Patents by Inventor Alfred J. L. Toombs

Alfred J. L. Toombs 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).

  • Hydrogen peroxide decomposition
    Patent number: 5711146
    Abstract: A method for decomposing hydrogen peroxide which comprises contacting the hydrogen peroxide with a catalyst having a surface consisting of a mixture of ruthenium with at least one metal of the group consisting of iridium and platinum in which the ruthenium is about 20 to about 70 atom percent of said metals.
    Type: Grant
    Filed: December 4, 1964
    Date of Patent: January 27, 1998
    Assignee: Shell Oil Company
    Inventors: Warren E. Armstrong, Alfred J. L. Toombs