Patents by Inventor Jean G. Fournier

Jean G. Fournier 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).

  • Patent number: 5626816
    Abstract: A system for recovering silver as a free metal from silver-bearing liquid. The silver recovery system includes a holding tank for receiving silver bearing liquid having an opening in its top and a removable cover for closing the opening. A pair of silver recovery cartridges are carried by the cover and are connected together for serial flow. Each silver recovery cartridge contains a source of ions above silver in electromotive force series for reacting with silver-bearing liquid so that silver is recovered therein. A pump is secured to the cover for delivering silver-bearing liquid from the holding tank to the silver recovery cartridges.
    Type: Grant
    Filed: August 7, 1995
    Date of Patent: May 6, 1997
    Inventor: Jean G. Fournier