Patents by Inventor Joseph L. Russell

Joseph L. Russell 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).

  • Preparation of tungsten hexafluoride from halogen and hydrogen fluoride
    Patent number: 3995011
    Abstract: Tungsten hexafluoride is prepared by reacting selected tungsten compounds with a halogen and hydrogen fluoride at elevated temperature and pressure under substantially anhydrous conditions in the substantial absence of air.
    Type: Grant
    Filed: October 14, 1975
    Date of Patent: November 30, 1976
    Assignee: Olin Corporation
    Inventors: Albert W. Jache, Joseph L. Russell
  • Cyclohexane oxidation
    Patent number: 3932513
    Abstract: The present invention relates to the oxidation of cyclohexane with molecular oxygen in a series of reaction zones, with vaporization of cyclohexane from the last reactor effluent and parallel distribution of this cyclohexane vapor among the series of reaction zones.
    Type: Grant
    Filed: February 22, 1973
    Date of Patent: January 13, 1976
    Assignee: Halcon International, Inc.
    Inventor: Joseph L. Russell