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:
Mar. 02, 2004
Filed:
Nov. 24, 1997
Applicant:
Inventors:
Astrid Görge, Goslar, DE;
Juliane Meese-Marktscheffel, Goslar, DE;
Dirk Naumann, Ontario, CA;
Armin Olbrich, Seesen, DE;
Frank Schrumpf, Goslar, DE;
Assignee:
H.C. Starck GmbH & Co KG, Goslar, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G 5/106 ;
U.S. Cl.
CPC ...
C01G 5/106 ;
Abstract
The present invention relates to basic cobalt(II) carbonate, agglomerated from fine primary particles and of general composition Co[(OH) ] [CO ] , where 0.1≦a≦0.9, and to spheroidal cobalt(II) hydroxide, to a process for producing them and to their use.