Patents by Inventor Mark F. Zimmer

Mark F. Zimmer 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).

  • Catalyst composition for the preparation of 3,3,3-trifluoropropene
    Patent number: 4465786
    Abstract: A catalyst composition useful in preparing 3,3,3-trifluoropropene by the reaction of hydrogen fluoride gas with a halogenated hydrocarbon is provided. A novel catalyst is prepared by simultaneous fluorination of chromium and aluminum oxides. This or conventional chromium oxyfluoride compounds may additionally be activated by contact with chlorine or pentachloroethane. A process for the preparation of 3,3,3-trifluoropropene is also contemplated.
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: August 14, 1984
    Assignee: General Electric Company
    Inventors: Mark F. Zimmer, William E. Smith, Donald F. Malpass, Jr.