Patents by Inventor Garth Royston Brookes

Garth Royston Brookes 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).

  • Electrowinning metals
    Patent number: 4039403
    Abstract: A method of electrowinning metals in which the anode comprises a foraminate container containing particulate material chosen from the group electrically conducting non-polarizing compound of a metal and a non-metallic element.
    Type: Grant
    Filed: February 26, 1976
    Date of Patent: August 2, 1977
    Assignees: Imperial Metal Industries (Kynoch) Limited, IMI Refinery Holdings Limited
    Inventors: David John Astley, John Roger Bawden Gilbert, Ian Robert Scholes, Jan Stephan Jacobi, Garth Royston Brookes