Patents Assigned to Porters Grove Metal Recovery Co., Inc.
  • Metal recovery process
    Patent number: 4597842
    Abstract: An electrolytic metal recovery process and apparatus for removing metal from a low metal content solution utilizing a recovery cell where a bed of metal is disposed on a perforate member above the floor of the cell and the cathodes of the cell extend into the bed to provide an essentially infinite area cathode through which the solution treated filters prior to removal from the cell.
    Type: Grant
    Filed: February 19, 1985
    Date of Patent: July 1, 1986
    Assignee: Porters Grove Metal Recovery Co., Inc.
    Inventor: Joseph P. Evans