Patents by Inventor Donald J. Fensom

Donald J. Fensom 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).

  • Reduction of ferrotitaniferous materials
    Patent number: 4384883
    Abstract: A reduction process for the metallization of ferrotitaniferous materials comprising a partial metallization at a low temperature with hydrogen followed by a high temperature reduction with a carbonaceous reductant.
    Type: Grant
    Filed: March 31, 1982
    Date of Patent: May 24, 1983
    Assignee: ICI Australia Limited
    Inventor: Donald J. Fensom
  • Processes of iron segregation
    Patent number: 4295878
    Abstract: Beneficiation of ilmenite using a process comprising first reducing by a known process the iron component thereof to metallic iron to form particles containing a mixture of iron and titanium oxide and then treating these particles with an iron salt or a precursor thereof, at an elevated temperature, to segregate the iron from the titanium-bearing component. The segregated iron is separated from the titanium bearing component by physical or chemical means.
    Type: Grant
    Filed: October 10, 1979
    Date of Patent: October 20, 1981
    Assignee: ICI Australia Limited
    Inventor: Donald J. Fensom