KR890004802A - Method for producing rare earth-Fe-B alloy magnet powder - Google Patents
Method for producing rare earth-Fe-B alloy magnet powderInfo
- Publication number
- KR890004802A KR890004802A KR1019880010091A KR880010091A KR890004802A KR 890004802 A KR890004802 A KR 890004802A KR 1019880010091 A KR1019880010091 A KR 1019880010091A KR 880010091 A KR880010091 A KR 880010091A KR 890004802 A KR890004802 A KR 890004802A
- Authority
- KR
- South Korea
- Prior art keywords
- rare earth
- magnet powder
- alloy magnet
- producing rare
- producing
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP87-238341 | 1987-09-22 | ||
JP23834187 | 1987-09-22 | ||
JP88-46309 | 1988-02-29 | ||
JP4630988 | 1988-02-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890004802A true KR890004802A (en) | 1989-05-10 |
KR910009268B1 KR910009268B1 (en) | 1991-11-08 |
Family
ID=26386421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880010091A KR910009268B1 (en) | 1987-09-22 | 1988-08-08 | Rare earth-iron-boron magnet powder and process of producing same |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR910009268B1 (en) |
-
1988
- 1988-08-08 KR KR1019880010091A patent/KR910009268B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR910009268B1 (en) | 1991-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20071026 Year of fee payment: 17 |
|
EXPY | Expiration of term |