant growth
A plant shaping mould at least comprises a first mould shell body, a second mould shell body and supplying holes. The first mould shell body and the second mould shell body are combined to form a structure to be shaped, and the supplying holes are formed in the first mould shell body and the second mould shell body at intervals and are used for supplying sun light, water and oxygen to a plant to be shaped. The plant shaping mould limits the growth of the plant inside the mould, an appropriate quantity of supplying holes of appropriate sizes are formed in the wall face of the plant shaping mould, and the sunlight, the water and the oxygen needed by the growth of the plant to be shaped are guaranteed. In the traditional plant art, plants are shaped through trimming and recreation mainly on the basis of the original shapes of the plants, the requirements of the diversification and complex shapes of plant art are not met. By means of the plant shaping mould, the above problems are solved, and the plant shaping mould has the advantages that the operation technique is easy to master, the growth habit of the plants are complied, the growth potential of the plants are developed adequately, and yield is high.
Owner:SHANGHAI DIANJI UNIV

Cell regeneration apparatus

The invention provides a cell regeneration apparatus comprising a handle and a housing composed of an expansion portion, a power supply model arranged in the housing, a main control circuit board and a beautifying head. The beautifying head is arranged on the expansion portion and is provided with a plurality of electrodes arrayed neatly; the power supply model, the main control circuit board and the electrodes are connected mutually; the handle is provided with a control panel provided with control keys, and the control panel is connected to the main control circuit board electrically; a soft cap made of soft materiel is arranged out of the beautifying head. The cell regeneration apparatus has the advantages that according to different skin resistance of different bodies, the multi-electrode contact type coupling is adopted, and the contact of the electrodes and bodies is evener and more reliable.
Owner:深圳市瑞吉思科技有限公司

Vascularized tissue-engineered bone without heterologous scaffold and preparation method thereof

The invention relates to vascularized tissue-engineered bone without heterologous scaffold and a preparation method thereof; the vascularized tissue-engineered bone without heterologous scaffold comprises an upper endothelial angioblast film and a lower osteoblast film; rabbit adipose-derived stem cells feature potential multilineage differentiation and are induced to differentiate, and the double cell films able to form bone and vessels are prepared and are used to construct the vascularized tissue-engineered bone. The source of cells is rich, separation and acquisition are easy, little donor injury is caused, and culture requirements are low; both osteoblast and endothelial angioblast required to construct the vascularized tissue-engineered bone are from adipose-derived stem cells, and adding endothelial cells of different sources is not required; self-secreted extracellular matrix of the cells is used as an 'endogenous scaffold', and body immunologic rejection and inflammatory reaction are avoided; the preparation method is simple, has mild conditions and has good osteogenic and angioblastic properties.
Owner:NINGXIA MEDICAL UNIV

Non-contact full-field deformation measurement method of amniotic membrane tissue using methylene blue for speckle making

The invention provides a non-contact full-field deformation measurement method of an amniotic membrane tissue using methylene blue for speckle making, and belongs to the technical field of deformationmeasurement. The method comprises the steps of cutting an amniotic membrane sample, clamping the amniotic membrane sample on a stretcher, injecting a methylene blue solution into a fine particle sprayer, releasing the methylene blue solution in a space above the amniotic membrane by using the sprayer above the amniotic membrane sample, and enabling the methylene blue solution to freely fall ontothe surface of the amniotic membrane under the action of gravity; then checking speckle morphology, ensuring that speckles completely cover the surface to be measured, collecting deformation images byusing a high-resolution camera, and optimizing DIC calculation parameters by using a morphological method; and finally, conducting DIC calculation to obtain a full-field deformation result of the biological membrane tissue. The method is suitable for manufacturing speckle patterns of biological film tissues such as amniotic membrane biological tissues, has the characteristics of good speckle adhesiveness, no toxicity or harm, rapidness and simplicity in implementation and easiness in operation, and is low in cost and convenient for large-scale popularization and use.
Owner:UNIV OF SCI & TECH BEIJING

Clean fired coal saving agent

The invention provides a clean fired coal saving agent with the effects of sulfur fixation, dust fall, heat increment and coal saving which is prepared and produced by industrially produced waste liquid and waste residues and chemical and mineral product raw materials. The clean fired coal saving agent is divided into two forms, namely a liquid product and a powder product; the liquid product is obtained by dissolving sodium nitrite, potassium nitrite, potassium nitrate, sodium nitrate, sodium sulfonate and sodium dodecyl benzene sulfonate into mixed liquid of paper making black liquid, alcohol waste liquid and fired coal fume water film dust removal and desulfurization alkali regeneration fluid; and the power product is obtained by absorbing and preparing the liquid product by utilizing hot fired coal slag, then allocating the chemical and mineral product raw materials and finally uniformly mixing, drying and crushing. The invention achieves cyclic resource utilization of industrial wastes, effectively solves the difficult problems of complete control of fired coal pollution and paper making and alcohol waste liquid pollution, has the advantages of innocuity, odorless, no three-waste emission, no increased investment and convenient operation and can use the device required not to be improved, save the coals per ton by 20-50 yuan and be used for all industrial and civil fired coals.
Owner:陈其厚

High-energy liquid blasting separated type farm-oriented material throwing device and throwing method

The invention relates to a high-energy liquid blasting separated type farm-oriented material throwing device and a throwing method, belongs to a material throwing device by blasting and a throwing method. Interior of an open container which can be blasted is divided into a plurality of small strip-shaped tubes which are arranged in a central radial shape by virtue of a plurality of partition boards which can not be blasted and are radially arranged, and each small strip-shaped tube is internally filled with farm-oriented material; one side of a bottom cover of a container which can not be blasted is provided with a liquid sac provided with an electrode, the liquid sac is arranged at the center of a radial shape, the bottom cover is used for sealing an opening of the container, and a safe device to be blasted is formed; and when a high-energy liquid blasting impact voltage generator is used for detonating the liquid sac, the sealed container is blasted out, and the farm-oriented material is uniformly thrown. The invention has the advantages that: operation is easy when the device disclosed by the invention is used for blasting and throwing the farm-oriented material, operation is safe, rapid and efficient, the phenomenon that farming season sowing is delayed is thoroughly solved, low temperature blasting is adopted while no farm-oriented material is damaged, agricultural labour force is liberated, the existing time-consuming agricultural operation is replaced, and a great agricultural technical revolution can be caused in future.
Owner:黄强 +1
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