Patents Assigned to Praxair Tech. Inc.,
  • Sterilant mixture and sterilization method
    Patent number: 5254309
    Abstract: A sterilant mixture comprising 15 to 30 mole percent ethylene oxide and 70 to 85 mole percent 1,1,1,3,3,3-hexafluoropropane (HFC-236fa) and a sterilization method using same.
    Type: Grant
    Filed: February 2, 1993
    Date of Patent: October 19, 1993
    Assignees: E. I. Du Pont de Nemours and Company, Praxair Tech. Inc.,
    Inventors: Vinci M. Felix, Tuneen Chisolm-Carter