EP0066348A3 - Method for producing magnets - Google Patents
Method for producing magnets Download PDFInfo
- Publication number
- EP0066348A3 EP0066348A3 EP82300510A EP82300510A EP0066348A3 EP 0066348 A3 EP0066348 A3 EP 0066348A3 EP 82300510 A EP82300510 A EP 82300510A EP 82300510 A EP82300510 A EP 82300510A EP 0066348 A3 EP0066348 A3 EP 0066348A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- producing magnets
- magnets
- producing
- 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
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
- H01F1/06—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
- H01F1/08—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 pressed, sintered, or bound together
-
- 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
- H01F1/0555—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together
- H01F1/0557—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together sintered
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
- H01F41/0273—Imparting anisotropy
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US26227081A | 1981-05-11 | 1981-05-11 | |
US262270 | 1981-05-11 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0066348A2 EP0066348A2 (en) | 1982-12-08 |
EP0066348A3 true EP0066348A3 (en) | 1983-03-30 |
EP0066348B1 EP0066348B1 (en) | 1985-10-09 |
Family
ID=22996852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19820300510 Expired EP0066348B1 (en) | 1981-05-11 | 1982-02-01 | Method for producing magnets |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0066348B1 (en) |
JP (1) | JPS57194512A (en) |
CA (1) | CA1176814A (en) |
DE (1) | DE3266728D1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1216623A (en) * | 1983-05-09 | 1987-01-13 | John J. Croat | Bonded rare earth-iron magnets |
US5080731A (en) * | 1988-08-19 | 1992-01-14 | Hitachi Metals, Ltd. | Highly oriented permanent magnet and process for producing the same |
JP3554604B2 (en) * | 1995-04-18 | 2004-08-18 | インターメタリックス株式会社 | Compact molding method and rubber mold used in the method |
WO2015150315A1 (en) * | 2014-03-31 | 2015-10-08 | Asml Netherlands B.V. | An undulator |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3919003A (en) * | 1971-12-17 | 1975-11-11 | Gen Electric | Sintered cobalt-rare earth intermetallic product |
US4284440A (en) * | 1976-06-18 | 1981-08-18 | Hitachi Metals, Ltd. | Rare earth metal-cobalt permanent magnet alloy |
US4322257A (en) * | 1975-12-02 | 1982-03-30 | Bbc, Brown, Boveri & Company, Limited | Permanent-magnet alloy |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5646245B2 (en) * | 1973-06-23 | 1981-10-31 | ||
JPS5941840B2 (en) * | 1978-12-28 | 1984-10-09 | 株式会社井上ジャパックス研究所 | Magnetic field press device |
JPS5923446B2 (en) * | 1979-03-22 | 1984-06-02 | ティーディーケイ株式会社 | Plastic magnets and their manufacturing method |
-
1982
- 1982-01-21 CA CA000394598A patent/CA1176814A/en not_active Expired
- 1982-02-01 EP EP19820300510 patent/EP0066348B1/en not_active Expired
- 1982-02-01 DE DE8282300510T patent/DE3266728D1/en not_active Expired
- 1982-05-10 JP JP57078057A patent/JPS57194512A/en active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3919003A (en) * | 1971-12-17 | 1975-11-11 | Gen Electric | Sintered cobalt-rare earth intermetallic product |
US4322257A (en) * | 1975-12-02 | 1982-03-30 | Bbc, Brown, Boveri & Company, Limited | Permanent-magnet alloy |
US4284440A (en) * | 1976-06-18 | 1981-08-18 | Hitachi Metals, Ltd. | Rare earth metal-cobalt permanent magnet alloy |
Also Published As
Publication number | Publication date |
---|---|
EP0066348B1 (en) | 1985-10-09 |
EP0066348A2 (en) | 1982-12-08 |
JPH0318329B2 (en) | 1991-03-12 |
DE3266728D1 (en) | 1985-11-14 |
CA1176814A (en) | 1984-10-30 |
JPS57194512A (en) | 1982-11-30 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Designated state(s): CH DE FR GB LI |
|
PUAL | Search report despatched |
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17P | Request for examination filed |
Effective date: 19830114 |
|
AK | Designated contracting states |
Designated state(s): CH DE FR GB LI |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: COLT INDUSTRIES OPERATING CORP. |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: CRUCIBLE MATERIALS CORPORATION |
|
GRAA | (expected) grant |
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AK | Designated contracting states |
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ET | Fr: translation filed | ||
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STAA | Information on the status of an ep patent application or granted ep patent |
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26N | No opposition filed | ||
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
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