TREA

Gerhard Hey

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  • Koln, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Non-ionic emulsifiers
    • Patent number 6,063,954
    • Issue date May 16, 2000
    • Herberts Gesellschaft mit beschrankter Haftung
    • Wolfgang Diener
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...