JPH0146574B2 - - Google Patents
Info
- Publication number
- JPH0146574B2 JPH0146574B2 JP55058184A JP5818480A JPH0146574B2 JP H0146574 B2 JPH0146574 B2 JP H0146574B2 JP 55058184 A JP55058184 A JP 55058184A JP 5818480 A JP5818480 A JP 5818480A JP H0146574 B2 JPH0146574 B2 JP H0146574B2
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- distance
- alloy
- aging
- cell
- 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.)
- Expired
Links
- 229910045601 alloy Inorganic materials 0.000 claims description 47
- 239000000956 alloy Substances 0.000 claims description 47
- 230000032683 aging Effects 0.000 claims description 27
- 229910052742 iron Inorganic materials 0.000 claims description 17
- 229910052802 copper Inorganic materials 0.000 claims description 12
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 12
- 150000002910 rare earth metals Chemical class 0.000 claims description 11
- 229910052726 zirconium Inorganic materials 0.000 claims description 10
- 229910052735 hafnium Inorganic materials 0.000 claims description 9
- 229910052719 titanium Inorganic materials 0.000 claims description 9
- 229910052715 tantalum Inorganic materials 0.000 claims description 8
- 229910052720 vanadium Inorganic materials 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 22
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 16
- 230000007423 decrease Effects 0.000 description 9
- 229910052786 argon Inorganic materials 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 229910052758 niobium Inorganic materials 0.000 description 7
- 230000005291 magnetic effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000002427 irreversible effect Effects 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 230000005347 demagnetization Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910052689 Holmium Inorganic materials 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012770 industrial material Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000004881 precipitation hardening Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5818480A JPS56156734A (en) | 1980-04-30 | 1980-04-30 | Permanent magnet alloy and its manufacture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5818480A JPS56156734A (en) | 1980-04-30 | 1980-04-30 | Permanent magnet alloy and its manufacture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56156734A JPS56156734A (en) | 1981-12-03 |
| JPH0146574B2 true JPH0146574B2 (el) | 1989-10-09 |
Family
ID=13076921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5818480A Granted JPS56156734A (en) | 1980-04-30 | 1980-04-30 | Permanent magnet alloy and its manufacture |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56156734A (el) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10375728B2 (en) | 2014-02-14 | 2019-08-06 | Intel IP Corporation | Enhanced channel access mechanism for improving performance in dense wifi environments |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS603105A (ja) * | 1983-06-21 | 1985-01-09 | Toshiba Corp | 永久磁石の製造方法 |
| US4620872A (en) * | 1984-10-18 | 1986-11-04 | Mitsubishi Kinzoku Kabushiki Kaisha | Composite target material and process for producing the same |
| JPS61260610A (ja) * | 1985-05-15 | 1986-11-18 | Seiko Instr & Electronics Ltd | 永久磁石の製造方法 |
| JPS63236301A (ja) * | 1987-03-25 | 1988-10-03 | Mitsubishi Metal Corp | 磁石特性のすぐれたＲ↓２Ｃｏ↓１↓７系焼結磁石 |
| JP2632025B2 (ja) * | 1988-11-08 | 1997-07-16 | 富士電気化学株式会社 | 希土類永久磁石材料 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4947215A (el) * | 1972-09-08 | 1974-05-07 | ||
| JPS52115000A (en) * | 1976-03-22 | 1977-09-27 | Tdk Corp | Material of permanent magnet |
| JPS52155124A (en) * | 1976-06-18 | 1977-12-23 | Hitachi Metals Ltd | Permanent magnetic alloy |
| JPS5382619A (en) * | 1976-12-28 | 1978-07-21 | Tdk Corp | Permanent magnet material |
| JPS53106624A (en) * | 1977-03-02 | 1978-09-16 | Hitachi Metals Ltd | Method of making permant magnet |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3721476C1 (de) * | 1987-06-30 | 1988-12-22 | Asea Brown Boveri | Verfahren zum Regeln der Wirbelschichthoehe in einem Pyrolysereaktor sowie Anordnung zur Durchfuehrung des Verfahrens |
-
1980
- 1980-04-30 JP JP5818480A patent/JPS56156734A/ja active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4947215A (el) * | 1972-09-08 | 1974-05-07 | ||
| JPS52115000A (en) * | 1976-03-22 | 1977-09-27 | Tdk Corp | Material of permanent magnet |
| JPS52155124A (en) * | 1976-06-18 | 1977-12-23 | Hitachi Metals Ltd | Permanent magnetic alloy |
| JPS5382619A (en) * | 1976-12-28 | 1978-07-21 | Tdk Corp | Permanent magnet material |
| JPS53106624A (en) * | 1977-03-02 | 1978-09-16 | Hitachi Metals Ltd | Method of making permant magnet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10375728B2 (en) | 2014-02-14 | 2019-08-06 | Intel IP Corporation | Enhanced channel access mechanism for improving performance in dense wifi environments |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56156734A (en) | 1981-12-03 |
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