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:
Sep. 27, 2022
Filed:
Feb. 28, 2017
Shusuke Okada, Aichi, JP;
Kazuyuki Suzuki, Aichi, JP;
Kenta Takagi, Aichi, JP;
Kimihiro Ozaki, Aichi, JP;
Yasushi Enokido, Tokyo, JP;
Shusuke Okada, Aichi, JP;
Kazuyuki Suzuki, Aichi, JP;
Kenta Takagi, Aichi, JP;
Kimihiro Ozaki, Aichi, JP;
Yasushi Enokido, Tokyo, JP;
National Institute of Advanced Industrial Science and Technology, Tokyo, JP;
TDK Corporation, Tokyo, JP;
Abstract
A samarium-iron-nitrogen alloy powder according to one embodiment of the present invention is characterized in that a value obtained by dividing the hydrogen content of the samarium-iron-nitrogen alloy powder by the BET specific surface area of the samarium-iron-nitrogen alloy powder is less than or equal to 400 ppm/(m/g), and a value obtained by dividing the oxygen content of the samarium-iron-nitrogen alloy powder by the BET specific surface area of the samarium-iron-nitrogen alloy powder is less than or equal to 11,000 ppm/(m/g).