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:
Aug. 15, 1978
Filed:
Nov. 09, 1977
Applicant:
Inventors:
Raouf O Loutfy, Pierrefonds, CA;
Paul P Ho, Ile Bizard, CA;
Assignee:
Noranda Mines Limited, Toronto, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B / ;
U.S. Cl.
CPC ...
2042 / ;
Abstract
An electrode having good conductivity, low oxygen and chlorine overvoltage and a low corrosion rate under electrolysis conditions is disclosed. The electrode comprises an electrically conductive substrate made of a material resistant to the electrolyte and the electrolytic products, coated on at least a portion of the surface thereof with a basic coating of a material containing 30-70% by weight of an acid insoluble metal tungstate, 15-60% by weight tantalum pentoxide and 5-15% by weight of a noble metal oxide.