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:
Sep. 27, 1977
Filed:
Oct. 28, 1975
Applicant:
Inventors:
Aubrey Stewart Gendron, Lively, CA;
Shinichiro Abe, Toronto, CA;
Victor Alexander Ettel, Mississauga, CA;
Charles Edward O'Neill, Mississauga, CA;
Assignee:
The International Nickel Company, Inc., New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C25C / ; C25C / ; C25C / ; C25C / ;
U.S. Cl.
CPC ...
204106 ; 204112 ; 204114 ; 2042 / ; 204 42 ;
Abstract
A non-contaminating electrode is provided suitable as an insoluble anode for the electrowinning of metals from an electrolyte solution, said electrode comprising a metal substrate formed of a metal selected from the group consisting of titanium, zirconium, tantalum and alloys thereof, said metal substrate having a flash metal coating of a platinum-group metal thereon, which coating in turn is covered by an intermediate adherent layer of lead dioxide, said lead dioxide layer in turn having an adherent overlayer of manganese dioxide.