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. 13, 1992
Filed:
Oct. 28, 1991
Applicant:
Inventors:
Michael J Miller, Towanda, PA (US);
Thomas A Wolfe, Towanda, PA (US);
Michael J Cheresnowsky, Towanda, PA (US);
Tai K Kim, Towanda, PA (US);
Assignee:
GTE Products Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F / ; C22B / ;
U.S. Cl.
CPC ...
75365 ; 75369 ; 75371 ; 75374 ; 423139 ;
Abstract
A method for producing pure cobalt metal powder involves the removal of divalent cationic impurities from a trivalent hexamine cobalt chloride solution. This solution is then decomposed to an insoluble cobalt oxide-containing material, from which pure cobalt metal powder is obtained through a chemical reduction process.
Miller, Michael. (1992). Method of making pure cobalt metal powder substantially free of divalent (U.S. Patent No. 5154757). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5154757
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile