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Patent Of Dicalcium Phosphate From Rock Phosphate

US2728635A Production of feed grade dicalcium phosphate a method of producing feed grade dicalcium phosphate which comprises acidulating a fluorinecontaining phosphate rock with a mixtur of sulfuric and phosphoric acids to form superphosphate, hydrolyzing the superphosphate with a limited excess of water to form a hydrolysis product comprising a fluorinecontaining solid and dicalcium.

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Patent Of Dicalcium Phosphate From Rock Phosphate

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  • patents on phosphate rock benefication
    patents on phosphate rock benefication

    Benefication for phosphate for sale . patents on phosphate rock benefication XSM is a leading global manufacturer of crushing and milling equipment (patents on phosphate rock benefication),XSM also supply, Get More Info method for beneficiation of phosphate rock, Chat; Ore Beneficiation Arabia - noworriin.

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  • process for making dicalcium phosphate from rock
    process for making dicalcium phosphate from rock

    Production of dicalcium phosphate by treatment of phosphate rock This paper presents results laboratory experiments to test a new process for manufacture of dicalcium phosphate. The process is based on the nitric acidulation.

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  • Patent Of Dicalcium Phosphate From Rock Phosphate
    Patent Of Dicalcium Phosphate From Rock Phosphate

    US2728635A Production of feed grade dicalcium phosphate a method of producing feed grade dicalcium phosphate which comprises acidulating a fluorinecontaining phosphate rock with a mixtur of sulfuric and phosphoric acids to form superphosphate, hydrolyzing the superphosphate with a limited excess of water to form a hydrolysis product comprising a fluorinecontaining solid and dicalcium.

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  • Mechanical activation of the phosphate rock
    Mechanical activation of the phosphate rock

    2009-8-9 · The direct application of phosphate rock seems to offer a better alternative in terms of low cost, least energy-intensive and sophistication of processing of the phosphate.

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  • US2728635A Production of feed grade dicalcium phosphate
    US2728635A Production of feed grade dicalcium phosphate

    In my patent application Serial No. 4887 referred to above a cyclic method is described for producing dicalcium phosphate from phosphate rock in which 

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  • Dicalcium phosphate dihydrate | H5CaO6P | ChemSpider
    Dicalcium phosphate dihydrate | H5CaO6P | ChemSpider

    Structure properties spectra suppliers and links for: Dicalcium phosphate dihydrate Dicalcium phosphate 7789-77-7 14567-92-1

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  • DicalciumPhosphates Process Technology
    DicalciumPhosphates Process Technology

    2008-11-7 · Dicalcium phosphate shows the most commonly used production method is known as the “wet acid” route in which rock phosphate is reacted with sulphuric acid to produce phosphoric acid. After concentration and purification to reduce the level of undesirable elements, this phosphoric acid is.

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  • DICalcium phosphate | Ca2O4P PubChem
    DICalcium phosphate | Ca2O4P PubChem

    DI-Calcium phosphate | Ca2O4P+ | CID 21584077 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological.

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  • Effect of Hydrochloric Acid on Leaching Behavior of Calcareous
    Effect of Hydrochloric Acid on Leaching Behavior of Calcareous

    During beneficiation of phosphate rocks huge amounts of oversize conditions some of the apatite may be dissolved to form soluble monocalcium phosphate during the selective Phosphate. Minerals US Patent No 2 293640 (1940)

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  • Establishing processes in producing dicalcium phosphate
    Establishing processes in producing dicalcium phosphate

    quantities are a potential source of dicalcium phosphate (DCP) and gelatin grade phosphoric acid (H3PO4) with lime to prepare MCP DCP or a mixture World Intellectual Property Organization Patent Number WO2004076348A1

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  • ATAB (Dicalcium Phosphate Anhydrous Granular) (12)
    ATAB (Dicalcium Phosphate Anhydrous Granular) (12)

    Phosphoric acid calcium salt (1:1) Calcium Hydrogen Phosphate Anhydrous recommendation for uses which infringe valid patents or as extending license 

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  • US Patent for Recovery of calcium fluoride from
    US Patent for Recovery of calcium fluoride from

    Justia Patents Agitating During Reaction US Patent for Recovery of calcium fluoride from phosphate operation waste water Patent the filtrate is treated with another charge of calcium oxide to produce dicalcium phosphate (dical) which is separated from the aqueous phase. Process of producing defluorinated product from low BPL phosphate rock;.

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  • Calcium hydrogen phosphate | CaHPO4 PubChem
    Calcium hydrogen phosphate | CaHPO4 PubChem

    Calcium hydrogen phosphate | CaHPO4 or CaHO4P | CID 24441 - structure chemical names physical and chemical properties classification patents literature biological activities New Window. Dicalcium phosphate phosphoric acid

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  • US Patent 4191734. Fluoridefree phosphate
    US Patent 4191734. Fluoridefree phosphate

    Fluoride-free phosphate reactions Abstract. Substantially fluoride-free phosphoric acid is produced by the acidulation of phosphate rock with sulfuric acid wherein the acidulation reaction is conducted in the presence of added potassium as.2 O bearing compounds, e.g..4,.2.4,.2.4 or KOH, and additional silica, to precipitate fluorides and silica as.

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  • Processes for the manufacture of feedgrade
    Processes for the manufacture of feedgrade

    1976-10-26 · The invention relates to a combined process for the manufacture of feed grade dicalcium phosphate and pure phosphoric acid. The process comprises the reaction of an excess of phosphate rock with aqueous solutions of a mineral acid selected from hydrochloric acid, phosphoric acid and nitric acid, characterized by the fact that the free acidity of the dissolution liquor does not exceed 60% and.

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  • Refining Phosphate
    Refining Phosphate

    1 Jan 2017 Commercial phosphate rock is then digested with sulfuric acid. Dicalcium Phosphate (DCP) is a key product of the EcoPhos process. EcoPhos has developed and patented several processes to produce phosphates from 

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  • Method of granulating the fine phosphate rock
    Method of granulating the fine phosphate rock

    Patent registration . Method of granulating the fine phosphate rock In the method of granulation of fine phosphate rock in the presence of a binder additive as a last use a mixture of the pulp of phosphate and the amount of salt ? oxides in the ratio of monocalcium phosphate : the sum of the single salts oxides equal to 1 : (0.05 to 0.45.

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  • patent of dicalcium phosphate from rock phosphate
    patent of dicalcium phosphate from rock phosphate

    HOME Product patent of dicalcium phosphate from rock phosphate. Production of defluorinated dicalcium phosphate from phosphate . A new process to produce defluorinated dicalcium phosphate (DCP) using phosphate rock concentrate has been developed. This new process has as main . Poultry feed availability and nutrition in developing countries FAO.

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  • dicalcium phosphate making process
    dicalcium phosphate making process

    Patent of dicalcium phosphate from rock phosphate. patents of preparation of dcp from rock phosphate. process for making dicalcium phosphate from rock More Info chlorophosphate process for dicalcium Price; Dcp Process Through Rock Phosphate belgianpress.

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  • Journal A. Cuneyt Tas
    Journal A. Cuneyt Tas

    (CaHPO4 dicalcium phosphate anhydrous) powders at room temperature first patented CaP putty-like paste development study by Drisk- ell et al.7 back in phase whereas butanol–phosphoric acid mixture was the oil phase. Chen et 

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