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838 results about "Chloride potassium" patented technology

Potassium is a mineral that is found in many foods and is needed for several functions of your body, especially the beating of your heart. Potassium chloride is used to prevent or to treat low blood levels of potassium (hypokalemia).

Method for producing potassium chloride by using blast furnace dust of iron and steel enterprises

The invention discloses a method for producing potassium chloride by using blast furnace dust of iron and steel enterprises. The method comprises the following steps: mixing the blast furnace dust with running water according to a certain ratio in a pre-leaching process; at the end of the mixing, stirring and leaching the mixed solution in a leaching process; filtering the mixed solution in a primary filtering procedure; removing impurities out of primary filtrate in a precipitating and impurity removing procedure; leaching the primary filter residue for the second time in a secondary leaching procedure; adding a precipitator to the primary filtrate in the precipitating procedure for precipitate and removing impurities; standing still for layering or filtering after completely precipitating; carry out multi-effect crystallization on clear liquid in an evaporation crystallization process to produce potassium chloride and sodium chloride products; filtering the mixed solution to secondary filtering equipment after the secondary leaching procedure reaches the filter condition; and recycling secondary filter residue for making iron, and returning the secondary filtrate to the pre-leaching process to be used again. By adopting the method, the high potassium feature in the blast furnace dust is fully utilized, waste materials are changed into valuable resources, the damage of emission of waste to the environment is reduced, and a high-quality potassium chloride product is also produced.
Owner:UNIV OF SCI & TECH BEIJING

Color function seasoning low-sodium liquid salt and preparing method thereof

The invention relates to a color function seasoning low-sodium liquid salt formula and a preparing method of color function seasoning low-sodium liquid salt. Low-sodium liquid salt mother liquor is used as main raw materials of the low-sodium liquid salt. The low-sodium liquid salt mother liquor comprises (according to the mass percent in the mother liquor salt content total quantity) 60%-80% of sodium chloride, 15%-30% of potassium chloride and 5%-15% of magnesium chloride. The low-sodium liquid salt further comprises a plant source function component with the adding quantity (according to the mass added into 100 mL of low-sodium liquid salt mother liquor) is 0.5%-10%. Optimization technologies such as mixing, homogenization, sterilization and filling are carried out, and color function seasoning low-sodium liquid salt products with function component activity being maintained to the maximum degree are prepared. A controllable-quantity liquid packaging container is used, the salt can be easily and evenly blended into food, the problem that solid salt is dissolved slowly, so that excessive adding or uneven dispersing may happen is solved, and accordingly eating is convenient and flexible. Compared with traditional solid salt production, during a production process of the liquid salt, a large amount of equipment needed for salt drying can be reduced, energy loss is lowered, and waste water discharging is lowered.
Owner:CHINA AGRI UNIV

Method for comprehensively utilizing potassium, boron and lithium in carbonate type salt lake brine

ActiveCN103508462AGood for concentration and enrichmentSolve the difficulty of comprehensive utilization of lithiumBoron-oxygen compoundsAlkali metal chloridesChloride potassiumLithium carbonate
The invention provides a method for comprehensively utilizing potassium, boron and lithium in carbonate type salt lake brine. The brine type is converted from the carbonate type into the chloride type through introducing the acidification technology, so that the brine composition is simplified, and further the technical problem of combined extraction of potassium, boron and lithium from the carbonate type salt lake brine is solved. According to the method, the acidification technology is adopted to regulate the pH value of the brine, and the solvent extraction method is adopted to extract boric acid from the acidified brine; raffinate enters a sodium salt pond, then is subjected to solarization and evaporation to separate out sodium salt, and gets into a potassium salt pond to separate out potassium mixed salt; the potassium mixed salt is purified to prepare potassium chloride by adopting the flotation method; the precipitation method is adopted to extract lithium carbonate from the potassium separated mother liquor with enrichment of lithium; old brine subjected to lithium extraction is returned to the acidification pond for recycling.
Owner:ZHENGZHOU MINERALS COMPOSITIVE UTILIZATION RES INST CHINESE GEOLOGICAL ACAD

Process for producing potassium chloride by using potassic salt ores

The invention discloses a process for producing potassium chloride by using potassic salt ores, which comprises the following steps: firstly, crushing potassic salt ores into particles with a size of 2-5 mm; then, adding the particles into a decomposition crystallizer through an electromagnetic oscillator, and simultaneously adding fresh water and circulated saturated fluid KCl-NaCl-MgCl2-H2O quanternary-system brine into the decomposition crystallizer, wherein in the process of adding, the circulated brine and raw ores are simultaneously fed into a reaction area of the decomposition crystallizer, and the fresh water is added at the junction of the reaction area and a crystallization area of the decomposition crystallizer; driving a bottom flow of the decomposition crystallizer into a flotation machine to carry out flotation, wherein the flotation is implemented sequentially through primary rougher flotation, primary scavenging and primary or secondary fine flotation; and carrying out washing, centrifugal dehydration and drying on concentrates subjected to fine flotation so as to obtain a potassium chloride product. The process disclosed by the invention is simple in production process and easy to operate, and has no restriction on the content of each component of the raw material potassic salt ores. Produced potassium chloride products are good in quality, large in particle size, and can be easily filtered and subjected to centrifugal dehydration, the energy consumption is reduced in the process of drying, and a phenomenon of blocking is uneasily caused, thereby bringing convenience to users.
Owner:BLUESTAR LEHIGH ENG INST CO LTD

Preparation method and application of lead-polluted soil restoration material

The invention discloses a preparation method and application of a lead-polluted soil restoration material. The preparation method comprises the following steps: 1) dipping, concretely, dispersing nanometer hydroxylapatite in water, performing ultrasonic processing, adding potassium chloride, then adding bagasse, uniformly stirring, separating, and drying; and 2) performing pyrolysis, concretely, performing pyrolysis on the dried material in a protective atmosphere, so as to obtain a black solid, and grinding, so as to obtain the target material. A preparation method of biological carbon comprises the following steps: 1) drying, concretely, crushing agricultural wastes and drying; and 2) performing pyrolysis, concretely, performing pyrolysis on dried bagasse in a protective atmosphere, grinding and sieving. Application of the prepared lead-polluted soil restoration material to in-situ restoration of lead-polluted soil is disclosed. The in-situ restoration method for lead-polluted soil comprises pouring the prepared lead-polluted soil restoration material to soil, then adding water and uniformly mixing. The prepared restoration material is applicable to in-situ restoration of lead-polluted soil and is high in restoration efficiency.
Owner:师大清远环境修复科技有限公司

Hepatic stem cell preserving solution and applications of hepatic stem cell preserving solution

The invention discloses hepatic stem cell preserving solution and applications of the hepatic stem cell preserving solution. The hepatic stem cell preserving solution provided by the invention is prepared by fixing the volume of injection solution including 0.1 to 1g of human albumin, 2.60 to 4.97g of sodium chloride, 2.48 to 4.74g of sodium gluconate, 1.82 to 3.40g of sodium acetate, 0.18 to 0.35g of potassium chloride, 0.15 to 0.28g of magnesium chloride, and 0.4 to 0.7mL of heparin calcium based on effective dose by water to be reach to 100mL. The hepatic stem cell preserving solution provided by the invention is used for storing hepatic stem cells, and the survival rate of the hepatic stem cell is more than 85% and even more than 95% within 12 hours. The cell suspension which is obtained by floating the hepatic stem cells on the hepatic stem cell preserving solution can be used as the medicine for treating diabetes mellitus, and has the characteristics of being high in stability, good in curative effect, high in safety, being without toxic or side effect, convenient to store and transport, applicable to massive clinical use, and broad in application prospect. The hepatic stem cell preserving solution brings good news for diabetic patients, and provides a new way for clinical stem cell use.
Owner:北京清美联创干细胞科技有限公司

Production process of refined potassium chloride

The invention discloses a production process of refined potassium chloride, in particular to a process for refining 90% potassium chloride into more than 97% food grade potassium chloride. The process comprises the following steps of: adding 90% potassium chloride into a potassium chloride saturated solution (circulating solution) at room temperature to obtain a supersaturated solution; filtering the supersaturated solution by using a coarse filter, heating to 100-105 DEG C, and fully dissolving potassium chloride; filtering the high temperature saturated solution by using a heat insulating filter to obtain a refined saturated solution; cooling and crystallizing the refined saturated solution by a vacuum cooling crystallizer, dewatering by a centrifugal machine, and drying by a drying bed to obtain refined food grade potassium chloride, and returning the mother solution separated from the centrifugal machine back to the system to be used as a circulating solution. The method can be used for effectively removing soluble impurities and insoluble substances in the 90% potassium chloride product, and the content of the product achieves more than 97% and reaches the standard of food grade potassium chloride. The invention has the advantages of simple equipment, short process flow, no environment pollution and easy realization of industrialization.
Owner:天津长芦汉沽盐场有限责任公司

Soda water beverage and preparation method thereof

The invention discloses a soda water beverage and a preparation method thereof. The soda water beverage comprises raw materials in parts by weight added to every 1,000 kg of water as follows: 100-300 g of sodium bicarbonate, 40-120 g of acesulfame, 15-45 g of magnesium sulfate, 1-3 g of potassium chloride and 75-225 g of lemon essence, and the PH value of the soda water beverage is 7.1-8.5. The technological process of the soda water beverage comprises following steps: (1), equipment cleaning and sterilization; (2), raw water treatment; (3), blending; (4), soda water sterilization; (5), bottle and bottle cap disinfection; (6), filling and packaging. The soda water beverage is helpful to relieve symptoms such as indigestion, constipation and the like and is helpful to uric acid excretion, thereby having prevention and treatment functions on hyperuricemia or gout; in hot summer, sodium in the soda water can supplement sodium lost through sweat volatilization, and the soda water beverage is quite popular fashion drink; primary and secondary reverse osmosis devices are adopted for an efficient desalination technology, impurities such as inorganic ions, bacteria, viruses, metal ion organic matters, colloids and the like in raw water can be removed, high-quality highly-pure water is obtained, the operating cost is saved, and environmental protection is facilitated.
Owner:LUOHE RIKANG FOODSTUFF & DRINK

Carragheenan and potassium chloride gelled hydroxypropyl methylcellulose enteric-coated hollow capsule

The invention relates to a carragheenan and potassium chloride gelled hydroxypropyl methylcellulose enteric-coated hollow capsule, and belongs to the technical field of the production of hollow capsules. The hollow capsule is characterized in that the hollow capsule is prepared through mixing a main raw material hydroxypropyl methylcellulose with carragheenan and potassium chloride under a special condition, the hollow capsule has the characteristics of timely disintegration, low water content, suitableness for medicines having strong hygroscopic property and being sensitive to water, small influences of a dissolve-out medium to the shell of the capsule, high drug compliance, long storage duration data, no deterioration within 3-4 years, low condition requirements on the storage and the transportation, difficult crushing in the low humidity environment, difficult deformation, putrefaction and deterioration in the high temperature environment, according with the requirements of populations having all culture backgrounds because of pure vegetable fibers, almost no pollution in the production process, secondary re-dissolving utilization of tailings, omission of the commonly-used surfactants and plasticizers, acceleration of the gelling speed by reducing the gelling temperature only through utilizing potassium chloride to assist the carragheenan, additive reduction, production cost reduction, and suitableness for the mass popularization.
Owner:SICHUAN TIANSHENG PHARMA

Production process of preparing high-quality potassium chloride from carnallite

A production process of preparing high-quality potassium chloride from carnallite includes the steps of 1) crushing carnallite ore; 2) adding the crushed carnallite ore to a decomposition crystallizer filled with saturated mother liquid; 3) adding fresh water or a washing mother liquid obtained in subsequent processes into the decomposition crystallizer; 4) stirring the slurry so that a quasi-closed loop circulation flowing status that the ore slurry flows from bottom to top in a flow guide cylinder and flows from top to bottom in an annular chamber being adjacent to the external side of the flow guide cylinder is formed, and during the flowing process, the carnallite is decomposed and the potassium chloride is crystallized; and 5) sieving a bottom flow in the decomposition crystallizer, wherein the oversize substance serves as tailings while the undersize substance is filtered then; and 6) feeding a filtrate to the next process to perform evaporation crystallization to recycle the KCl, and washing, filtering and drying a filter cake. The production process is simple, is low in mechanical loss and energy consumption, is low in production cost, is free of any chemical reagents and is environment-friendly. The potassium chloride product has good quality and large granularity.
Owner:CHANGSHA DESIGN & RES INST OF CHEM IND MIN

Method for producing potassium sulfate from potassium/chlorine-ion-containing solid waste

The invention discloses a method for producing potassium sulfate from potassium/chlorine-ion-containing solid waste, which comprises the following steps: leaching potassium/chlorine-ion-containing solid waste with water, wherein the potassium/chlorine ions and other soluble impurity ions enter the water to form a potassium-chloride-containing mixed solution; adding an alkaline matter into the mixed solution to regulate the pH value of the solution, thereby performing primary impurity removal; adding soluble carbonate into the solution to perform secondary impurity removal; carrying out solid-liquid separation; adding ammonium sulfate into the filtrate; after the sulfating reaction, adding alcohol to precipitate potassium sulfate; after the potassium sulfate precipitation reaction, carrying out solid-liquid separation; drying the filter residue to obtain the potassium sulfate product; adding the filtrate into a concentration and crystallization device to perform concentration and crystallization, and carrying out solid-liquid separation, wherein the filter residue is the potassium-containing ammonium chloride product. By using the method, the recovery rate of K2O in the product is not less than 91% in the potassium-chloride-containing mixed solution.
Owner:XIANGTAN TIANZHI TECH

Process for extracting potassium chloride from native sylvite ore

The invention discloses a process for extracting potassium chloride from native sylvite ore, which comprises the following steps of: (1) crushing the ore: coarsely crushing the sylvite ore; (2) performing floatation: performing floatation in saturated motor solution at normal temperature and normal pressure, and adding an inhibitor modified cellulose, a collector alkyl fatty amine and an auxiliary collector unsaturated aliphatic hydrocarbon, wherein the floatation process comprises twice rougher floatation and twice concentration, and middlings in the concentration are sequentially returned for re-concentration; (3) dewatering and size mixing: dewatering products in a tank after primary rougher floatation and before secondary rougher floatation until the pulp concentration is 50 to 70 percent, and performing size mixing; and (4) washing concentrate: mixing washing water and a proper amount of floatation saturated mother solution, performing size mixing, washing and filtering on the floatation concentrate. The process ensures that the flow is reasonable, the selected granularity is high, the granularity of tailings is high, the ore is easy to dewater and convenient to refill, the energy consumption is low and the operation is simple, and is suitable for extracting a potassium chloride product used for agriculture and industry, which meets the national standard, from the native sylvite ore.
Owner:CHANGSHA DESIGN & RES INST OF CHEM IND MIN
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