Patents by Inventor Georges Wetroff

Georges Wetroff has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Fire resistive plasticizer and method
    Patent number: 4022812
    Abstract: A fire resistive primary plasticizer having 15-70% chlorine, 1-8% sulphur, with the remainder formed principally of carbon, hydrogen and oxygen prepared by the reaction of a substantially straight chain paraffin by the reactions of sulphochlorination, chlorination and condensation with one or more phenolic compounds.
    Type: Grant
    Filed: June 20, 1974
    Date of Patent: May 10, 1977
    Assignee: Rhone-Progil
    Inventors: Jean-Pierre Regeaud, Emile Trebillon, Georges Wetroff
  • 1,1,2,2-Tetrachloroethane prepared by oxychlorination of dichloroethylenes
    Patent number: 3992462
    Abstract: A process for preparation of 1,1,2,2-tetrachloroethane by oxychlorination of dichloroethylenes with a fluid bed catalyst with conversion of less than 70%.
    Type: Grant
    Filed: May 20, 1968
    Date of Patent: November 16, 1976
    Assignee: Produits Chimiques Pechiney-Saint Gobain
    Inventors: Albert Antonini, Claude Kaziz, Georges Wetroff