Patents by Inventor Christopher Stanley Smith

Christopher Stanley Smith 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).

  • Separation of platinum group metals
    Patent number: 6365049
    Abstract: Methods and apparatus for the interseparation of platinum group metals (PGMs) are disclosed, in particular it relates to methods and apparatus for the interseparation of one or more of iridium, rhodium and platinum from their chlorocomplexes using gel chromatography and the control of the oxidation state of the PGMs.
    Type: Grant
    Filed: July 27, 2000
    Date of Patent: April 2, 2002
    Assignee: Anglo American Platinum Corporation Limited
    Inventor: Christopher Stanley Smith