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:
Mar. 15, 1977
Filed:
Oct. 30, 1975
Applicant:
Inventors:
Donald E Stephens, Grand Island, NY (US);
Tilak V Bommaraju, Grand Island, NY (US);
Assignee:
Hooker Chemicals & Plastics Corporation, Niagara Falls, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C25B / ; C25B / ; C25B / ; C25B / ;
U.S. Cl.
CPC ...
204 98 ; 204242 ; 204252 ; 2042 / ; 204291 ;
Abstract
An electrode, for use in electrolytic processes, especially as an anode for use in the electrolysis of aqueous solutions of alkali metal halides, comprises a valve metal substrate coated on at least a portion of the surface thereof with a mixed oxide of hafnium and ruthenium wherein the molar ratio of ruthenium:hafnium is from about 0.25 to about 4.0.