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. 20, 2020
Filed:
Oct. 27, 2017
Applicant:
Grirem Advanced Materials Co., Ltd., Beijing, CN;
Inventors:
Yang Luo, Beijing, CN;
Chao Yuan, Beijing, CN;
Kuo Men, Beijing, CN;
Ningtao Quan, Beijing, CN;
Hongbin Zhang, Beijing, CN;
Wenlong Yan, Beijing, CN;
Dunbo Yu, Beijing, CN;
Yuanfei Yang, Beijing, CN;
Assignee:
GRIREM ADVANCED MATERIALS CO., LTD., Beijing, CN;
Primary Examiner:
Int. Cl.
CPC ...
H01F 1/055 (2006.01); B22F 9/04 (2006.01); C22C 33/02 (2006.01); C22C 1/04 (2006.01); H01F 1/057 (2006.01); C22C 1/03 (2006.01); C22C 28/00 (2006.01); C22C 38/00 (2006.01); C22C 38/10 (2006.01);
U.S. Cl.
CPC ...
H01F 1/0558 (2013.01); B22F 9/04 (2013.01); C22C 1/03 (2013.01); C22C 1/04 (2013.01); C22C 28/00 (2013.01); C22C 33/0278 (2013.01); C22C 38/005 (2013.01); C22C 38/10 (2013.01); H01F 1/0578 (2013.01); B22F 2009/048 (2013.01); B22F 2201/013 (2013.01); B22F 2201/11 (2013.01); B22F 2301/355 (2013.01); C22C 2202/02 (2013.01);
Abstract
An alloy material, a bonded magnet, and a modification method of a rare-earth permanent magnetic powder are provided by the present application. A melting point of the alloy material is lower than 600° C. and a composition of the alloy material by an atomic part is REMN, wherein RE is one or more of non-heavy rare-earth Nd, Pr, Sm, La and Ce, M is one or more of Cu, Al, Zn and Mg, N is one or more of Ga, In and Sn, x=10-35 and y=1-15.