obtaining anhydrite

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  • CPC
  • C04B11/05
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lower heat processed calcium sulphates for early strength cements a...

    • Patent number 9,611,172
    • Issue date Apr 4, 2017
    • Mustafa Özsüt
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Method for producing an anhydrite III or α based hydraulic b...

    • Patent number 6,706,113
    • Issue date Mar 16, 2004
    • Societe Europeenne d′Exploitation de Technologies Industrielles
    • Jean Couturier
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Processing equipment and method for a pulverulent calcium sulphate...

    • Patent number 6,174,362
    • Issue date Jan 16, 2001
    • Christian Dussel
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Process for preparing calcium sulfate anhydrite

    • Patent number 5,169,444
    • Issue date Dec 8, 1992
    • Gebruder Knauf Westdeutsche Gipswerke KG
    • Friedrich-Wilhelm Boos
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Method of treating produced gypsum

    • Patent number 5,169,617
    • Issue date Dec 8, 1992
    • Ruedersdorfer Zement GmbH
    • Paul Clemens
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Self-levelling mortar mixture

    • Patent number 4,931,099
    • Issue date Jun 5, 1990
    • Bayer Aktiengesellschaft
    • Jurgen Dobbers
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Process for the preparation of calcium sulphate anhydrite and calci...

    • Patent number 4,387,083
    • Issue date Jun 7, 1983
    • Stamicarbon, B.V.
    • Cornelis A. M. Weterings
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Anhydrite cellular concrete composite building elements and their m...

    • Patent number 4,300,324
    • Issue date Nov 17, 1981
    • Produits Chimiques Ugine Kuhlmann
    • Robert Koeppel
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Anhydrite cellular concrete and composite building elements

    • Patent number 4,233,080
    • Issue date Nov 11, 1980
    • Produits Chimiques Ugine Kuhlmann
    • Robert Koeppel
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Anhydrite binder and method

    • Patent number 4,151,000
    • Issue date Apr 24, 1979
    • Produits Chimiques Ugine Kuhlmann
    • Roland Bachelard
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Method for producing insoluble calcium sulfate anhydrite

    • Patent number 4,080,422
    • Issue date Mar 21, 1978
    • United States Gypsum Company
    • Robert E. McCleary
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Production of synthetic anhydrite

    • Patent number 4,016,240
    • Issue date Apr 5, 1977
    • Bayer Aktiengesellschaft
    • Friedrich Hinsche
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Calcium sulphate anhydrite mortar

    • Patent number 3,954,492
    • Issue date May 4, 1976
    • Gebruder Knauf West Deutsche Gipswerke
    • Karl Knauf
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3915724

    • Patent number 3,915,724
    • Issue date Oct 28, 1975
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3900333

    • Patent number 3,900,333
    • Issue date Aug 19, 1975
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3789111

    • Patent number 3,789,111
    • Issue date Jan 29, 1974
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3650689

    • Patent number 3,650,689
    • Issue date Mar 21, 1972
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3305375

    • Patent number 3,305,375
    • Issue date Feb 21, 1967
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3024123

    • Patent number 3,024,123
    • Issue date Mar 6, 1962
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    2999007

    • Patent number 2,999,007
    • Issue date Sep 5, 1961
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    2959466

    • Patent number 2,959,466
    • Issue date Nov 8, 1960
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    2937926

    • Patent number 2,937,926
    • Issue date May 24, 1960
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    2606129

    • Patent number 2,606,129
    • Issue date Aug 5, 1952
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    2418590

    • Patent number 2,418,590
    • Issue date Apr 8, 1947
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    1993238

    • Patent number 1,993,238
    • Issue date Mar 5, 1935
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    1821961

    • Patent number 1,821,961
    • Issue date Sep 8, 1931
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    1766448

    • Patent number 1,766,448
    • Issue date Jun 24, 1930
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    1504829

    • Patent number 1,504,829
    • Issue date Aug 12, 1924
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    1470731

    • Patent number 1,470,731
    • Issue date Oct 16, 1923
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    1313806

    • Patent number 1,313,806
    • Issue date Aug 19, 1919
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents