Patents Assigned to MINTAILS MINING S A (PTY) LIMITED
  • Treatment of acid mine drainage
    Patent number: 9487419
    Abstract: A method for treating acid mine drainage includes mixing acid mine drainage (20) and alkaline tailings from a gold recovery process (140). The acid mine drainage is thereby neutralized (12).
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: November 8, 2016
    Assignee: MINTAILS MINING S A (PTY) LIMITED
    Inventors: Jan Hendrik Phillipus Jacobs, Robert George Freeman