DE59010911D1 - Permanent magnet (material) and method for producing the same - Google Patents
Permanent magnet (material) and method for producing the sameInfo
- Publication number
- DE59010911D1 DE59010911D1 DE59010911T DE59010911T DE59010911D1 DE 59010911 D1 DE59010911 D1 DE 59010911D1 DE 59010911 T DE59010911 T DE 59010911T DE 59010911 T DE59010911 T DE 59010911T DE 59010911 D1 DE59010911 D1 DE 59010911D1
- Authority
- DE
- Germany
- Prior art keywords
- producing
- same
- permanent magnet
- permanent
- magnet
- 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 - Fee Related
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
-
- 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
- H01F41/0293—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 diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT245489A AT393178B (en) | 1989-10-25 | 1989-10-25 | PERMANENT MAGNET (MATERIAL) AND METHOD FOR PRODUCING THE SAME |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59010911D1 true DE59010911D1 (en) | 2000-09-21 |
Family
ID=3534648
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE59010911T Expired - Fee Related DE59010911D1 (en) | 1989-10-25 | 1990-10-05 | Permanent magnet (material) and method for producing the same |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0425469B1 (en) |
AT (1) | AT393178B (en) |
CZ (1) | CZ284167B6 (en) |
DD (1) | DD298177A5 (en) |
DE (1) | DE59010911D1 (en) |
HU (1) | HU215659B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT399415B (en) * | 1991-03-18 | 1995-05-26 | Boehler Ybbstalwerke | METHOD FOR PRODUCING RARE EARTH-CONTAINING PERMANENT MAGNET (S) (MATERIALS) |
AU2001275775A1 (en) * | 2000-08-03 | 2002-02-18 | Sanei Kasei Co., Limited | Nanocomposite permanent magnet |
JP5057111B2 (en) | 2009-07-01 | 2012-10-24 | 信越化学工業株式会社 | Rare earth magnet manufacturing method |
MY174972A (en) * | 2011-05-02 | 2020-05-29 | Shinetsu Chemical Co | Rare earth permanent magnets and their preparation |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6187825A (en) * | 1984-10-05 | 1986-05-06 | Hitachi Metals Ltd | Manufacture of permanent magnet material |
US4762574A (en) * | 1985-06-14 | 1988-08-09 | Union Oil Company Of California | Rare earth-iron-boron premanent magnets |
JPS6227548A (en) * | 1985-07-27 | 1987-02-05 | Sumitomo Special Metals Co Ltd | Permanent magnet alloy |
JPS62171102A (en) * | 1986-01-23 | 1987-07-28 | Shin Etsu Chem Co Ltd | Rare earth permanent magnet and manufacture of same |
AU609669B2 (en) * | 1986-10-13 | 1991-05-02 | N.V. Philips Gloeilampenfabrieken | Method of manufacturing a permanent magnet |
EP0284033B1 (en) * | 1987-03-23 | 1993-08-11 | Tokin Corporation | A method for producing a rare earth metal-iron-boron anisotropic bonded magnet from rapidly-quenched rare earth metal-iron-boron alloy ribbon-like flakes |
JPH01238001A (en) * | 1988-03-18 | 1989-09-22 | Kawasaki Steel Corp | Manufacture of rare earth permanent magnet |
US5147447A (en) * | 1988-06-03 | 1992-09-15 | Mitsubishi Materials Corporation | Sintered rare earth metal-boron-iron alloy magnets and a method for their production |
AT393177B (en) * | 1989-04-28 | 1991-08-26 | Boehler Gmbh | PERMANENT MAGNET (MATERIAL) AND METHOD FOR PRODUCING THE SAME |
-
1989
- 1989-10-25 AT AT245489A patent/AT393178B/en active
-
1990
- 1990-09-25 DD DD34420390A patent/DD298177A5/en unknown
- 1990-10-05 EP EP19900890267 patent/EP0425469B1/en not_active Expired - Lifetime
- 1990-10-05 DE DE59010911T patent/DE59010911D1/en not_active Expired - Fee Related
- 1990-10-22 CZ CS905141A patent/CZ284167B6/en not_active IP Right Cessation
- 1990-10-24 HU HU906544A patent/HU215659B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
HU906544D0 (en) | 1991-04-29 |
ATA245489A (en) | 1991-01-15 |
CZ284167B6 (en) | 1998-09-16 |
EP0425469A3 (en) | 1991-11-06 |
CS514190A3 (en) | 1992-05-13 |
AT393178B (en) | 1991-08-26 |
EP0425469B1 (en) | 2000-04-05 |
DD298177A5 (en) | 1992-02-06 |
HUT58948A (en) | 1992-03-30 |
HU215659B (en) | 1999-02-01 |
EP0425469A2 (en) | 1991-05-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |