TREA

Steffen Piesch

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  • Oberursel, Taunus, DT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Modified aminoplast compositions
    • Patent number 4,076,662
    • Issue date Feb 28, 1978
    • Cassella Farbwerke Mainkur Aktiengesellschaft
    • Karl Schnee
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Aminoplast curing agents
    • Patent number 4,031,064
    • Issue date Jun 21, 1977
    • Cassella Farbwerke Mainkur Aktiengesellschaft
    • Karl Schnee
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Polymers based on N-formyl-N'-acryloyl-methylenediamines
    • Patent number 3,966,689
    • Issue date Jun 29, 1976
    • Cassella Farbwerke Mainkur Aktiengesellschaft
    • Joachim Ribka
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Sulfonyl compounds
    • Patent number 3,966,769
    • Issue date Jun 29, 1976
    • Cassella Farbwerke Mainkur Aktiengesellschaft
    • Steffen Piesch
    • C07 - ORGANIC CHEMISTRY