Patents by Inventor Kenneth L. Hardee

Kenneth L. Hardee 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).

  • Method and catalyst for making chlorine dioxide
    Patent number: 4381290
    Abstract: A catalyst together with a heterogeneous catalytic method for making chlorine dioxide from an acid and a metal chlorate solution. The catalyst generally comprises at least one of a valve metal oxide, ruthenium oxide, iridium oxide, palladium oxide, platinum oxide and rhodium oxide.
    Type: Grant
    Filed: February 1, 1982
    Date of Patent: April 26, 1983
    Assignee: Diamond Shamrock Corporation
    Inventors: Kenneth L. Hardee, Arnold Z. Gordon, Charles B. Pyle, Rajat K. Sen
  • Preparation of chlorine dioxide with platinum group metal oxide catalysts
    Patent number: 4362707
    Abstract: A catalyst together with a catalytic method for making chlorine dioxide from an acid and a metal chlorate solution. The catalyst generally comprises at least one of a valve metal oxide, ruthenium oxide, iridium oxide, palladium oxide, platinum oxide and rhodium oxide.
    Type: Grant
    Filed: April 23, 1981
    Date of Patent: December 7, 1982
    Assignee: Diamond Shamrock Corporation
    Inventors: Kenneth L. Hardee, Arnold Z. Gordon, Charles B. Pyle, Rajat K. Sen