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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.:

US 9551052 B1

PDFFull Text
Date of Patent:
Jan. 24, 2017

Filed:

Jul. 14, 2006

Rare earth sintered magnet and method for production thereof

Applicants:

Hideyuki Morimoto, Osaka, JP;

Tomoori Odaka, Osaka, JP;

Inventors:

Hideyuki Morimoto, Osaka, JP;

Tomoori Odaka, Osaka, JP;

Assignee:

HITACHI METALS, LTD., Tokyo, JP;

Attorney:

Keating & Bennett, LLP

Primary Examiner:

Rebecca Lee

Int. Cl.
CPC ...
C22C 38/00 (2006.01); C22C 33/02 (2006.01); C22C 38/06 (2006.01); C22C 38/08 (2006.01); H01F 1/057 (2006.01); H01F 41/02 (2006.01);
U.S. Cl.
CPC ...
C22C 38/005 (2013.01); C22C 33/0278 (2013.01); C22C 38/002 (2013.01); C22C 38/06 (2013.01); C22C 38/08 (2013.01); H01F 1/0577 (2013.01); H01F 41/0273 (2013.01); B22F 2998/10 (2013.01);
Abstract

A rare-earth sintered magnet includes 12.0 at % to 15.0 at % of rare-earth element(s), which is at least one element selected from the group consisting of Nd, Pr, Gd, Tb, Dy and Ho and at least 50% of which is Nd and/or Pr; 5.5 at % to 8.5 at % of boron (B); a predetermined percentage of additive metal A; and iron (Fe) and inevitably contained impurities as the balance. The predetermined percentage of additive metal A includes at least one of 0.005 at % to 0.30 at % of silver (Ag), 0.005 at % to 0.40 at % of nickel (Ni), and 0.005 at % to 0.20 at % of gold (Au).

Find Patent Forward Citations

Morimoto, Hideyuki. (2017). Rare earth sintered magnet and method for production thereof (U.S. Patent No. 9551052). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9551052

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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