JPS6442805A - Rare earth permanent magnet with high corrosion resistance - Google Patents
Rare earth permanent magnet with high corrosion resistanceInfo
- Publication number
- JPS6442805A JPS6442805A JP19933387A JP19933387A JPS6442805A JP S6442805 A JPS6442805 A JP S6442805A JP 19933387 A JP19933387 A JP 19933387A JP 19933387 A JP19933387 A JP 19933387A JP S6442805 A JPS6442805 A JP S6442805A
- Authority
- JP
- Japan
- Prior art keywords
- rare earth
- layer
- corrosion resistance
- permanent magnet
- earth permanent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19933387A JPH0712005B2 (ja) | 1987-08-10 | 1987-08-10 | 高耐食性希土類永久磁石 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19933387A JPH0712005B2 (ja) | 1987-08-10 | 1987-08-10 | 高耐食性希土類永久磁石 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6442805A true JPS6442805A (en) | 1989-02-15 |
JPH0712005B2 JPH0712005B2 (ja) | 1995-02-08 |
Family
ID=16406050
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19933387A Expired - Lifetime JPH0712005B2 (ja) | 1987-08-10 | 1987-08-10 | 高耐食性希土類永久磁石 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0712005B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5314756A (en) * | 1991-11-27 | 1994-05-24 | Hitachi Metals, Ltd. | Permanent magnet of rare-earth-element/transition-metal system having improved corrosion resistance and manufacturing method thereof |
JP2005294558A (ja) * | 2004-03-31 | 2005-10-20 | Tdk Corp | 希土類磁石及び希土類磁石の製造方法 |
-
1987
- 1987-08-10 JP JP19933387A patent/JPH0712005B2/ja not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5314756A (en) * | 1991-11-27 | 1994-05-24 | Hitachi Metals, Ltd. | Permanent magnet of rare-earth-element/transition-metal system having improved corrosion resistance and manufacturing method thereof |
CN1057631C (zh) * | 1991-11-27 | 2000-10-18 | 日立金属株式会社 | 改善了耐蚀性的稀土元素/过渡金属系永久磁体及其制造方法 |
JP2005294558A (ja) * | 2004-03-31 | 2005-10-20 | Tdk Corp | 希土類磁石及び希土類磁石の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JPH0712005B2 (ja) | 1995-02-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term | ||
FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080208 Year of fee payment: 13 |