TREA

Horst Schurmann

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  • Duren, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel briquettes
    • Patent number 4,863,485
    • Issue date Sep 5, 1989
    • Akzo nv
    • Hans G. Scafer
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Paper sizing agents, the manufacture and use of same
    • Patent number 4,839,415
    • Issue date Jun 13, 1989
    • Akzo N.V.
    • Horst Schurmann
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Anionic polyurethanes
    • Patent number 4,777,224
    • Issue date Oct 11, 1988
    • Akzo nv
    • Marek Gorzynski
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method for increasing the absorption rate of paper
    • Patent number 4,632,730
    • Issue date Dec 30, 1986
    • Akzo nv
    • Hasan Ulubay
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Fuel briquets
    • Patent number 4,586,936
    • Issue date May 6, 1986
    • Akzo nv
    • Hans-Georg Schaffer
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Fuel briquets
    • Patent number 4,369,042
    • Issue date Jan 18, 1983
    • Akzo nv
    • Hans G. Schafer
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...