Helmut Diekmann

Person

  • Karben, DE

Patents Grantslast 30 patents

  • Information Patent Grant

    Process of producing sulfuric acid

    • Patent number 4,333,917
    • Issue date Jun 8, 1982
    • Metallgesellschaft Aktiengesellschaft
    • Karl H. Dorr
    • C01 - INORGANIC CHEMISTRY