Clarence J. Douglas

Person

  • Tulsa, OK, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Recarbonation process and apparatus

    • Patent number 3,976,445
    • Issue date Aug 24, 1976
    • Ozark-Mahoning Company
    • Clarence J. Douglas
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE