Patents by Inventor Donald R. Richner

Donald R. Richner 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 of handling solid particles
    Patent number: 5439317
    Abstract: A method of handling solid particles is disclosed, comprising the steps of mixing the solid particles with a clay and water and forming a suspension wherein the solid particles remain suspended. The suspension is transported to an emplacement site.
    Type: Grant
    Filed: October 8, 1992
    Date of Patent: August 8, 1995
    Assignee: PB-KBB Inc.
    Inventors: William M. Bishop, James D. Grenia, Donald R. Richner