TREA

Walter Ost

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  • Bingen am Rhein, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Benzoylureas
    • Patent number 5,607,977
    • Issue date Mar 4, 1997
    • Shell Agrar GmbH & Co. KG
    • Heinz-Manfred Becher
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Fungicidal liquid formulations
    • Patent number 5,141,940
    • Issue date Aug 25, 1992
    • Shell Internationale Research Maatshappij B.V.
    • Hanshelmut Itzel
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Process for the preparation of benzoyl ureas
    • Patent number 4,918,227
    • Issue date Apr 17, 1990
    • Shell Internationale Research Naatschappy B.V.
    • Heinz M. Becher
    • C07 - ORGANIC CHEMISTRY