TREA

Gunter Keil

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  • Hofheim am Taunus, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Aromatic copolyamide
    • Patent number 5,235,029
    • Issue date Aug 10, 1993
    • Hoechst AG
    • Gunter Keil
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Wholly aromatic polyamide from alkylsulfonyl aromatic diamine
    • Patent number 5,128,440
    • Issue date Jul 7, 1992
    • Hoechst Aktiengesellschaft
    • Gunter Keil
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Aromatic copolyamide
    • Patent number 5,124,436
    • Issue date Jun 23, 1992
    • Hoechst Aktiengesellschaft
    • Gunter Keil
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Wholly aromatic polyamide
    • Patent number 4,987,217
    • Issue date Jan 22, 1991
    • Hoechst Aktiengesellschaft
    • Gunter Keil
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Wholly aromatic polyamide, process for preparing same and structure...
    • Patent number 4,987,215
    • Issue date Jan 22, 1991
    • Hoechst Aktiengesellschaft
    • Gunter Keil
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Wholly aromatic polyamide
    • Patent number 4,987,216
    • Issue date Jan 22, 1991
    • Hoechst Aktiengesellschaft
    • Gunter Keil
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Shaped structure of aromatic copolyamide from aromatic diamine mixture
    • Patent number 4,847,354
    • Issue date Jul 11, 1989
    • Hoechst Aktiengesellschaft
    • Gunter Keil
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...