Patents by Inventor Graham B. Schaffer

Graham B. Schaffer 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).

  • Patent number: 5328501
    Abstract: A process for the production of a metal product which comprises subjecting a mixture of at least one reducible metal compound and at least one reducing agent to mechanical activation to produce a metal or alloy. Preferably, the mechanical activation is performed in an inert or reducing atmosphere. More than one reducing agent may be used. A ceramic material may be produced by including a nonmetal, or a compound which provides the nonmetal, into the starting materials. At least one other metal or a metalloid may be included in the starting materials for incorporation into the final product.
    Type: Grant
    Filed: August 19, 1991
    Date of Patent: July 12, 1994
    Assignee: The University of Western Australia
    Inventors: Paul G. McCormick, Graham B. Schaffer