TREA

Hanshelmut Kaeppel

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  • Weinheim, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Preparation of resilient melamine foams
    • Patent number 4,666,948
    • Issue date May 19, 1987
    • BASF Aktiengesellschaft
    • Frank P. Woerner
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Stabilized melamine resin foams
    • Patent number 4,530,940
    • Issue date Jul 23, 1985
    • BASF Aktiengesellschaft
    • Frank P. Woerner
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for the manufacture of organic polymer polyol
    • Patent number 4,251,411
    • Issue date Feb 17, 1981
    • BASF Aktiengesellschaft
    • Gerhard Heinz
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Continuous manufacture of unsaturated polyesters
    • Patent number 4,180,635
    • Issue date Dec 25, 1979
    • BASF Aktiengesellschaft
    • Hermann Fischer
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...