Patents by Inventor D. Harry Chambers

D. Harry Chambers 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).

  • Electrolytic stripping cell
    Patent number: 4242192
    Abstract: An electrolytic stripping cell is provided which is particularly adapted for use in processing shredded, silver brazed, stainless steel honeycomb scrap. The cell comprises a mesh anode basket which rotates within a cathode cylinder to provide partial stirring of the cell electrolyte. The anode basket includes a central hollow shaft having holes therein through which the electrolyte continually circulates. The basket includes wiper blades for dislodging silver dentrites which grow between the anode and cathode and which, as they fall, are collected in a mesh basket located at the bottom of the cell housing.
    Type: Grant
    Filed: September 6, 1979
    Date of Patent: December 30, 1980
    Assignee: The United States of America as represented by the Secretary of the Interior
    Inventors: Beverly W. Dunning, Jr., D. Harry Chambers
  • Process for recovering silver, copper and stainless steel from silver brazed stainless steel sections
    Patent number: 4090935
    Abstract: An electrolytic refining process for recovering silver, copper and stainless steel from stainless steel honey comb sections from military aircraft brazed with a silver based brazing compound, the brazed sections comprising 5 to 30 weight percent silver and 2 to 15 weight percent copper, the balance comprising stainless steel.
    Type: Grant
    Filed: July 12, 1977
    Date of Patent: May 23, 1978
    Assignee: The United States of America as represented by the Secretary of the Interior
    Inventors: Beverly W. Dunning, Jr., D. Harry Chambers