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:
May. 17, 1977
Filed:
Sep. 15, 1975
Applicant:
Inventors:
James R Brannan, Painesville, OH (US);
Irving Malkin, University Heights, OH (US);
Assignee:
Diamond Shamrock Corporation, Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B / ; B23P / ;
U.S. Cl.
CPC ...
204242 ; 428679 ; 428934 ; 156654 ; 204 / ; 2042 / ; 2524253 ; 429 44 ;
Abstract
A cathode adapted for the electrolysis of water or an aqueous solution of an alkali metal halide salt because it gives prolonged lowering of hydrogen overvoltage is provided by an electrically conductive substrate bearing on its surface a coating produced by melt spraying an admixture of particulate nickel or cobalt and particulate aluminum and then leaching out the aluminum.