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83results about How to "Reduce industrial energy consumption" patented technology
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Dedusting, desulfurization and denitrification integrated treatment process for industrial smoke
ActiveCN103285731AReduce wasteNo wasteUsing liquid separation agentAir quality improvementDust controlProcess engineering
The invention discloses a dedusting, desulfurization and denitrification integrated treatment process for industrial smoke. The treatment process comprises the following steps of: introducing the industrial smoke into a cooling pipe from a chimney to perform refrigeration treatment to ensure that the temperature of the smoke is controlled to be between 25 and 30 DEG C; introducing the industrial smoke into a biological reaction chamber; spraying composite bacteria solutions from spraying holes formed in the upper part of the biological reaction chamber; performing dedusting, desulfurization, denitrification and purification on the industrial smoke; purifying the industrial smoke subjected to the treatment; finally, exhausting the industrial smoke by virtue of a gas outlet. The dedusting, desulfurization and denitrification integrated treatment process is carried out, so that the industrial energy consumption is reduced, and the process is environmentally-friendly, low in investment cost and simple in operation procedures.
Owner:SHANDONG LANBO ENVIRONMENTAL PROTECTION EQUIP CO LTD
Discrete terminal sliding mode model-free control method with disturbance observer
PendingCN111459051AAvoid modeling inaccuraciesReduce industrial energy consumptionSimulator controlTotal factory controlTerminal sliding modeAdaptive control
The invention discloses a discrete terminal sliding mode model-free control method with a disturbance observer. According to the method, model-free adaptive control and discrete terminal sliding modecontrol are combined, meanwhile, a fuzzy RBF neural network disturbance observer is introduced to accurately estimate external disturbance, interference immunity is increased, the problems of strong nonlinearity and difficulty in establishing an accurate mathematical model can be solved, the problem of inaccurate modeling of a complex model can be avoided, the robustness and the anti-interferenceperformance of the system are enhanced by adding discrete terminal sliding mode control, an ideal expected curve can be tracked more accurately compared with a traditional single model-free control method, the error between the ideal expected curve and an ideal expected value is very small, high-precision, high-stability and high-applicability control is achieved, and meanwhile industrial energy consumption is reduced.
Owner:HEBEI UNIV OF TECH
Industrial fuel gas for metal cutting and welding
This invention discloses an industrial fuel gas used for metal cutting and welding. Additive and dimethyl enther are added to cylinder to make-up the fuel, dimethyl enther is 40~99.9% and other rest additive. The additive is consisted by one or any several kind of following fuels as arbitrary proportion, petroleum liquefied gas, propane, butane, propylene, pentane, clean oil, methanol, ethanol. This invention has good burning property, security, environmental protection capability and extra high burning flame temperature. Comparing to acetylene, it is not easy to bomb, and its storage, transportation, using and management is more convenient and safe. There is no pollution to environment and operator. Its preheating and cutting velocity is fast, welding and welding line quality is good, oxygen consumption is low, so it improves work efficiency and reduces cost.
Owner:郑长同 +3
Production method for cordyceps militaris wine
InactiveCN103540503AGood conditionHigh in nutrientsAlcoholic beverage preparationBiotechnologyWine bottle
The invention discloses a production method for cordyceps militaris wine. The production method comprises the following steps of 1) taking cultivated eligible cordyceps militaris and culture bottles for later use, wherein the culture bottles are commercially available wine bottles; 2) preparing cooking wine for soaking, wherein the cooking wine is drinkable white wine or yellow rice or millet wine or red wine; 3) soaking according to the proportion of 1:(5-10) of cordyceps militaris and cooking wine; and 4) substituting bottle caps of wine bottles for bottle plugs for culture and soaking for one month to prepare the cordyceps militaris wine. According to the production method, the culture bottles are taken as the commercially available wine bottles, so that the state of the cordyceps militaris is not destroyed, conidial powder generated in culture of the cordyceps militaris is kept, and the greatest advantages are that the condition is good, the nutritional ingredient is high, and the industrial production cost is low. The production method does not comprise steps of smashing, heating and extracting, furthermore, conidial powder with strong biological activity is retained, industrial energy consumption is lowered, and the nutritional ingredient of the product is improved.
Owner:湖州新驰医药科技有限公司
Method for preparing fluorinated alkene by high temperature wet-cracking
ActiveCN101597208AHighly corrosiveAvoid corrosionPreparation by hydrogen halide split-offHeat-exchange elementsHydrogen fluorideSal ammoniac
The invention relates to a method for preparing fluorinated alkene by high temperature wet-cracking, belonging to the field of organic synthesis. The method is characterized in that under the condition of normal pressure and the temperature of 600-1000DEG C, hydrogen fluoride alkane with the molecular formula of HnFmC3 (n +m=8, n is more than or equal to 1 and less than or equal to 8, and m is more than or equal to 2 and less than 8) is taken as raw gas to have cracking reaction in the environment of water vapor or ammonia water vapor; no catalyst is used in the method, so that the generation cost is reduced, by-products are few, the selectivity of the product is high, subsequent purification and separation are convenient, the whole technique is easy to control, and the method is very suitable for producing the fluorinated alkene in industrialization-scale.
Owner:泉州宇极新材料科技有限公司
Method for removing harmful gases in boiler exhaust gas
ActiveCN104387159AEfficient purificationAchieve reuseNitrous oxide captureCalcareous fertilisersEnvironmental engineeringBiological agent
The invention belongs to the field of exhaust gas treatment and discloses a method for removing harmful gases in boiler exhaust gas. The method comprises the steps of 1) preparing a chemical agent, 2) preparing a biological agent, 3) desulfurizing and denitrifying, and 4) preparing a bacterial fertilizer. The method for removing harmful gases in boiler exhaust gas is simple and feasible, the cost of raw materials is low, nitrogen and sulfur oxides can be effectively removed, and the fertilizer is prepared from wastes, and therefore, waste materials are changed into things of value and the industrial value added is increased.
Owner:内蒙古阜丰生物科技有限公司
Method and system for recycling non-clean water source by utilizing osmotic energy
InactiveCN103449570AReduce usageReduce industrial energy consumptionDialysisWater/sewage treatment bu osmosis/dialysisProcess engineeringEngineering
The invention provides a method and a system for recycling a non-clean water source by utilizing osmotic energy. The method comprises the steps of enabling a raw material solution to circulate to one side of a semi-permeable membrane assembly through a pump, wherein the raw material solution is the non-clean water source which is generated in industry, municipal and life processes and cannot be directly utilized; enabling a resolvable driving substance in the form of a driving solution to circulate to the other side of the semi-permeable membrane assembly through the pump, unidirectionally diffusing water in the raw material solution to the driving solution though the semi-permeable membrane assembly so as to dilute the driving solution and realize the concentration of the raw material solution; enabling the diluted driving solution to return back to a solution storage pool, enabling the driving solution to return to a saturated state or improving the concentration, restoring the driving effect, repeating the processes of circulation, one-way penetration and driving restoring. The method and the system provided by the invention have the advantages that the condensation process of the non-clean water source and the dissolution process of the driving solute are simultaneously realized, the consumption of the uncontaminated water source is reduced, the industry energy consumption is reduced, and thus the production cost is reduced, and the economic benefits are improved.
Owner:上海颐润科技有限公司 +1
Synthesis method of sodium sugammadex
The invention provides a synthesis method of sodium sugammadex. The synthesis method includes: using gamma-cyclodextrin as a raw material, and subjecting the raw material sequentially to halogenationreaction, acetylation reaction, etherification reaction, alcoholysis and hydrolysis to obtain high-purity sodium sugammadex. Yield of the method is up to 70%, the method is simple in technical process, low in energy consumption, pollution-free, easy-to-get in raw materials, simple in industrial operation, low in cost, safe, environment-friendly and easy for industrial production, and sodium sugammadex up to higher than 99% in purity can be obtained without membrane dialysis operation.
Owner:河北坤安药业有限公司
Fresh potato non-fried convenient hot dry noodle and preparation method thereof
InactiveCN106962778AEvenly heatedReduce processFood ingredient as thickening agentFood preservationPhosphateRoom temperature
The invention discloses a fresh potato non-fried convenient hot dry noodle and a preparation method thereof. Thehot dry noodle comprises flour, fresh potatoes, salt, sodium carbonate, composite phosphate, gluten powder, sodium alginate and monoglyceride at a certain proportion. The preparation method comprises the following steps: (1) preparation of the fresh potatoes: washing potatoes with no decay and deterioration, peeling, cutting the potatoes into slices, putting the potato slices into a steamer and steaming; putting the steamed potato slices into a mortar, grinding the potato slices into a mud shape, putting the grinded potato mud into microwave and drying; (2) preparation of fresh noodles: uniformly mixing the obtained potato mud, kneading a dough, proofing under room temperature, putting formed noodles into a pot and boiling; (3) drying of the noodles: microwave drying the obtained fresh noodles. Thepreparation method has the advantages that the formula is reasonable, the energy consumption is reduced, and the production cost is lowered; more flavors and nutrients are endowed to the hot dry noodle. The fresh potato convenient hot dry noodle is non-fried, so that the safety and the preservability are greatly improved.
Owner:HUAZHONG AGRI UNIV
New process for preparing sodium thiocyanate
The invention belongs to the technical field of chemical engineering and discloses a new process for preparing sodium thiocyanate. The new process for preparing sodium thiocyanate comprises that coked gas PDS process desulphurized mixed salt is taken as a raw material, firstly sodium thiocyanate inside the raw material is extracted with methyl alcohol, then filter pressing is carried out, so that sodium thiocyanate filtrate is obtained, and finally evaporation concentration, cooling crystallization and centrifugal drying are carried out, so that sodium thiocyanate crystals are obtained. Sodium thiocyanate prepared by adopting the new process disclosed by the invention has high purity and good market prospect, desulphurization waste is effectively utilized, a waste material is changed into things of value, industrial raw material cost is greatly reduced, and occupying area is also reduced to some extent, so that an enterprise can make up the deficits and get surpluses.
Owner:徐州博创建设发展集团有限公司
Process for extracting total flavonoids from peanut shells
The present invention discloses a novel and simple method for extracting total flavonoids from peanut shells. A crude extraction method comprises: carrying out crude extraction on the crushed peanut shell powder with ethanol, recovering ethanol, and evaporating the residual extraction solvent to obtain an extract. A refining process comprises: extracting by petroleum ether, extracting by ethyl acetate and refining by macroporous adsorptive resin. The adsorption conditions and elution conditions of the macroporous adsorptive resin are investigated. The extraction refining process is simple in operation and stable and reliable in results, and is applicable to industrialized production.
Owner:SHENYANG BEIYUAN MEDICINE CO LTD
Processing method of refractory gold ore
InactiveCN103074489APromote symbiosisEfficient decompositionProcess efficiency improvementSulfurMicrobial agent
The invention belongs to the field of gold ore resource dressing and particularly discloses a processing method of refractory gold ore. The method comprises the steps of smash homogenate, oxidation decarbonization, microorganism catalysis, cyanidation gold extraction and the like. The invention also discloses a microorganism microbial agent for processing refractory gold ore. When the method disclosed by the invention is utilized, sulfur, arsenic and carbon elements in the gold ore can be effectively removed, meanwhile, the leaching rate of gold elements is improved, and better application prospects are realized.
Owner:徐希强
Method for extracting chlorogenic acid from honeysuckle
ActiveCN103864617AHigh yieldReduce usageCarboxylic acid esters separation/purificationChlorogenic acidUltraviolet
The invention relates to a method for extracting chlorogenic acid from honeysuckle. The method comprises the steps of grinding, ultraviolet radiation, hydrolysis, concentration, precipitation and the like. The method adopts ultraviolet with proper intensity for radiation and deionized water for hydrolysis and avoids using various extraction reagents and decoloring agents. The chlorogenic acid prepared by the method has high yield and the method has the advantages of low energy consumption and simple steps and can be widely applied to industrial production.
Owner:山东惠普生物科技有限公司
Method used for simultaneous extraction of ammonium sulfate and ammonium thiocyanate from coking waste liquid
InactiveCN105110351AReduce industrial energy consumptionHigh recovery rateThiocyanic acidAmmonium sulfatesAmmonium sulfateActivated carbon
The invention discloses a method used for simultaneous extraction of ammonium sulfate and ammonium thiocyanate from coking waste liquid. The method comprises following steps: coking waste liquid is filtered so as to remove impurities, and is delivered into a stirrer; air is pumped into the stirrer, a catalyst is added, and reaction is carried out for 3 to 10h at 50 to 90 DEG C with a pH value ranging from 5 to 6; active carbon is adopted for heating decoloring of filtered coking waste liquid at 55 to 85 DEG C for 0.3 to 1.5h; H2O2 is added for 1 to 3h of oxidation, an obtained product is subjected to evaporative crystallization and filtration, and an obtained crystal is collected; the crystal is delivered into a reactor, an alcohol organic solvent is added, an obtained mixture is mixed fully, and is filtered so as to obtain ammonium sulfate crystal; an obtained ammonium thiocyanate alcoholic solution is subjected to evaporative crystallization so as to obtain ammonium thiocyanate crystal, and an evaporated alcoholic solution is collected and recycled. The method can be used for simultaneous preparation of ammonium sulfate and ammonium thiocyanate; purifying process can be recycled; industrial energy consumption is low; recovery rate of ammonium sulfate and ammonium thiocyanate is high; no waste is discharged; the method is green, and is high in recovery rate, low in cost, and high in purity; and no pollution is caused.
Owner:SHAANXI RES DESIGN INST OF PETROLEUM CHEM IND
Lightweight coach body structure and section thereof
Owner:扬州新亚车辆有限公司
Synthetic method of 1,3,5-tris(4-tert-butyl-3-hydroxy-2,6-dimethylbenzyl)-1,3,5-triazine-2,4,6(1H,3H,5H)-trione compound
InactiveCN104557752AShort reaction timeReduce industrial energy consumptionOrganic chemistry1,3,5-TriazineBenzyl chloride
The invention discloses a synthetic method of a 1,3,5-tris(4-tert-butyl-3-hydroxy-2,6-dimethylbenzyl)-1,3,5-triazine-2,4,6(1H,3H,5H)-trione compound, wherein the synthetic method comprises the steps of adding DMF, cyanuric acid and triethylamine into a reaction kettle, then heating up to 80-100 DEG C, next dropwise adding a mixed solution of 4-tert-butyl-2,6-dimethyl-3-hydroxy benzyl chloride and DMF, after reaction, filtering, evaporating to dryness, dissolving with methanol and precipitating, and thus obtaining the synthetic product. The synthetic method has the advantages of simple operation, short reaction time, few by-products, and high product yield.
Owner:EAST CHINA NORMAL UNIV
Ecological concrete prepared from building spoil sintered micro-powder and preparation method of ecological concrete product
ActiveCN111116142AEfficient resource utilizationIncrease added valueAuxillary shaping apparatusFiberEnvironmental resource management
The invention relates to ecological concrete prepared from building spoil sintered micro-powder and a preparation method of an ecological concrete product. The ecological concrete comprises 100 partsof cement, 5 to 100 parts of spoil sintered micro-powder, 200 to 1200 parts of natural sand, 200 to 2000 parts of natural coarse aggregate, 0.1 to 5 parts of nano CaCO3, 0.01 to 10 parts of recycled PET fibers, 0.01 to 20 parts of an excitant, 0.1 to 5 parts of a water reducing agent and 30 to 150 parts of water. The preparation method comprises the following steps: grinding and screening buildingspoil, mixing with water, carrying out aging, sintering and curing, grinding the mixture, mixing the powder with other components, and finally carrying out casting molding, demolding and curing to obtain the concrete product. Compared with the prior art, efficient and high-added-value resource utilization of the building spoil is achieved, meanwhile, the requirements for cementing materials suchas cement and coal ash are reduced, and the building spoil is an environment-friendly sustainable building material.
Owner:TONGJI UNIV
Lithium bromide absorptive refrigeration coupled transcritical carbon dioxide cycle afterheat power generation system
InactiveCN110552749AEmission reductionReduce industrial energy consumptionClimate change adaptationEnergy efficient heating/coolingLithium bromideEngineering
The invention provides a lithium bromide absorptive refrigeration coupled transcritical carbon dioxide cycle afterheat power generation system. The system comprises a power generation circulating system, a refrigerating system and a water absorption circulating system; the power generation circulating system consists of a first circulating pump, an evaporator, a turbine and a condensation evaporator; the evaporator is provided with a first inlet, a first outlet, a second inlet and a second outlet; the condensation evaporator is provided with a third inlet, a third outlet, a fourth inlet and afourth outlet; and the turbine is provided with a steam inlet and a steam exhaust outlet. The refrigerating system and the water absorption circulating system are coupled with the power generation circulating system through the condensation evaporator to complement advantages each other; and through gradient utilization of afterheat, the industrial energy consumption is prominently reduced, the greenhouse gas emission is reduced, and the low-temperature afterheat recovery efficiency and the power generation efficiency are greatly improved.
Owner:CENT SOUTH UNIV
Edible glucose production method
PendingCN110846359ALow costReduce the burden onFermentationGlucose productionBiotechnologyGlucose production
The invention belongs to the technical field of glucose production. An edible glucose production method includes steps of saccharifying, crystallizing, nanofiltration and drying. A production processis simple and feasible, steps of decolorizing, ion exchange and the like are reduced, and accordingly cost of enterprises is greatly saved.
Owner:赵兰坤
Method for extracting saponin compounds from honeysuckle
ActiveCN103860622AIncrease profitLow costAntibacterial agentsNervous disorderUltraviolet radiationUltraviolet
The invention relates to a method for extracting saponin compounds from honeysuckle. The method comprises the steps of grinding, ultraviolet radiation, hydrolysis, concentration, precipitation, drying and the like. The method adopts ultraviolet with proper intensity for radiation and deionized water for hydrolysis and avoids using various extraction reagents and decoloring agents. The saponin compounds prepared by the method has high yield and the method has the advantages of low energy consumption, no pollution and simple operating steps and can be widely applied to industrial production.
Owner:山东惠普生物科技有限公司
Polymerization inhibitor adding device for inhibiting pipeline polymerization reaction
ActiveCN110372486AIncrease profitReduce dosageCarbonyl compound separation/purificationEvaporationProduct gas
The invention discloses a polymerization inhibitor adding device for inhibiting pipeline polymerization reaction. Based on a production process of methacrolein, a set of polymerization inhibitor adding device composed of four parts of an evaporation feeding system, a polymerization inhibitor feeding system, a heat preservation jacket glass reaction pipe and a condensation collection device is designed. In particular, an adding method of a polymerization inhibitor is mentioned. According to the method, the polymerization inhibitor is added in the way of atomization to form aerosol which is fully mixed with polymerization gas, the same polymerization inhibition effect with less dosage as a traditional polymerization inhibitor can be achieved, and the problem of production capacity reductionor even shutdown caused by pipeline blockage is solved.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI +1
Insulin lispro-protamine sulfate preparation and preparation method thereof
ActiveCN105535942AImprove stabilityEnsure medication safetyPeptide/protein ingredientsMetabolism disorderSulfateGlycerol
The invention provides a preparation method of an insulin lispro-protamine sulfate preparation. The insulin lispro-protamine sulfate preparation contains the following ingredients in concentration: 3.47mg / ml of insulin lispro, 0.095mg / ml to 0.28mg / ml of protamine sulfate, 0.025mg / ml to 0.05mg / ml of zinc, 0.5mg / ml to 1.0mg / ml of phenol, 1.5mg / ml to 2.5mg / ml of m-cresol, 16mg / ml of glycerine and 2mg / ml to 4mg / ml of disodium hydrogen phosphate. The preparation method comprises the steps of carrying out solution mixing on an acidic solution of insulin lispro and an alkaline solution of protamine sulfate, then, carrying out crystallization, adding an m-cresol and glycerine solution into completely-crystallized crystalline liquid, and carrying out uniform mixing, thereby obtaining the insulin lispro-protamine sulfate preparation. According to the preparation method, the consumed time is short, and the obtained product is stable in quality.
Owner:TONGHUA DONGBAO PHARMA
Technology for extracting flavone of peanut shells
ActiveCN103875909BHigh extraction rateLow costAnimal feeding stuffMicrowave methodProcess engineering
Owner:山东金胜粮油食品有限公司
Industrial air purification system
ActiveCN107362648AMeet Clean Emissions RequirementsReduce overflowHuman health protectionCombination devicesResource utilizationFiltration
The invention discloses an industrial air purification system. Aiming at the main physicochemical and size distribution properties of promiscuously discharged smoke dust produced in an industrial production process, a blind window, an efficient separation trough plate and an static electricity integrated three-stage particle capture method is adopted, a spraying and liquid film flushing two-stage particle ash removal process is disclosed, finally, the efficient capture of promiscuous smoke dust in the industrial production process is realized, and a working environment is thoroughly improved; and based on ''blind window, efficient separation trough plate and static electricity integrated three-stage particle capture'' and ''spraying and liquid film flushing two-stage particle ash removal, ''filtration concentration and filter pressing particle raw material recycle'' is further adopted, so that the resource utilization of smoke dust particles and cyclic utilization of industrial water are realized.
Owner:SHANDONG UNIV +1
Industrialized preparation method of guacetisal and medical application of dry suspension
InactiveCN103102271BReduce usageEasy to operatePowder deliveryOrganic active ingredientsReaction rateReaction temperature
Owner:DALIAN MINGSEN PHARMA
Industrial tail gas treatment system
InactiveCN112121581ARealize secondary dust removal treatmentHigh bonding strengthHuman health protectionCombination devicesPtru catalystCyclonic separation
The invention relates to the field of tail gas treatment devices, and concretely relates to an industrial tail gas treatment system. The system comprises a pretreatment unit, a tail gas catalysis device, a sulfur removal device and a grease removal device which are sequentially arranged in the industrial waste gas conveying direction. Compared with like systems in the prior art, the industrial tail gas treatment system provided by the invention has the advantages that preliminary separation and forced separation treatment of industrial waste gas are realized, gaseous pollutants such as sulfurdioxide and nitrogen oxide and particulate pollutants in the industrial waste gas are removed at the same time, the removal efficiency can reach up to 98% or above; and the efficiency of removing sulfur dioxide, nitric oxide and other acid gases in waste gas can reach 95% or above; secondary dust removal treatment on the tail gas is achieved by conducting cyclone separation dust removal and electrostatic dust removal on the tail gas; and meanwhile, VOC in the tail gas is purified through a catalyst formed by loading a perovskite type rare earth composite oxide on a carrier, so the flue gas treatment amount is large, the dust collection efficiency is high, the catalytic efficiency is high, the service life is long, and the maintenance cost is low.
Owner:苏州云式环境科技有限公司
Pretreatment method of polyacrylonitrile base carbon fiber precursor
InactiveCN102720058ALower the starting temperaturePrevent fusion bondingFibre treatmentFibre chemical featuresPretreatment methodCarbon fibers
The invention belongs to the technical field of carbon fiber preparation, and particularly relates to a pretreatment method of polyacrylonitrile base carbon fiber precursor. In the method, the polyacrylonitrile base carbon fiber precursor needing pre-oxidation is soaked for a certain time in an amino acid solution with concentration of 7-30% by mass, wherein the amino acid comprises lysine and arginine, and the soaking temperature is 25-85 DEG C. Through the invention, the technical problems of complicated operation, environmental pollution and the like of the existing precursor pretreatment technology are solved. The method provided by the invention is simple to operate and pollution-free, can effectively reduce the starting temperature of the cyclization reaction, reduces the heat discharge in the pre-oxidation process, and avoids the fusion bonding of the precursor in the subsequent treatment processes.
Owner:FUDAN UNIV
System device and application for desorbing hydrogen sulfide in gas phase
InactiveCN108211725AAvoid cloggingReduce industrial energy consumptionGas treatmentGaseous fuelsGas phaseProcess engineering
The invention discloses a system device for desorbing hydrogen sulfide in a gas phase. The system device comprises a raw material gas inlet, an air inlet, a separator, a double-grade rotation fillingbed absorption-regeneration device, a demister, a barren liquor tank, a rich liquor tank, a settlement separation system and a sulfur recycling system, wherein the raw material gas inlet is connectedwith gas inlet of the separator; the gas outlet of the separator, the demister, the barren liquor tank, the rich liquor tank, the air inlet, a tail gas discharge hole and the settlement separation system are respectively connected with the double-grade rotation filling bed absorption-regeneration device; the upper-layer liquid outlet of the settlement separation system is connected with the liquidinlet of the barren liquor tank; a bypass is arranged between the settlement separation system and the barren liquor tank; the bypass is connected with the liquid inlet of the rich liquor tank through a pipeline; and the lower-layer liquid outlet of the settlement separation system is connected with the sulfur recycling system. As conventional absorption equipment and regeneration equipment are combined into one piece of equipment, industrial energy consumption and industrial floor spaces can be reduced, and due to adoption of stator-rotor devices, the process transfer efficiency is greatly improved.
Owner:BEIJING UNIV OF CHEM TECH
Decarbonizing and desulphurizing bacterium agent for difficultly-selected gold ore and application thereof
ActiveCN103205381BPromote symbiosisEfficient decompositionBacteriaMicroorganism based processesAlicyclobacillusMicrobiology
Owner:SHANDONG GOLD GUILAIZHUANG MINING CO LTD
Method for separating and purifying lactose from whey
PendingCN108264528AHigh purityEasy to operateIon-exchange process apparatusSugar derivativesMilk SerumPurification methods
The invention belongs to the technical field of sugar separation and purification, and discloses a method for separating and purifying lactose from whey. The method comprises the steps that the lactose is placed into a vessel, heating is carried out to 70-75 DEG C, heat preservation is conducted, then centrifugation is carried out, a supernatant liquid is collected, then adsorbent is added into the supernatant liquid, stirring is conducted, then standing and filtering are conducted, and a filter liquid is collected; the filter liquid is filtered through nanofiltration membrane, and a filteredliquid is collected; the filtered liquid is concentrated, crystallized and dried to obtain the lactose. The method for separating and purifying the lactose from the whey has the advantages that the extraction and purification method is simple, the purity degree of the lactose is high, and the operability is high.
Owner:YANTAI UNIV
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