Patents by Inventor Amiran Bar-Ilan

Amiran Bar-Ilan 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).

  • Method of recovering hydrogen-reduced metals, ions and the like at porous catalytic barriers and apparatus therefor
    Patent number: 4422911
    Abstract: This disclosure relates primarily to the recovery of hydrogen-reduced metals from aqueous solutions of salts thereof, such as, for example, copper from copper sulphate solution, by hydrogen reduction at a catalytic barrier made pervious to the solution, in an apparatus provided with means to supply hydrogen along a face of said barrier at which the aqueous solution is applied to effect deposition thereupon and flowing the solution transversely through the barrier to continue deposition upon the other face of the barrier.
    Type: Grant
    Filed: June 14, 1982
    Date of Patent: December 27, 1983
    Assignee: Prototech Company
    Inventors: Walter Juda, Robert J. Allen, Robert Lindstrom, Amiran Bar-Ilan