Patents by Inventor Mark Cadzow

Mark Cadzow 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).

  • Mineral recovery process
    Patent number: 4976781
    Abstract: Noble metal or diamond values are recovered from ore slurries by contact with pellets of oil, coal and bitumen as a secondary binder. The pellets are of a size above 0.75 mm and contain 2% bitumen and 18% lighter oil fractions. The pellets do not disintegrate and size range remains constant.
    Type: Grant
    Filed: August 21, 1987
    Date of Patent: December 11, 1990
    Assignee: Charlton Mineral Associates Pty. Ltd.
    Inventors: David Mainwaring, Mark Cadzow