Hans-Peter Schwengers

Person

  • Dorsten, DE

Patents Grantslast 30 patents

  • Information Patent Grant

    Paper coating composition

    • Patent number 5,244,964
    • Issue date Sep 14, 1993
    • Huels Aktiengesellschaft
    • Karl Hahn
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE