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Karl-Heinz Ott

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  • Kelkheim, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for the improvement of the homogeneity of highly reactive o...
    • Patent number 4,788,017
    • Issue date Nov 29, 1988
    • Messer Griesheim GmbH
    • Franz-Robert Schlomer
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process for extracting phenols from aqueous solutions
    • Patent number 4,626,605
    • Issue date Dec 2, 1986
    • Hoechst Aktiengesellschaft
    • Bernhard Wojtech
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Stirrer for stirring near a vessel wall
    • Patent number 4,552,461
    • Issue date Nov 12, 1985
    • Hoechst Aktiengesellschaft
    • Karl-Erich Ott
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

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    • Patent number 4,383,925
    • Issue date May 17, 1983
    • Hoechst Aktiengesellschaft
    • Eduard Hilscher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Liquid filtration process
    • Patent number 4,289,627
    • Issue date Sep 15, 1981
    • Hoechst Aktiengesellschaft
    • Dieter Disselbeck
    • D03 - WEAVING