Patents by Inventor John E. Mendel

John E. Mendel 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 for calcining radioactive wastes
    Patent number: 4152287
    Abstract: This invention relates to a method for the preparation of radioactive wastes in a low leachability form by calcining the radioactive waste on a fluidized bed of glass frit, removing the calcined waste to melter to form a homogeneous melt of the glass and the calcined waste, and then solidifying the melt to encapsulate the radioactive calcine in a glass matrix.
    Type: Grant
    Filed: November 10, 1976
    Date of Patent: May 1, 1979
    Assignee: Exxon Nuclear Company, Inc.
    Inventors: William J. Bjorklund, Jack L. McElroy, John E. Mendel