Title:
磁石材料、永久磁石、回転電機及び車両、並びに磁石材料及び永久磁石の製造方法
Document Type and Number:
Japanese Patent JP7446971
Kind Code:
B2
Abstract:
A magnet material is represented by a formula: RxDyBesBtM100-x-y-t (R is at least one element selected from a group consisting of rare-earth elements, D is at least one element selected from a group consisting of Nb, Ti, Zr, Ta, and Hf, and M is at least one element selected from a group consisting of Fe and Co, and when a total number of elements obtained by adding R, D, B, and M is set to 100, x is a number satisfying 4.0
Inventors:
Masaya Hagiwara
Shinya Sakurada
Shinya Sakurada
Application Number:
JP2020167842A
Publication Date:
March 11, 2024
Filing Date:
October 02, 2020
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
H01F1/053; B22F3/00; C22C38/00; H01F1/08; H01F41/02; H02K1/17; H02K1/2706
Domestic Patent References:
| JP2013531359A | ||||
| JP2018125512A | ||||
| JP2004193207A | ||||
| JP4323802A |
Foreign References:
| WO2017164312A1 | ||||
| US20130020527 | ||||
| US20180061539 |
Attorney, Agent or Firm:
Sakura International Patent Office