Patents Assigned to Action Gold Development Ltd.
  • Leaching process
    Patent number: 4980134
    Abstract: Noble metals, particularly gold, are recovered from ores by a leaching process in which a slurry of ground ore containing an oxidant and a lixiviant for dissolving the noble metal is subjected to an alternating electric field which accelerates and promotes the dissolution of the noble metal.
    Type: Grant
    Filed: September 9, 1986
    Date of Patent: December 25, 1990
    Assignees: Action Gold Development Ltd., Accel Industrial and Mineral Processes Ltd.
    Inventor: Dean Butler