TREA

Martina Hartmann

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  • Duisburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Defoamers for aqueous media
    • Patent number 6,552,092
    • Issue date Apr 22, 2003
    • Goldschmidt AG
    • Thomas Ebbrecht
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Defoamers for aqueous media
    • Patent number 6,420,324
    • Issue date Jul 16, 2002
    • Goldschmidt AG
    • Thomas Ebbrecht
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    Defoamers for aqueous media
    • Publication number 20020169217
    • Publication date Nov 14, 2002
    • Thomas Ebbrecht
    • C07 - ORGANIC CHEMISTRY