Helmut Koch

Person

  • Tervuren, BE

Patents Grantslast 30 patents

  • Information Patent Grant

    Starch treatment process

    • Patent number 5,275,774
    • Issue date Jan 4, 1994
    • Cerestar Holdings, B.V.
    • Kark-Heinz Bahr
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process of producing aqueous polymer dispersions

    • Patent number 5,147,907
    • Issue date Sep 15, 1992
    • Synthomer Chemie GmbH
    • Gunter Rinck
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE