Patents Assigned to W.S.R. Pty. Ltd.
  • Magnetic flotation
    Patent number: 4657666
    Abstract: A method for mineral upgrading or concentration, characterized in that a gangue-associated mineral having a hydrophobic surface and being in particulate form, is contacted with particles of a magnetic material also having a hydrophobic surface, whereby the mineral particles become attached to the surface of the magnetic particles, the magnetic particles with the attached mineral particles are separated from the gangue by magnetic means, and the mineral particles are then detached from the magnetic particles.
    Type: Grant
    Filed: July 29, 1985
    Date of Patent: April 14, 1987
    Assignee: W.S.R. Pty. Ltd.
    Inventors: Harvey Snook, Terence C. Hughes