The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 04, 1979
Filed:
May. 30, 1978
Applicant:
Inventor:
Robert C Kerby, Rossland, CA;
Assignee:
Cominco Ltd., Vancouver, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25C / ;
U.S. Cl.
CPC ...
204114 ;
Abstract
A process for the electrorefining of lead from lead bullion using an aqueous electrolyte containing lead fluosilicate and hydrofluosilicic acid contained in an electrolytic cell, which comprises interposing in the cell between an anode and a cathode one or more electrically unconnected lead bullion bipolar electrodes, allowing electrolysis to proceed to deposit refined lead and recovering said refined lead.