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75results about How to "Improve caking" patented technology

Material mixing device with multiple mixing chambers

The invention discloses a material mixing device with multiple mixing chambers. The device comprises a mixing tank body and a mixing top cover covering the mixing tank body, and a first mixture sieving plate, a first mixing chamber, a second mixture sieving plate and a crushing / mixing integration chamber are sequentially arranged in the cavity of the mixing tank body from top to bottom. A screw feeding rod is mounted in a feeding chamber to prevent wheat flour and corn flour from obstructing the feeding chamber; and a first sprayer is mounted at the lower part of the feeding chamber, and can sprays a material to change a traditional discharging manner, so the material is smoothly discharged, the sprayed material is loose, and can be subsequently mixed easily, and the mixing efficiency is improved.
Owner:SHENGZHOU YIYUAN INVESTMENT MANAGEMENT

Preparation method of crystal L-arginine alpha-ketoglutarate

InactiveCN101591271AReasonable workmanshipSimple stepsOrganic chemistryFood preparationArginineL-arginine alpha-ketoglutarate
The invention relates to a preparation method of crystal L-arginine alpha-ketoglutarate, comprising the following steps: preparing water solution of L-arginine, and slowly adding alpha-ketoglutaric acid into the water solution, wherein the mol ratio of L-arginine and alpha-ketoglutaric acid is 1:1 or 2:1; reducing pressure and concentrating the alpha-ketoglutaric acid at 50-80 DEG C after complete dissolution, removing water accounting for 20-60 percent of the total volume and cooling to 20-30 DEG C; slowly adding an organic hydrophilic solvent or a mixed solvent of a polar hydrophilic solvent and a non-polar hydrophilic solvent; and carrying out temperature reduction, crystallization, filtering, washing and vacuum drying to obtain the crystal L-arginine alpha-ketoglutarate. Compared with the prior art, the invention has the advantages of reasonable process, simple steps, easy operation, good crystal form of the obtained product, difficult caking, convenient transportation and use, high purity (more than or equal to 98 percent) and high yield (80-86 percent) of the product, and the like, and is suitable for industrialization production.
Owner:上海汉飞生化科技有限公司

Curcumin compound dry powder inhaler as well as preparation method and application thereof

The invention relates to a curcumin compound dry powder inhaler as well as a preparation method and application thereof. The curcumin compound dry powder inhaler is a medicinal composition prepared by mixing a curcumin compound as an active constituent, and pharmaceutically acceptable auxiliary materials. Compared with orally drug administration, the effect of the curcumin compound dry powder inhaler developed according to the technical scheme provided by the invention on treating pulmonary fibrosis and lung tumors is greatly improved.
Owner:CHINA PHARM UNIV

Mineral oil based magnetorheological fluid for high power transmission and preparation method thereof

The invention discloses mineral oil based magnetorheological fluid for high power transmission. The mineral oil based magnetorheological fluid comprises the following components by mass percent: 60-80% of magnetic particles, 15-40% of carrier liquid and 2-5% of additives, wherein the magnetic particles are carbonyl iron powder particles and nano ferriferrous oxide particles; the carrier liquid is mineral oil; the additives comprise a surface active agent, a thixotropic agent, an antioxidant and an antiwear agent, meanwhile, the invention further provides a preparation method of the magnetorheological fluid, and the prepared magnetorheological fluid has excellent sedimentation stability, lower zero field viscosity, higher shear yield stress and long service life, and can meet the application requirements of high power transmission devices.
Owner:CHINA UNIV OF MINING & TECH

Solid state powder guide mechanism based on multi-mixing chamber

The invention discloses a solid state powder guide mechanism based on a multi-mixing chamber. The solid state powder guide mechanism sequentially comprises a powder mixing device and a powder transferdevice according to a process flow from the front to rear, wherein the powder mixing device comprises a mixing tank and a mixing upper cover covering the mixing tank, wherein a first mixing and screening plate, a first mixing chamber, a second mixing and screening plate and a grinding / mixing integrated chamber are sequentially formed in a cavity of the mixing tank from top to bottom; the powder transfer device sequentially comprises a transfer conveyor belt, a turning type unloading device, a transfer baffle, a conveyer bucket, an elastic transfer device and a transfer lifting base from the front to rear; the solid state powder guide mechanism further comprises a transfer guide table. The solid state powder guide mechanism disclosed by the invention has the advantages of being excellent in mixing effect, difficult to agglomerate and block, high in operating continuity, accurate in single feed capacity and high in working efficiency.
Owner:芜湖拓云农业技术有限公司

Dry powder inhaler with constituent rubescensin A as well as preparation method and application thereof

The invention relates to a dry powder inhaler with a constituent rubescensin A as well as a preparation method and application thereof. The dry powder inhaler is a medicinal composition formed by mixing the constituent rubescensin A as an active constituent with pharmaceutically acceptable excipients. Compared with orally administrated medicines, the dry powder inhaler developed by using the technical scheme provided by the invention greatly improves the effect of the constituent rubescensin A on treating esophagus cancers, lung tumors and leukemia.
Owner:CHINA PHARM UNIV

Granular material multilayer calcining furnace and calcining method

The invention provides a granular material multilayer calcining furnace which is in a vertical shape. The calcining furnace is characterized in that a cavity is composed of a furnace lining (12) and provided with at least one calcining cabin, and the calcining cabin is provided with a feed inlet (3) and a discharge port (6); a heating component (10) has three arrangement manners, and the heating component (10) is arranged in a gap between the periphery of the calcining cabin and the furnace lining; the heating component (10) is arranged in the calcining cabin, and the heating component (10) is simultaneously arranged on the interior and exterior of the calcining cabin; and the calcining cabin is in a longitudinal layered architecture, and the longitudinal layered architecture is a row or multiple rows. The granular material multilayer calcining furnace provided by the invention has the advantages that a vertical type furnace carries out continuous incineration on the grain materials, the materials are fully dispersed in a calcination process through a multilayer calcining layer so as to uniformly heat and difficult in caking and easy to flow, thereby fully contacting with furnace atmosphere, the furnace atmosphere is controllable, and the yield product is high; and a vertical type structure is adopted, the energy is saved, the efficiency is high, the investment is less, the occupied space is small, and the use is convenient and reliable.
Owner:洛阳市谱瑞慷达耐热测试设备有限公司

Ibuprofen suspension drops and preparation method thereof

The invention relates to ibuprofen suspension drops, wherein a prescription of the suspension drops is composed of the components by weight: 4.0% of ibuprofen, 1.0-3.5% of pregelatinized starch, 1.0-5.0% of sorbitol, 4.0-5.0% of glycerol, 15.0-30.0% of fructose, 0.1-0.2% of citric acid, 0.1-0.2% of sodium benzoate, 0.05-0.1% of Tween 80, 0.05-0.5% of an essence, 0.6-1.5% of a suspending aid, and a proper amount of purified water. The dosage of the suspending aid used in the ibuprofen suspension drops is small, but an unexpected suspending effect is achieved, the suspending state stability can be kept in a wider temperature range, and the pungent taste of ibuprofen in mouthfeel is overcome. The invention also relates to a preparation method of the ibuprofen suspension drops.
Owner:HAINAN HONZ PHARMA

Pipe mold release agent spraying device

The invention discloses a spraying device for pipeline mold release agent in the technical field of spraying devices, which includes a liquid storage tank, a rotating shaft is plugged into the top of the liquid storage tank, and a rotating disc is fixedly connected to the top of the rotating shaft, and the rotating disc The right end of the top of the pipe is fixedly connected with a rocker, the outer wall of the rotating shaft is fixedly sleeved with a collar, and the collar is located in the inner cavity of the liquid storage tank, and the left and right ends of the collar are fixedly connected with a stirring rod. The spraying device of the release agent, the liquid storage tank is used to store the spray material, and the hand rocker is used to drive the turntable and the rotating shaft to rotate, and the rotating shaft and the stirring rod rotate synchronously to stir the spray material, so that the spray material will not agglomerate, which is convenient for spraying. And the spray particles are relatively fine, which makes the spray more uniform. The pressurized pump shifts the position of the spray material, and at the same time accelerates the spray material, so that the pressure between the spray material and the hose increases, so that it can be sprayed from the nozzle The spray material is more uniform and the flow rate is higher.
Owner:ANHUI WANAN ENVIRONMENT ENG

Ibuprofen oral suspension and preparation method thereof

The invention provides an ibuprofen oral suspension comprising the following ingredients based on the concentration: ibuprofen of 20 to 40 g / L and dispersion cellulose of 13 to 30 g / L. The preparation method of ibuprofen oral suspension comprises the following steps: (1) heating glycerine, adding a preservative; (2) adding the dispersion cellulose into water, then dispersing uniformly; (3) mixing pure water with a wetting agent; (4) thoroughly mixing a sweetener, a flavouring agent and the preservative solution which is prepared in the first step with the suspension system which is obtained in the second step; (5) mixing a micronized ibuprofen with the dispersion solution which is obtained in the third step uniformly, then adding the mixture obtained therein into the mixture obtained in the fourth step, and then stirring at high speed and simultaneously infusing nitrogen to obtain an ibuprofen oral suspension. The ibuprofen oral suspension provided by the invention is a thixotropic colloid comprising ibuprofen particles which are arranged evenly, and is characterized in that the ibuprofen oral suspension can be changed to a low-viscosity liquid by shaking before taking, the problem of common suspension which has high viscosity and agglomeration after placing for a long time is improved, the accuracy of dosage is ensured and the stability of the ibuprofen oral suspension is good.
Owner:武汉人福药业有限责任公司

Heat non-combustible tobacco sheet by papermaking method, coating liquid thereof, coat method and preparation method thereof

A method for heat non-combustible tobacco sheet and coating liquid thereof by pap making method includes such steps as concentrating liquid of tobacco, smoke agent, viscosity reduce agent and combustion promoter, concentrating liquid of tobacco 20-90 g and smoke agent 10-80 g per 100 g of concentrated liquid of tobacco and smoke agent, coating liquid of tobacco 20-90 g and smoke agent 10-80 g per100 g of concentrated liquid of tobacco and smoke agent, coating liquid of tobacco 10-80 g per 100 g of concentrated liquid of tobacco and smoke agent, coating liquid of tobacco 10-80 g per 100 g of non-combustible liquid, coating liquid of tobacco 10-80 g per 100 g of non-combustible liquid, coating liquid of non-combustible liquid, coating liquid of non-combustible liquid and coating liquid of non-combustible tobacco. 1 to 15 g of viscosity reduce and 1 to 8 g of combustion promoter per 100 g of tobacco concentrate and smoke agent. By means of the coating liquid of the invention, the heatednon-combustible tobacco sheet obtained by the coating method endows the papermaking tobacco sheet with a high proportion of glycerol, and has low surface adhesion and friction.
Owner:SHANGHAI TOBACCO GRP CO LTD +1

Antifreeze agent for mortar

InactiveCN104072004AImprove early strengthReach the critical strength of frost resistanceAnti freezingAlcohol
The invention relates to an antifreeze agent for mortar, and belongs to the technical field of building materials. The antifreeze agent comprises the following components in percentage by weight: 10-30% of sodium nitrite, 15-30% of sodium sulfate, 10-20% of calcium formate, 5-25% of sodium chloride and 5-15% of organic alcohol amine, 5-20% of dispersant and 10-35% of filler. The antifreeze agent for mortar has the advantages of high early strength, good anti-freezing performance and good application property, and the like, thereby being suitable for building mortar and plastering mortar in winter construction to ensure the engineering quality of building mortar and plastering mortar during winter construction.
Owner:北京博润佳科技有限公司

Multi-element composite boron magnesium fertilizer

The invention relates to a multi element composit boron magnesium fertilizer as neutral and white particles, which contains 100 portions of dehydrated boron magnesium fertilizer, 30-50 portions of potassium fertilizer, 50-60 portions of phosphate fertilizer and 50-70 portions of nitrogen fertilizer. The invention uses heptahydrate magnesium sulfate as main boron magnesium fertilizer to be dehydrated into the boron magnesium fertilizer of magnesium sulfate, thereby improving effective components, reduce transportation cost and avoid caking, with simple application. The fertilizer contains three main elements as nitrogen, phosphate and potassium, medium and micro components as magnesium, sulfur, iron and boron, with abundant effective components, wide application, acceleration on crop growth and the function for improving the anti-disease and anti-pest ability of crop, maturing fruit early and improving yield.
Owner:崔广庆

Flexible printed circuit board, inlet sheet using the same, RFID media, and method for producing the rfid media

Disclosed is an FPC suitable for use in RFID media. Also disclosed are RFID media improved in production speed, rejection rate, electrical quality and product appearance, and a method for producing such RFID media. Specifically disclosed is a flexible printed circuit board which is produced by etching a laminate that is composed of a biaxially stretched polyester film having a thermal adhesive layer and a base layer formed by co-extrusion and a metal foil bonded to a surface of the biaxially stretched polyester film through the thermal adhesive layer. This flexible printed circuit board is characterized in that the base layer of the biaxially stretched polyester film has a melting point of 200-300 DEG C, and the thermal adhesive layer is made of a polyester resin containing a wax.
Owner:TOYOBO CO LTD

Novel sweet inhibitor co-crystal and preparation method thereof

The invention discloses a novel sweet inhibitor co-crystal and a preparation method thereof. The preparation method comprises the following steps: heating and concentrating a solution containing glucose under reduced pressure at 120-125 DEG C to obtain a supersaturated solution, and controlling the solid content at 80-85%; and adding a sweet inhibitor while stirring in a constant-temperature waterbath at 70-80 DEG C, adding the supersaturated solution, carrying out high-speed rotary crystallization, and performing centrifugal dewatering and drying to obtain the co-crystal containing the sweetinhibitor. The glucose-sweet inhibitor co-crystal is added into foods, so that the caking problem is remarkably improved, namely, uniform mixing is easier to form compared with a manner of directly adding the sweet inhibitor in a powder state, and the homogeneity, dispersity, solubility and emulsibility of the sweet inhibitor are improved.
Owner:GUANGZHOU WELBON BIOLOGICAL TECH

Agricultural machine for producing edible powder

The invention discloses an agricultural machine for producing edible powder. The agricultural machine sequentially comprises a corn cob processing device, a corn grain crushing device, a powder mixingdevice and a powder operation device according to a process flow. The corn cob processing device comprises a feeding unit and a processing unit. The powder mixing device comprises a material mixing tank body and a material mixing upper cover which covers the material mixing tank body. A first material mixing and sieving plate, a first mixing chamber, a second material mixing and sieving plate, and a crushing / mixing integrated chamber are sequentially arranged in the cavity of the mixing tank body from top to bottom. The powder operation device comprises an operation conveying belt, a turnoverdischarging device, an operation baffle, a conveying hopper, an operation elastic device and an operation lifting base table. The agricultural machine provided by the invention has the advantages that the processing efficiency of corn cobs is improved, the quality of the produced corn flour is ensured, the mixing effect of the corn flour and the flour is good, the corn flour and the flour do notcake easily, blocking does not occur easily, the working continuity is strong, the feeding amount of a single time is accurate, and the working efficiency is high.
Owner:芜湖拓云农业技术有限公司

Novel feed processing device

The invention discloses a novel feed processing device. The device comprises an iron removing device and a feed processing device, wherein a feeding port is formed in the left side of the top end of abody, and the iron removing device is arranged in the feeding port; an iron removing motor is arranged on the left side of the feeding port and connected with an iron removing rotating shaft in the feeding port; the body is fixedly arranged on the upper end surface of a base, and a silencing sponge layer is arranged on the outer wall of the body; a stirring motor is arranged in the center of thetop end of the body and connected with a stirring rotating shaft; a brush handle is arranged on the left side of a connecting rod, and a scrubbing brush is fixedly arranged on the left side of the brush handle; an ultraviolet lamp is fixedly arranged on the upper right side of a discharging screw. The device is reasonable in structure, convenient to move and capable of grinding, crushing, stirringand mixing feed, the feed processing efficiency is improved, the scrubbing brush can scrape and scrub the inner wall of the device, raw material waste is avoided, meanwhile, the device can remove iron and sterilize the feed, and the practicability of the device is improved.
Owner:刘桂珍

Aspergillus oryzae strain and application thereof in Zhejiang rose vinegar fermentation

InactiveCN105733959AGood birthSolution to short lifeFungiMicroorganism based processesSporeTRAIL production
The invention discloses an Aspergillus oryzae strain and application thereof in Zhejiang rose vinegar fermentation. The Aspergillus oryzae strain is the Aspergillus oryzae strain MG-6, and is preserved in the China Center for Type Culture Collection at Dec 21st, 2015, and the preservation number is CCTCC NO. M 2015764. The application of the Aspergillus oryzae strain to the fermentation of the Zhejiang rose vinegar is that the Aspergillus oryzae MG-6 is mainly applied to koji-making and fermenting, wherein the koji-making and fermenting comprise using the Aspergillus oryzae MG-6 to domesticate the strain, and the koji prepared from the conventional koji-making raw material and method in the field and the fermentation are used for preparing the Zhejiang rose vinegar. The Aspergillus oryzae strain disclosed by the invention is fast is growth, abundant in spore production, high in protease activity and good in activity balance of enzyme component, free from producing aflatoxin, safe and harmless; the trail production experiment result proves that the koji spore prepared from the strain is good in insertion, bright green in color, and high in protease activity and has a specific fragrance of the koji; the Zhejiang rose vinegar prepared by fermentation is good in flavor and good in quality.
Owner:浙江五味和食品有限公司

Henhouse feeding device convenient for adjustment of feeding amount

Belonging to the technical field of live poultry breeding, the invention in particular relates to a henhouse feeding device convenient for adjustment of the feeding amount. Directed at the technical problem that an automatic feeding device for free-range chickens cannot crush feed inside a feed bin, the invention proposes the following scheme that: the feeding device includes a storage shell, thetop outer wall of the storage shell is connected to a servo motor through a bolt, and the output end of the servo motor is connected to a rotating shaft through a coupling, one end of the rotating shaft far from the servo motor extends into the storage shell, the circumferential outer wall of the rotating shaft is connected to equally spaced stirring rods through bolts, and the circumferential outer wall bottom of the rotating shaft is connected to equally spaced stirring plates through bolts. According to the invention, the disposed servo motor and stirring rods can mix a variety of feed added into the storage shell, and the arranged stirring plates and cutting blades can achieve crushing treatment on the feed, thereby effectively improving the feed caking situation.
Owner:宣城良知知识产权服务有限公司

Piglet and calf amniotic fluid adsorbent and preparation method thereof

The invention discloses a piglet and calf amniotic fluid adsorbent and a preparation method thereof. The adsorbent consists of the following raw materials by weight: 40 to 48kg of montmorillonite, 1 to 2kg of boric acid, 2 to 3kg of zinc oxide, 30 to 40kg of light calcium carbonate, 0.5 to 1kg of potassium hydrogen persulfate, 8 to 12kg of zeolite powder, 2 to 5kg of talcpowder, 0.5 to 1kg of eucalyptus oil, 0.5 to 1kg of rosemary essential oil, 0.5 to 1kg of clove oil and 0.5 to 1kg of geranium oil. The preparation method comprises the following steps of: (1) grinding the boric acid, the potassium hydrogen persulfate and the zinc oxide for later use; (2) mixing the materials for later use and the zeolite powder, adding the eucalyptus oil, the rosemary essential oil, the clove oil and thegeranium oil, and mixing to obtain materials for later use; and (3) mixing the montmorillonite, the talcpowder and the light calcium carbonate, mixing the materials for later use, blanking, and packing into bags. The adsorbent is quickly and uniformly coated on the whole bodies of newly born piglets and calves, can quickly absorb amniotic fluid on the bodies, ensures that heat of the bodies is not diffused, is easy to fall, enhances the physique of the piglets and the calves, and improves the survival rate.
Owner:QILU ANIMAL HEALTH PROD

Coal transportation humidification system

ActiveCN107826138APrevent coal dust from flyingIncreased hydration durationRailway componentsFire rescueSystem structureEngineering
The invention relates to a coal transportation humidification system. The coal transportation humidification system comprises a moisture preserving device and a water replenishing device. The moisturepreserving device comprises a storage groove. A strip-shaped guide outlet is formed in the bottom of the storage groove. A supporting shaft parallel to the guide outlet is installed in the storage groove. A humidification net is wound round the supporting shaft. One side of the humidification net is fixed to the supporting shaft, and the other side of the humidification net extends out from the guide outlet. A fixing rod is arranged on the end side, extending out of the guide outlet, of the humidification net and matched with a fixing groove formed in the outer side wall of a compartment. Thewater replenishing device comprises a vertical strut. A replenishing opening is formed in the upper end of the strut. A detection probe is additionally arranged outside the replenishing opening. Thehumidification system is novel and unique in structure, the moisture preserving effect can be effectively improved, the moisture preserving time is prolonged, losses of coal in the transportation process are reduced, meanwhile the coal storage amount of the compartment can be increased, and therefore transportation efficiency is improved.
Owner:新沂市鸿创电子科技有限公司

Double-layer dust collection device of tabletting machine

The invention discloses a double-layer dust collection device of a tabletting machine. The device comprises a dust collection main channel, an upper dust collection opening and a lower dust collection opening, wherein the dust collection main channel is connected with an air collection pipe and is positioned on one side of a rotating platform; the upper dust collection opening is positioned at a middle die hole on the surface of the rotating platform; and the lower dust collection opening is positioned on the surface of a lower plunger rod and comprises a first dust collection inlet and a first auxiliary channel which is connected with the first dust collection inlet and the main channel. In the device, the upper and lower dust collection openings are used for collecting dust on the surface of a middle die platform and the surface of the lower plunger rod respectively. When the dust is accumulated on the surface of the middle die platform, dust collection is performed through the upper dust collection opening; and when the dust leaked from the middle die hole is stuck to the surface of the lower plunger rod, dust collection is performed through the lower dust collection opening so as to achieve an ideal dust collection effect.
Owner:上海天和制药机械有限公司

Baohuoside I dry powder inhalant as well as preparation method and application thereof

The invention relates to a Baohuoside I dry powder inhalant as well as a preparation method and application thereof. The inhalant provided by the invention is prepared from Baohuoside I utilized as an active substance and pharmaceutically acceptable auxiliary materials. Compared with oral administration, the dry powder inhalant developed according to the technical scheme provided by the invention has the advantage that the treatment effect of the Baohuoside I on tumors of lung is greatly improved.
Owner:贾晓斌

Preparation method of high-quality edible potassium chloride

The invention provides a preparation method of high-quality edible potassium chloride and relates to the field of food additives. By adding potassium carbonate, potassium hydroxide, adsorbent and other substances into an industrial or agricultural potassium chloride aqueous solution, not only can calcium, magnesium and ammonium in potassium chloride be effectively removed when edible potassium chloride is prepared, but also octadecylamine organic matter and heavy metals can be effectively removed, and the quality of edible potassium chloride is greatly improved.
Owner:LIANYUNGANG SHUREN KECHUANG FOOD ADDITIVE

Physical method and system for concentrating brine and removing salts

The invention discloses a physical method and system for concentrating a brine and removing salts. The method comprises the following steps: raising the temperature of the brine to enhance the air convection on the surface, and accelerating evaporation to a near saturation or saturation state of the salts, so as to obtain a preliminarily-concentrated brine; cooling the preliminarily-concentrated brine to make the salts in the brine precipitated, performing solid-liquid separation, and collecting the remaining brine; repeating the above two steps for the remaining brine to further concentrate the brine and separate the precipitated salts, and stopping concentration when production requirements are achieved. The method provided by the invention is a purely physical method, and can remove 90%or more of impurity ions such as Mg, Na and K in the brine in a quick, effective and low-energy-consumption manner during the implementation without adding additional chemical reagents, the lithium ion concentration is rapidly improved by about 10 times, the mass loss is controlled within 10%, and the method can be used for magnesium removal treatment of a brine in each lithium salt lake, especially the magnesium removal treatment of a brine with a high ratio of magnesium to lithium.
Owner:GUANGZHOU RUISHI TIANQI ENERGY TECH

Method for producing granulated nitrogen-potash fertilizer

The invention can be applied in the chemical industry when producing complex mineral fertilizers using ammonium nitrate and potassium chloride. A method for producing granulated nitrogen-potash fertilizer is carried out by mixing a concentrated solution of ammonium nitrate with potassium chloride and ammonia, granulating the resulting mixture and drying the product. In the process of granulation, the resulting particulate product has, applied to same, an aqueous solution of magnesium sulfate having 24-30 percent concentration by mass, in an amount which allows for the magnesium sulfate contents in the finished product based on MgO to be no less than 0.5 percent by mass. The strength of the fertilizer granules is thus increased and the caking thereof during prolonged storage is decreased. In addition, by maintaining the MgO in the finished product at 0.5-1.0 percent by mass, a minimum consumption of magnesium sulfate is achieved.
Owner:MINERAL & CHEM COMPANY EUROCHEM

Biological preparation for repairing soil

The invention relates to a biological preparation for repairing soil. The biological preparation comprises the following components in parts by weight: 1.5-5 parts of a microbial preparation, 15-25 parts of single-walled carbon nanotubes, 60-90 parts of vinegar lees, 10-30 parts of soybean meal powder, 10-20 parts of tea bran powder and 5-10 parts of animal bile, wherein the microbial preparationis prepared by mixing trichoderma, nitrogen-fixing bacteria, streptomyces, bacillus megaterium, bacillus subtilis, bacillus natto and bacillus laterosus according to a volume ratio of 4-8:6-10:3-5:2-5:2-4.5:5-9:5-10, and the bacterial activity of each bacterium is not lower than 10<9> / g. According to the invention, the biological preparation can effectively increase the nutritional ingredients andbeneficial flora of soil, and effectively reduce the pH value of soil and the harm of heavy metals.
Owner:SHENZHEN KUAKE BIOSCI TECH CO LTD

Method for preparing doped barium titanate powder through wet process

InactiveCN102060324AHigh purityMeet the high purity and fineness requirementsTitanium compoundsTetramethylammonium hydroxideBarium titanate
The invention discloses a method for preparing doped barium titanate powder with superhigh dielectric constant, high insulation resistance, long circulation service life and stable temperature, and belongs to the technical field of electronic ceramic precursor power synthesis. The method comprises the following steps of: directly preparing hydrolytic stable solution through complex reaction of tetra-alkoxy titanium, barium hydroxide, calcium hydroxide and alpha-hydroxy acid; adding soluble nitrate and acetate of other doped components, mixing uniformly, ageing, mixing with a precipitator in oxalic acid, ammonium oxalate and tetramethylammonium hydroxide, and a surfactant to generate precipitates, wherein alkaline precipitates are subjected to deflocculation treatment of water-organic reagent azeotropic dehydration and reflux ageing; and separating, drying and calcining to obtain the powder. The method has the advantages of simple process, low cost, low powder agglomeration, low calcining temperature, and small secondary granularity, and can be applied to the fields such as multilayer ceramic capacitors, electric energy storage capacitors and the like.
Owner:刘秦

Curcuma zedoary planting method

The invention relates to the technical field of crop cultivation and planting, and specifically relates to a curcuma zedoary planting method. The planting method comprises the following steps: a, land preparation and seed preparation are carried out, wherein an appropriate land is selected and is subjected to deep turning and bedding; a degradable nursery cup is placed in each planting pit; b sowing is carried out, wherein sowing is carried out in early April; curcuma zedoary planting plots are covered with 2-4cm of soil, and the soil is covered with a mulch with a thickness of 0.03mm; c, field management is carried out, wherein watering is not carried out before emergence; appropriate moisture is maintained after emergence and before late October; watering is not carried out after late October; top-dressing, soil loosening and weeding are carried out timely; and d, harvesting is carried out, wherein curcuma zedoary is harvested in November when the above-ground parts of curcuma zedoary are withered. The curcuma zedoary planting method provided by the invention can be used in curcuma zedoary standardized planting.
Owner:GUANGXI ZHEYUAN AGRI SCI & TECH CO LTD
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