JPS5852404A - 希土類含有永久磁石の製造方法 - Google Patents
希土類含有永久磁石の製造方法Info
- Publication number
- JPS5852404A JPS5852404A JP56150568A JP15056881A JPS5852404A JP S5852404 A JPS5852404 A JP S5852404A JP 56150568 A JP56150568 A JP 56150568A JP 15056881 A JP15056881 A JP 15056881A JP S5852404 A JPS5852404 A JP S5852404A
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- contg
- rare earth
- sintering
- cooling rate
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 15
- 238000005245 sintering Methods 0.000 claims abstract description 13
- 238000000465 moulding Methods 0.000 claims abstract description 5
- 150000002910 rare earth metals Chemical class 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 abstract description 10
- 239000000956 alloy Substances 0.000 abstract description 10
- 239000000843 powder Substances 0.000 abstract description 6
- 229910052802 copper Inorganic materials 0.000 abstract description 3
- 229910052742 iron Inorganic materials 0.000 abstract description 3
- 229910052759 nickel Inorganic materials 0.000 abstract description 2
- 230000032683 aging Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000005415 magnetization Effects 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910052772 Samarium Inorganic materials 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 229910001004 magnetic alloy Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0433—Nickel- or cobalt-based alloys
- C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56150568A JPS5852404A (ja) | 1981-09-25 | 1981-09-25 | 希土類含有永久磁石の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56150568A JPS5852404A (ja) | 1981-09-25 | 1981-09-25 | 希土類含有永久磁石の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5852404A true JPS5852404A (ja) | 1983-03-28 |
| JPS6148570B2 JPS6148570B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-10-24 |
Family
ID=15499725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56150568A Granted JPS5852404A (ja) | 1981-09-25 | 1981-09-25 | 希土類含有永久磁石の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5852404A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5296921A (en) * | 1976-02-10 | 1977-08-15 | Tdk Corp | Production of permanent magnet alloy |
| JPS551338A (en) * | 1978-06-17 | 1980-01-08 | Asahi Chem Ind Co Ltd | Ultrafine continuous filament of thermoplastic polymer |
| JPS5547107A (en) * | 1978-09-27 | 1980-04-03 | Tominaga Oil Pump Mfg Co Ltd | Gas separating apparatus |
| JPS56112435A (en) * | 1980-02-07 | 1981-09-04 | Sumitomo Special Metals Co Ltd | Permanent magnet alloy |
-
1981
- 1981-09-25 JP JP56150568A patent/JPS5852404A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5296921A (en) * | 1976-02-10 | 1977-08-15 | Tdk Corp | Production of permanent magnet alloy |
| JPS551338A (en) * | 1978-06-17 | 1980-01-08 | Asahi Chem Ind Co Ltd | Ultrafine continuous filament of thermoplastic polymer |
| JPS5547107A (en) * | 1978-09-27 | 1980-04-03 | Tominaga Oil Pump Mfg Co Ltd | Gas separating apparatus |
| JPS56112435A (en) * | 1980-02-07 | 1981-09-04 | Sumitomo Special Metals Co Ltd | Permanent magnet alloy |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6148570B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-10-24 |