Patent · US Expired

Process for the production of pure nickel hydroxide and its use

US5391265A · kind A · utility

5Cited by

3References

10Claims

0Family size

Assignee

H. C. Starck GmbH & Co. KG · DE

Inventors

Ulrich Krynitz · Goslar, DE
Dirk Naumann · Lorsch, DE
Armin Olbrich · Seesen, DE

Key dates

Filing date	Nov 16, 1993
Grant date	Feb 21, 1995
Priority date	—
Expiry date	Nov 16, 2013

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E60/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to a process for the production of pure nickel hydroxide by anodic oxidation of metallic nickel in aqueous electrolyte solution in the presence of sulfate ions and removal of the nickel hydroxide formed and to the use of the nickel hydroxide thus produced.

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