DE3677499D1 - Verfahren zur herstellung einer legierung aus seltenen erden und legierung aus seltenen erden. - Google Patents
Verfahren zur herstellung einer legierung aus seltenen erden und legierung aus seltenen erden.Info
- Publication number
- DE3677499D1 DE3677499D1 DE8686103044T DE3677499T DE3677499D1 DE 3677499 D1 DE3677499 D1 DE 3677499D1 DE 8686103044 T DE8686103044 T DE 8686103044T DE 3677499 T DE3677499 T DE 3677499T DE 3677499 D1 DE3677499 D1 DE 3677499D1
- Authority
- DE
- Germany
- Prior art keywords
- rare earth
- earth alloy
- producing
- alloy
- rare
- 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
-
- 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
- H01F1/0577—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 sintered
-
- 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
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B59/00—Obtaining rare earth metals
-
- 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
-
- 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
- H01F1/0573—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 obtained by reduction or by hydrogen decrepitation or embrittlement
-
- 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
- H01F1/06—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 in the form of particles, e.g. powder
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP86103044A EP0237587B1 (de) | 1986-03-06 | 1986-03-06 | Verfahren zur Herstellung einer Legierung aus seltenen Erden und Legierung aus seltenen Erden |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3677499D1 true DE3677499D1 (de) | 1991-03-14 |
Family
ID=8194950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686103044T Expired - Lifetime DE3677499D1 (de) | 1986-03-06 | 1986-03-06 | Verfahren zur herstellung einer legierung aus seltenen erden und legierung aus seltenen erden. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4769063A (de) |
EP (1) | EP0237587B1 (de) |
CN (1) | CN1022445C (de) |
DE (1) | DE3677499D1 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4898613A (en) * | 1985-02-26 | 1990-02-06 | Sumitomo Special Metals Co. Ltd. | Rare earth alloy powder used in production of permanent magnets |
US4952252A (en) * | 1985-06-14 | 1990-08-28 | Union Oil Company Of California | Rare earth-iron-boron-permanent magnets |
US4933009A (en) * | 1985-06-14 | 1990-06-12 | Union Oil Company Of California | Composition for preparing rare earth-iron-boron-permanent magnets |
JPH0271504A (ja) * | 1988-07-07 | 1990-03-12 | Sumitomo Metal Mining Co Ltd | 樹脂磁石用希土類−鉄−ホウ素系合金粉末の製造方法 |
US4917724A (en) * | 1988-10-11 | 1990-04-17 | General Motors Corporation | Method of decalcifying rare earth metals formed by the reduction-diffusion process |
US5244510A (en) * | 1989-06-13 | 1993-09-14 | Yakov Bogatin | Magnetic materials and process for producing the same |
US5114502A (en) * | 1989-06-13 | 1992-05-19 | Sps Technologies, Inc. | Magnetic materials and process for producing the same |
US5122203A (en) * | 1989-06-13 | 1992-06-16 | Sps Technologies, Inc. | Magnetic materials |
US5266128A (en) * | 1989-06-13 | 1993-11-30 | Sps Technologies, Inc. | Magnetic materials and process for producing the same |
JPH03241705A (ja) * | 1989-11-14 | 1991-10-28 | Hitachi Metals Ltd | 磁気異方性磁石及びその製造方法 |
GB2238797A (en) * | 1989-12-08 | 1991-06-12 | Philips Electronic Associated | Manufacture of rare-earth materials and permanent magnets |
US5064465A (en) * | 1990-11-29 | 1991-11-12 | Industrial Technology Research Institute | Process for preparing rare earth-iron-boron alloy powders |
JP3932143B2 (ja) * | 1992-02-21 | 2007-06-20 | Tdk株式会社 | 磁石の製造方法 |
DE4237346C1 (de) * | 1992-11-05 | 1993-12-02 | Goldschmidt Ag Th | Verfahren zur Herstellung von Legierungen der Seltenen Erden des Typs SE¶2¶Fe¶1¶¶7¶¶-¶¶x¶M¶x¶N¶y¶ |
US5480471A (en) * | 1994-04-29 | 1996-01-02 | Crucible Materials Corporation | Re-Fe-B magnets and manufacturing method for the same |
JP2000223306A (ja) | 1998-11-25 | 2000-08-11 | Hitachi Metals Ltd | 角形比を向上したr―t―b系希土類焼結磁石およびその製造方法 |
US20050062572A1 (en) * | 2003-09-22 | 2005-03-24 | General Electric Company | Permanent magnet alloy for medical imaging system and method of making |
CN1321214C (zh) * | 2005-07-29 | 2007-06-13 | 龙南县龙钇重稀土材料有限责任公司 | 钇基稀土硅钙铁合金及其制备方法和用途 |
CN101792846A (zh) * | 2010-03-24 | 2010-08-04 | 江西省龙钇重稀土材料有限责任公司 | 一种含稀土钢铁变质剂及其制备方法 |
CN102604616B (zh) * | 2012-02-13 | 2013-11-06 | 宋雪婷 | 一种原油降粘器及其制备方法 |
CN102796935B (zh) * | 2012-09-09 | 2013-10-30 | 吉林大学 | 一种高强度灰铸铁变质剂及其变质处理工艺 |
JP7187920B2 (ja) * | 2018-09-21 | 2022-12-13 | 住友金属鉱山株式会社 | 多結晶希土類遷移金属合金粉末およびその製造方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1318965A (en) * | 1969-08-13 | 1973-05-31 | Gen Electric | Rare earth intermetallic compounds by a reduction-diffusion process |
US3826696A (en) * | 1971-08-16 | 1974-07-30 | Gen Electric | Rare earth intermetallic compounds containing calcium |
US3748193A (en) * | 1971-08-16 | 1973-07-24 | Gen Electric | Rare earth intermetallic compounds by a calcium hydride reduction diffusion process |
DE2303697C2 (de) * | 1973-01-26 | 1974-07-18 | Th. Goldschmidt Ag, 4300 Essen | Verfahren zur Herstellung von Legierungspulvern aus Seltenen Erden und Kobalt |
US3883346A (en) * | 1973-03-28 | 1975-05-13 | Gen Electric | Nickel-lanthanum alloy produced by a reduction-diffusion process |
US3877999A (en) * | 1974-06-03 | 1975-04-15 | Gen Electric | Hydration-disintegration of cobalt-rare earth alloy containing material |
US3878000A (en) * | 1974-06-03 | 1975-04-15 | Gen Electric | Recovery of cobalt-rare earth alloy particles by hydration-disintegration in a magnetic field |
CA1316375C (en) * | 1982-08-21 | 1993-04-20 | Masato Sagawa | Magnetic materials and permanent magnets |
EP0106948B1 (de) * | 1982-09-27 | 1989-01-25 | Sumitomo Special Metals Co., Ltd. | Permanent magnetisierbare Legierungen, magnetische Materialien und Dauermagnete die FeBR oder (Fe,Co)BR (R=seltene Erden) enthalten |
JPS59177346A (ja) * | 1983-03-25 | 1984-10-08 | Sumitomo Special Metals Co Ltd | 希土類磁石素材用配合合金 |
JPS59179703A (ja) * | 1983-03-30 | 1984-10-12 | Tdk Corp | 2相分離型保磁力発生機構をもつ希土類コバルト合金紛末の製造方法 |
JPS6032306A (ja) * | 1983-08-02 | 1985-02-19 | Sumitomo Special Metals Co Ltd | 永久磁石 |
JPS6034005A (ja) * | 1983-08-04 | 1985-02-21 | Sumitomo Special Metals Co Ltd | 永久磁石 |
JPS6137341A (ja) * | 1984-07-30 | 1986-02-22 | Toyota Motor Corp | 異形断面形状を有する閉塞鍛造用荒地素材の製造装置 |
US4767450A (en) * | 1984-11-27 | 1988-08-30 | Sumitomo Special Metals Co., Ltd. | Process for producing the rare earth alloy powders |
-
1986
- 1986-02-26 US US06/832,890 patent/US4769063A/en not_active Expired - Lifetime
- 1986-03-04 CN CN91101851.4A patent/CN1022445C/zh not_active Expired - Lifetime
- 1986-03-06 DE DE8686103044T patent/DE3677499D1/de not_active Expired - Lifetime
- 1986-03-06 EP EP86103044A patent/EP0237587B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0237587A1 (de) | 1987-09-23 |
EP0237587B1 (de) | 1991-02-06 |
CN1022445C (zh) | 1993-10-13 |
US4769063A (en) | 1988-09-06 |
CN1054502A (zh) | 1991-09-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |