JP3047239B2 - 温間加工磁石及びその製造方法 - Google Patents
温間加工磁石及びその製造方法Info
- Publication number
- JP3047239B2 JP3047239B2 JP1094493A JP9449389A JP3047239B2 JP 3047239 B2 JP3047239 B2 JP 3047239B2 JP 1094493 A JP1094493 A JP 1094493A JP 9449389 A JP9449389 A JP 9449389A JP 3047239 B2 JP3047239 B2 JP 3047239B2
- Authority
- JP
- Japan
- Prior art keywords
- glass
- warm
- graphite
- magnet
- flake
- 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 - Lifetime
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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0576—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together pressed, e.g. hot working
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1094493A JP3047239B2 (ja) | 1989-04-14 | 1989-04-14 | 温間加工磁石及びその製造方法 |
DE1989617906 DE68917906T2 (de) | 1989-04-14 | 1989-10-17 | Heissverformte anisotrope Magnete und deren Herstellung. |
EP19890119269 EP0392077B1 (de) | 1989-04-14 | 1989-10-17 | Heissverformte anisotrope Magnete und deren Herstellung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1094493A JP3047239B2 (ja) | 1989-04-14 | 1989-04-14 | 温間加工磁石及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02272703A JPH02272703A (ja) | 1990-11-07 |
JP3047239B2 true JP3047239B2 (ja) | 2000-05-29 |
Family
ID=14111825
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1094493A Expired - Lifetime JP3047239B2 (ja) | 1989-04-14 | 1989-04-14 | 温間加工磁石及びその製造方法 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0392077B1 (de) |
JP (1) | JP3047239B2 (de) |
DE (1) | DE68917906T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5147473A (en) † | 1989-08-25 | 1992-09-15 | Dowa Mining Co., Ltd. | Permanent magnet alloy having improved resistance to oxidation and process for production thereof |
AU9020991A (en) * | 1990-11-12 | 1992-06-11 | Fileco | Antiviral use of a 2,6-di-t-butylphenol compound substituted in position 4, particularly in relation to herpesviruses and papillomaviruses |
JP3120503B2 (ja) * | 1991-10-18 | 2000-12-25 | 山陽特殊製鋼株式会社 | 異方性粉末の製造方法 |
ATE156743T1 (de) * | 1993-01-22 | 1997-08-15 | Magnaflex Systems Limited | Rotierende stanzvorrichtung |
JP6451529B2 (ja) * | 2015-07-07 | 2019-01-16 | トヨタ自動車株式会社 | 高周波誘導加熱方法 |
CN108242305B (zh) * | 2016-12-27 | 2020-03-27 | 有研稀土新材料股份有限公司 | 稀土永磁材料及其制备方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53127707A (en) * | 1977-04-13 | 1978-11-08 | Nippon Gakki Seizo Kk | Production of laminated type head core |
CA1271394A (en) * | 1985-02-25 | 1990-07-10 | Karen S. Canavan | Enhanced remanence permanent magnetic alloy and bodies thereof and method of preparing same |
DE3789829T2 (de) * | 1986-06-06 | 1994-09-01 | Seiko Instr Inc | Seltene Erden-Eisenmagnet und Herstellungsverfahren. |
EP0249973B1 (de) * | 1986-06-16 | 1991-11-06 | Tokin Corporation | Dauermagnet-Material und Verfahren zur Herstellung |
AT386554B (de) * | 1986-08-04 | 1988-09-12 | Treibacher Chemische Werke Ag | Verfahren zur herstellung korrosionsbestaendiger, hartmagnetischer pulver fuer die magneterzeugung, magnete aus hartmagnetischem pulver und verfahren zu deren herstellung |
JP2731150B2 (ja) * | 1986-10-14 | 1998-03-25 | 日立金属株式会社 | 磁気異方性ボンド磁石、それに用いる磁気異方性磁粉およびその製造方法、ならびに磁気異方性圧粉磁石 |
JPS6398105A (ja) * | 1986-10-15 | 1988-04-28 | Mitsubishi Metal Corp | 金属炭化物分散型Fe基焼結合金製永久磁石 |
US4780226A (en) * | 1987-08-03 | 1988-10-25 | General Motors Corporation | Lubrication for hot working rare earth-transition metal alloys |
-
1989
- 1989-04-14 JP JP1094493A patent/JP3047239B2/ja not_active Expired - Lifetime
- 1989-10-17 DE DE1989617906 patent/DE68917906T2/de not_active Expired - Fee Related
- 1989-10-17 EP EP19890119269 patent/EP0392077B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0392077A3 (de) | 1991-06-26 |
DE68917906D1 (de) | 1994-10-06 |
EP0392077B1 (de) | 1994-08-31 |
EP0392077A2 (de) | 1990-10-17 |
JPH02272703A (ja) | 1990-11-07 |
DE68917906T2 (de) | 1995-01-05 |
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