TREA

Dieter Woltjes

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  • Dormagen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Paint resin and its use for powder coating
    • Patent number 4,910,046
    • Issue date Mar 20, 1990
    • EC Erdolchemie GmbH
    • Jens Herwig
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ionomer-modified polyethylene as film material
    • Patent number 4,882,393
    • Issue date Nov 21, 1989
    • EC Erdoelchemie GmbH
    • Jens Herwig
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...