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100 results about "Congelation" patented technology

Congelation is the process by which something congeals, or thickens. This increase in viscosity can be achieved through a reduction in temperature or through chemical reactions. Sometimes the increase in viscosity is great enough to crystallize or solidify the substance in question.

Automatic energy storing high-pressure liquid injecting CO2 phase change pulse coal and rock body cracking method

ActiveCN106948816AProlonged fracturing timeExtend the range of fracturingDisloding machinesTemperature controlLiquid state
The invention discloses an automatic energy storing high-pressure liquid injecting CO2 phase change pulse coal and rock body cracking method. Liquid state CO2 enters a high-pressure liquid injecting cylinder and a phase change chamber in the mode that the liquid state CO2 is injected into a high-pressure liquid storing temperature control tank, the liquid state CO2 in the phase change chamber is heated, the phase change pressure is increased, and gaseous CO2 enters the energy storing chamber to be subjected to automatic energy storing and a coal rock cracking chamber to be cracked; and when the pressure of the CO2 gas in the phase change chamber is decreased, the high-pressure CO2 gas enters the high-pressure liquid injecting cylinder to push a piston to expel the remaining CO2 gas, and enters the coal rock cracking chamber to be subjected to second-time cracking, the circulation of liquid injection, oil bath heating, phase change, energy storing and cracking is repeated, and continuous pulse high pressure flow jetting cracking is realized. According to the method, continuous pulse high pressure flow jetting cracking is realized, the time of cracking action is prolonged, the range of cracking action is expanded, the cracking effect is improved, and the method is suitable for quick and efficient cracking of solid materials such as coal, rock, concrete, soil and congelation.
Owner:TAIYUAN UNIV OF TECH

Stirring shaft of hard ice cream machine

The invention discloses a stirring shaft of a hard ice cream machine. The stirring shaft comprises a central spindle, stirring blades and a bracket connecting the central spindle and the stirring blades. An outer edge of each stirring blade is provided with at least a positioning groove for installing wiper blades; a wiper blade comprises a cutting edge and is capable of sliding in a preset length along a radial direction of the stirring shaft. Because the wiper blades have a cutting edge structure, when the stirring shaft operates, cutting action on a freezing material layer on an inner wall of a congelation tank is enhanced, thereby improving the heat transfer speed inside and outside the congelation tank, and reducing load of a motor.
Owner:OCEANPOWER FOOD TECH +2

Method for preparing polyurethane rubber granule mixture for pavement self-stress icebreaking

The invention discloses a method for preparing polyurethane rubber granule mixture for pavement self-stress icebreaking, and relates to rubber mixture. The method comprises the steps of firstly, mixing various grain sizes of gravels and rubber particles for 60s at room temperature, obtaining gravel and rubber particle mixture, adding bi-component polyurethane glue which is modulated by a component A and a component B mixed for 120s at room temperature, mixing for 120s at room temperature, obtaining mixture of the gravel and rubber particles and the polyurethane glue; adding mineral powder to mix for 60s at room temperature, and preparing the polyurethane rubber granule mixture for pavement self-stress icebreaking. The mixed pavement material generates large compressive deformation in use, resulting in that the tensile stress and the shear stress inside an ice layer are obviously increased, so that the ice layer cracks. The ice layer is damaged under reciprocal action of vehicle tires, so as to overcome the problem that accumulated snow and frozen ice on the pavement cannot be effectively solved in the pavement paving material of inhibiting congelation in the prior art and the defects of poor pavement performance, low durability and non-environmental performance.
Owner:HEBEI UNIV OF TECH

Coal and rock mass fracturing device adopting automatic energy storage high-pressure liquid injecting and CO2 phase change pulse

ActiveCN106978996AProlonged fracturing timeExtend the range of fracturingFluid removalData acquisitionEngineering
The invention discloses a coal and rock mass fracturing device adopting automatic energy storage high-pressure liquid injecting and CO2 phase change pulse. The device is composed of a liquid supplying system, an automatic energy storage high-pressure liquid injecting system, a phase change fracturing system and a datum collecting and control system. The liquid supplying system comprises a liquid state CO2 source, a liquid booster pump and a high-pressure liquid storage temperature control tank; the automatic energy storage high-pressure liquid injecting system comprises a high-pressure liquid injecting cylinder, an energy storage chamber and a phase change chamber; the phase change fracturing system comprises a phase change chamber and a fracturing body; and the datum collecting and control system comprises pressure sensors, temperature sensors, stop valves, safety valves and a control computer. Continuous pulse high-pressure jet flow fracturing is achieved through automatic circulation of the process of liquid injecting, oil bath heating, phase change, energy storage and fracturing, and the coal and rock mass fracturing device is suitable for quick and efficient fracturing of solid materials such as coal, rock, concrete, soil and congelation.
Owner:TAIYUAN UNIV OF TECH

Synthetic method of efficient flame-retardant epoxy vinyl ester resin

The invention discloses a synthetic method of efficient flame-retardant epoxy vinyl ester resin. Biophenol A diglycidyl ether, brominated epoxy resin, a polymerization inhibitor, a catalyst and an antioxidant are sequentially added to a reaction kettle, the reaction temperature slowly rises to 50 DEG C, chain extension binary acids / anhydrides are added in small quantities in batches, the mixture is heated to the temperature of 75-85 DEG C, the temperature is kept for 2 h, and the reaction acid value is decreased to be lower than 2; (3) unsaturated monoacid is dropwise added to the reaction kettle at the dropping speed of 50 ml / h, the reaction temperature change condition is observed, and congelation caused by excessively fast temperature rises is avoided; after addition, the mixture is slowly heated to the temperature of 110-115 DEG C, and the temperature is kept for 4-5 h until the acid value is decreased to be lower than 15; (4) the mixture is diluted with a crosslinking agent and fully stirred, then a flame-retardant aid is added, after the material temperature is decreased to be lower than 45 DEG C, stirring is stopped, cooling water is turned off, and package is performed. By means of the method, the best flame-retardant effect can be realized and the flame-retardant requirement in certain special fields can be met.
Owner:YONGYUE SCI & TECH

Heating device and automobile comprising the same

The invention provides a heating device which comprises a shell (1) and a heat sink (2). The shell (1) is provided with a liquid inlet (3) and a liquid outlet (4), the heat sink (2) comprises a heat dissipation pipe (5) which is located inside the shell (1), and the heat dissipation pipe (5) is provided with an air inlet end (22) and an air outlet end (23). In addition, the invention further provides an automobile comprising the heating device. The heating device can utilize residual heat of automobile exhaust to heat urea solution inside a treatment device after exhausting, electric energy and oil consumption of the whole automobile can be saved, resources of exhaust gas can be effectively utilized, and the purposes of energy conservation, environmental protection, and urea congelation prevention or urea thawing time shortening in low temperature are achieved.
Owner:BEIQI FOTON MOTOR CO LTD

Azithromycin sustained-release microsphere and dry suspension, preparation method and application thereof

The invention discloses an azithromycin sustained-release microsphere which comprises 30-70% of azithromycin, 5-25% of wax ester sustained-release framework material, 5-45% of other water-insoluble framework material except the wax ester sustained-release framework material and 0.1-25% of binder based on the total weight of the azithromycin sustained-release microsphere, wherein the binder is aqueous dispersion coating fluid, and the weight percentage of the binder is the weight percentage of solid substances except the solvent in the binder. The invention also discloses a preparation method and application of the azithromycin sustained-release microsphere, a suspension containing the azithromycin sustained-release microsphere and application of the suspension. According to the invention,the defect that the spraying-congelation or a large amount of organic solvent or coating is required in the prior art is solved, and the invention is particularly suitable for the preparation with anenvironmentally friendly and nontoxic extrusion-rounding method with simple steps.
Owner:SHANGHAI MODERN PHARMA ENG INVESTIGATION CENT

Batching type frozen yogurt and preparation method thereof

InactiveCN104522166AReduce the number of ice crystalsWith icy tasteMilk preparationGlycerolSugar
The invention relates to batching type frozen yogurt and a preparation method thereof, belonging to the technical field of frozen yogurt. The batching type frozen yogurt is prepared by adding glycerol and anhydrous cream into frozen yogurt and from the following raw materials in parts by weight: 720-785 parts of raw milk, 100-140 parts of white granulated sugar, 10-40 parts of skim milk powder, 30-50 parts of anhydrous cream, 30-50 parts of glycerol, 10-30 parts of a stable thickener, 0-10 parts of jam and 0.001-0.002 part of a leavening agent. According to the batching type frozen yogurt provided by the invention, the formula is simple, and the cost of the raw materials is low. The invention also provides a preparation method which is simple and easy to implement, does not need secondary batching and congelation processes, and is suitable for large-scale industrial production in China.
Owner:SHANDONG DEYI DAIRY IND

Anti-clogging joint used for soil improvement by drip irrigation under film in saline-alkali land

The invention discloses an anti-clogging joint used for soil improvement by drip irrigation under a film in a saline-alkali land, belonging to the technical field of drip irrigation. The anti-clogging joint comprises a water inlet pipe, wherein the outer wall of the left end of the water inlet pipe is provided with an installation thread; the right end of the water inlet pipe is connected with an anti-clogging pipe; the bottom part of the anti-clogging pipe is provided with a silt outlet; the bottom part of the silt outlet is provided with a silt collecting tank; and the bottom part of the inner cavity of the silt collecting tank is provided with a pressure control valve. The anti-clogging joint provided by the invention has the advantages of convenient use, ingenious design, and strong practicability and novelty; by utilizing the silt collecting tank arranged at the bottom part of the anti-clogging pipe, silt in a pipeline can be effectively collected; the pressure control valve can automatically discharge impurities like the silt; an anti-clogging device can effectively filter impurities like the silt; an anti-clogging blade can scrape congelation located at the left side of a filtration device; and the anti-clogging joint can effectively prevent the impurities like the silt from entering the drip-irrigation pipe and clogging the drip-irrigation holes, so the survival rate of a plant is improved, and the use cost is reduced.
Owner:SHANDONG SUNWAY LANDSCAPE TECH

Frozen sour soybean milk processing process

A frozen sour soybean milk processing process relates to a sour soybean milk processing process The invention provides a process for processing the frozen sour soybean milk which is cool and tasty and long in shelf life. The technical scheme of the invention is as follows: the process comprises the following steps of soybean raw material preprocessing, grinding, boiling, blending, homogenization, sterilization, inoculation, fermentation, aging, congelation and refrigeration.
Owner:柯啸宇

Yoghourt ice cream and preparation method thereof

The invention provides a yoghourt ice cream and a preparation method thereof. The method for preparing the yoghourt ice cream comprises the following steps of (1) sequentially mixing the raw materials so as to obtain a mixture A, homogenizing the mixture A for the first time, performing disinfection on the homogenized mixture A, cooling the disinfected mixture A, fermenting the cooled mixture A, and performing emulsion breaking treatment; (2) firstly performing after-ripening on the mixture A obtained in the step (1), and then performing ageing treatment so as to obtain a mixture B; and (3) sequentially performing homogenizing for the second time, congelation and quick-frozen treatment on the mixture B obtained in the step (2) so as to obtain the yoghourt ice cream. The yoghourt ice cream prepared by the preparation method of the yoghourt ice cream, disclosed by the invention, has one or more advantages of being rich in nutrient component, excellent in flavor and mouth feel, and high in stability.
Owner:INNER MONGOLIA MENGNIU DAIRY IND (GRP) CO LTD

Volatile reagent sealing bottle

The invention provides a volatile reagent sealing bottle. A bottle cover can rotate around a connection mounting part which is connected with a mounting seat on the side wall of a bottle opening of a bottle body and can be buckled on the bottle opening, and when the bottle cover is buckled on the bottle opening, a sealing ring on the bottle cover is extruded on the bottle opening of the bottle body through a downward drawing force generated by that a buckle ring on the extension part of the bottle cover is hung on the protrusion part of the bottle body, so that the bottle opening is sealed; the buckle ring is dismounted from the protrusion part of the bottle body, the buckle ring is held to upwards pull the extension part of the bottle cover to enable the bottle cover to rotate upwards around the connection mounting part, and the bottle cover can be opened, so that the bottle cover is easier to open; at the same time, bottle covers and bottle bodies correspond one by one, the situation of loss or displacement is difficult to occur, the conditions that the reagents are polluted because the bottle covers are covered by mistakes, the bottle covers are adhered by congelation generated by the reaction and the like are avoided, and the problems of inconvenient storage and inconvenient usage when glass bottles with dull polish openings, glass bottles with wooden bottle plugs and the like are used for storing volatile reagents in the prior art are well solved.
Owner:CHONGQING YUEFA COMMODITY

Safety facility device used for real-time warning of icing on highway pavement

InactiveCN103114532AHarm reductionBeneficial design developmentTraffic signalsRoad signsText displayThe Internet
The invention discloses a safety facility device used for real-time warning of icing on a highway pavement. The safety facility device used for real-time warning of icing on the highway pavement comprises solar energy ground lamps (1) and a solar energy light-emitting diode (LED) panel (2). According to the safety facility device used for real-time warning of icing on the highway pavement which comprises solar energy ground lamps (1) and the solar energy LED panel (2), wherein each solar energy ground lamp (1) comprises a solar photovoltaic cell, a charge-discharge cell, a red-and-green double-color LED lamp, a temperature and humidity transducer and a D data processing transmission chip circuit, and the solar energy LED panel (2) comprises the solar photovoltaic cell, the charge-discharge cell, a LED image-text display screen, a P data processing chip circuit and a red twinkling caution lamp. The technical scheme includes that the safety facility device used for real-time warning of icing on the highway pavement sends out red light and image-text caution according to congelation critical data collected from the ground, and transmits the congelation critical data to a traffic control center through an internet. The safety facility device used for real-time warning of icing on the highway pavement overcomes the defects that pavement congelation warning can not be issued in a real-time and real-section mode in the prior art, and enables expressways to achieve the purpose that the congelation warning can be issued in the real-time and real-section mode.
Owner:NINGHAI QINGHUA ELECTRICAL

Lyophilized preparation and preparation method thereof

The invention provides a lyophilized preparation and a preparation method thereof. The preparation method comprises the following steps: a) mixing preparation raw materials, and carrying out congelation, so that a soft ice mixture is obtained, wherein the preparation raw materials comprise active ingredients, a binding agent and water, the mass ratio of the active ingredients to the binding agentis (0-100):(0-100), and the contents of the active ingredients and the binding agent are not zero at the same time; b) releasing the soft ice mixture into an environment by adopting a filling machine,and carrying out consolidation forming, so that a condensate is obtained, wherein the filling machine is selected from a liquid moving device, a plunger pump, a screw pump, a gear pump or peristalticpump; and c) carrying out lyophilization on the condensate, so that the lyophilized preparation is obtained. The prepared lyophilized preparation is controllable in shape and relatively high in drugloading capacity; and the lyophilized preparation is good in strength, high in disintegration speed and good in solubility. Experimental results show that the drug loading capacity of the lyophilizedpreparation is 0.01-99.9%; friability of the preparation is less than 0.1%, disintegration time of the preparation in water is shorter than 15s, and complete dissolution time is shorter than 15s.
Owner:董玲

Processing method for fish scale aspic

The invention discloses a processing method for fish scale aspic, the processing method includes the following steps: firstly mixing and stirring new fish scales with salt, cleaning the new fish scales orderly by the automatic cleaning machine, the ultrasonic automatic cleaning machine, marinating with white vinegar and cooking wine, decocting until the new fish scales are adequately curved and embrittled after boiling in the wok with seethed water, filtering with a nylon gauze ; secondly tiling the decocted fresh roe on the bottom part of a packing box of fish scale aspic, bottling the decocted fish scale aspic in the packing box at 0-4oC for adequate congelation or bottling the evenly mixed decocted fish scale aspic,the lemon juice and cooked corn kernels at 0-4oC for adequate congelation, preserving the fish scale aspic at 0-4oC.The method has the advantages of none-strong acid,strong base and enzyme preparation in the preparation process, and the preferable cleaning method and cleaning effect ,and no damages to the fish scale aspic and simple operation. Industrial production can be realized, different flavours of the fish scale aspic as sweet and salty can be attainable and an appearance is fresh and beautiful.
Owner:河南黄河金实业有限公司

Preparation method of kiwi fruit ice cream

The invention relates to a preparation method of kiwi fruit ice cream. The preparation method comprises the following specific steps of (1) preparing kiwi fruit powder: cleaning fresh kiwi fruits, peeling the cleaned kiwi fruits, cutting the peeled kiwi fruits into kiwi fruit slices, freeze-drying the kiwi fruit slices, crushing the freeze-dried kiwi fruit slices, and screening the crushed kiwi fruits so as to obtain kiwi fruit powder; (2) mixing raw materials with auxiliary materials: mixing the kiwi fruit powder with vegetable fat powder, nonfat dry milk powder, white granulated sugar, monostearin, sucrose esters, guar gum, xanthan gum and yolk liquid, adding water, and performing sufficient stirring; (3) performing high-pressure homogenizing: homogenizing a mixture obtained by uniformly mixing the raw materials with the auxiliary materials through a second-class high-pressure homogenizing machine; (4) performing sterilization, and performing filtration; (5) performing cooling; (6) performing ageing; (7) performing congelation; (8) performing filling, and performing shaping; and (9) performing hardening. The kiwi fruit ice cream made by the preparation method disclosed by the invention is viridescent in color, moderate in sugariness, fine and smooth in mouth feel, intact in shape maintaining, and rich in various nutrient components particularly vitamins, and has specific taste and medical health-care value of kiwi fruits.
Owner:NANCHANG UNIV

Snow congelation water washing technology of denim fabric

The invention discloses a snow congelation water washing technology of denim fabric, and relates to the field of water washing. The snow congelation water washing technology comprises the following steps of pretreating the denim fabric; preparing snow congelation potassium permanganate slurry; stirring the snow congelation potassium permanganate slurry with plastic balls; frying the denim fabric;conducting water washing for the first time; conducting dehydration for the first time; drying for the first time; spraying monkey; conducting reduction and neutralization; conducting water washing for softening; conducting dehydration for the second time; conducting drying for the second time. By means of the snow congelation water washing technology of the denim fabric, the effect similar to that of washing snow with pumice can be generated, the effect variability is better optimized, the plastic balls used for frying the snows can be repeatedly utilized, the service life is long, washing isconvenient, and the time for soaking pumice in potassium permanganate is also saved.
Owner:FANCHANG QINGXIN WASHING CO LTD
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