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:
Aug. 30, 1983
Filed:
Apr. 01, 1981
Applicant:
Inventors:
Assignee:
TDK Electronics Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
75 / ; 75 / ; 148105 ;
Abstract
A metallic magnetic powder as fine metallic particles is produced by adsorbing zinc ion on iron oxyhydroxide in a alkaline bath with heating during or after the adsorption and then reducing it.
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Watanabe, Akio. (1983). Process for producing metallic magnetic powder (U.S. Patent No. 4401462). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4401462
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile