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:
Nov. 20, 1979
Filed:
Mar. 28, 1978
Applicant:
Inventor:
Karl V Kordesch, Lakewood, OH (US);
Assignee:
Union Carbide Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
296232 ; 429219 ; 429223 ; 429101 ;
Abstract
A rechargeable cell having a metal oxide positive electrode and a hydrogen gas negative electrode is manufactured in accordance with the present invention with a predetermined quantity of hydrogen gas by inserting a metallic member, selected from the group consisting of aluminum, zinc and magnesium, within the cell at a location adapted to contact the aqueous alkaline electrolyte and hermetically sealing the cell.