Preparation of double sulfates of magnesium with sodium or potassium

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    Process for the production of potassium sulphate and magnesium sulp...

    • Patent number 11,306,033
    • Issue date Apr 19, 2022
    • Dead Sea Works Ltd.
    • Joseph Lati
    • C01 - INORGANIC CHEMISTRY
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    Potassium magnesium fertilizer

    • Patent number 11,021,411
    • Issue date Jun 1, 2021
    • KSM INC.
    • Jean-Marc Lalancette
    • C01 - INORGANIC CHEMISTRY
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    Process for the selective floatation of kainite from mineral mixtur...

    • Patent number 10,118,183
    • Issue date Nov 6, 2018
    • K + S Aktiengesellschaft
    • Uwe Wachsmuth
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
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    Methods of processing solutions of potassium sulfate and magnesium...

    • Patent number 9,139,446
    • Issue date Sep 22, 2015
    • Intercontinental Potash Corp. (USA)
    • Steven L. Chastain
    • C01 - INORGANIC CHEMISTRY
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    Chemical process to produce hydrogen chloride and chloride-free com...

    • Patent number 7,887,776
    • Issue date Feb 15, 2011
    • Leonid Finkelshtein
    • C01 - INORGANIC CHEMISTRY
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    Blasting process for removing contaminants from substrates and pota...

    • Patent number 6,007,639
    • Issue date Dec 28, 1999
    • Church & Dwight Co., Inc.
    • Andrew Logan
    • C01 - INORGANIC CHEMISTRY
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    Process for the manufacture of potassium sulphate by treating solut...

    • Patent number 4,533,536
    • Issue date Aug 6, 1985
    • Mines de Potasse d'Alsace S.A.
    • Michel Bichara
    • C01 - INORGANIC CHEMISTRY
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    Granulation of potash salts

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    • Issue date May 31, 1983
    • International Minerals & Chemical Corp.
    • William B. Dancy
    • C05 - FERTILISERS MANUFACTURE THEREOF
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    Separation of complex potassium salts from brine evaporites

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    • Issue date Jul 6, 1976
    • N L Industries, Inc.
    • Abraham Sadan
    • C01 - INORGANIC CHEMISTRY
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    3925028

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Patents Applicationslast 30 patents