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:
Oct. 17, 1978
Filed:
Jan. 24, 1977
Applicant:
Inventor:
Thomas Gordon Hart, Royal Oak, MI (US);
Assignee:
Energy Development Associates, Madison Heights, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B / ; C25D / ;
U.S. Cl.
CPC ...
204294 ; 423445 ; 423461 ;
Abstract
The chlorine overvoltage of carbon and graphite electrodes is considerably and permanently decreased by treatment of the electrodes with nitric acid. The treatment also causes an apparently permanent decrease in the amount of oxygen produced at the electrode coincident with the chlorine generation.