Patent · US Expired

Method to produce a protective oxide on the surface of positive nickel electrodes for galvanic cells

US3959014A · kind A · utility

2Cited by

2References

4Claims

0Family size

Assignees

Varta Batterie Aktiengesellschaft · DE
Siemens Aktiengesellschaft · DE

Inventors

Martin Bauer · Tauberbischofsheim, DE
Henning Ewe · Hamburg, DE
Eduard W. Justi · Braunschweig, DE

Key dates

Filing date	Dec 14, 1972
Grant date	May 25, 1976
Priority date	—
Expiry date	Dec 14, 1992

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T137/1819
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The present invention relates to a method for the development of a protective oxide on the surface of porous, positive Mi-electrodes for galvanic cells with alkaline electrolyte.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.