Patents by Inventor Richard J. Lear

Richard J. Lear 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).

  • Treatment of waste materials for disposal
    Patent number: 5568895
    Abstract: Organic wastes are made suitable for disposal by sequential treatment with an oxidizing solution and an alkaline earth oxide or hydroxide. The treated waste is then mixed with an absorbent material to absorb excess liquid, and optionally with a binding material. An apparatus for carrying out the method comprises a feed hopper, a shredder, mixer and appropriate metering means.
    Type: Grant
    Filed: December 9, 1994
    Date of Patent: October 29, 1996
    Assignee: Matrix Technology Pty. Ltd.
    Inventors: Stephen Webb, Richard J. Lear