DE59004054D1 - Permanentmagnet. - Google Patents
Permanentmagnet.Info
- Publication number
- DE59004054D1 DE59004054D1 DE90912788T DE59004054T DE59004054D1 DE 59004054 D1 DE59004054 D1 DE 59004054D1 DE 90912788 T DE90912788 T DE 90912788T DE 59004054 T DE59004054 T DE 59004054T DE 59004054 D1 DE59004054 D1 DE 59004054D1
- Authority
- DE
- Germany
- Prior art keywords
- 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
- H01F1/058—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IVa elements, e.g. Gd2Fe14C
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3928389A DE3928389A1 (de) | 1989-08-28 | 1989-08-28 | Permanentmagnet |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59004054D1 true DE59004054D1 (de) | 1994-02-10 |
Family
ID=6388032
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3928389A Granted DE3928389A1 (de) | 1989-08-28 | 1989-08-28 | Permanentmagnet |
DE90912788T Expired - Fee Related DE59004054D1 (de) | 1989-08-28 | 1990-08-27 | Permanentmagnet. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3928389A Granted DE3928389A1 (de) | 1989-08-28 | 1989-08-28 | Permanentmagnet |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0489784B1 (de) |
JP (1) | JPH05500134A (de) |
DE (2) | DE3928389A1 (de) |
WO (1) | WO1991003823A1 (de) |
Families Citing this family (3)
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 |
US5403408A (en) * | 1992-10-19 | 1995-04-04 | Inland Steel Company | Non-uniaxial permanent magnet material |
AU2001275775A1 (en) * | 2000-08-03 | 2002-02-18 | Sanei Kasei Co., Limited | Nanocomposite permanent magnet |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59132105A (ja) * | 1983-01-19 | 1984-07-30 | Sumitomo Special Metals Co Ltd | 永久磁石用合金 |
CA1316375C (en) * | 1982-08-21 | 1993-04-20 | Masato Sagawa | Magnetic materials and permanent magnets |
DE3379084D1 (en) * | 1982-09-27 | 1989-03-02 | Sumitomo Spec Metals | Permanently magnetizable alloys, magnetic materials and permanent magnets comprising febr or (fe,co)br (r=vave earth) |
JP2537189B2 (ja) * | 1985-10-25 | 1996-09-25 | 株式会社東芝 | 永久磁石 |
DE3637521A1 (de) * | 1986-11-04 | 1988-05-11 | Schramberg Magnetfab | Permanentmagnet und verfahren zu seiner herstellung |
US4849035A (en) * | 1987-08-11 | 1989-07-18 | Crucible Materials Corporation | Rare earth, iron carbon permanent magnet alloys and method for producing the same |
NL8800740A (nl) * | 1987-12-11 | 1989-07-03 | Philips Nv | Hardmagnetisch materiaal uit een zeldzame aardmetaal, ijzer en koolstof. |
JPH01169904A (ja) * | 1987-12-24 | 1989-07-05 | Taiyo Yuden Co Ltd | 永久磁石およびその製造方法 |
-
1989
- 1989-08-28 DE DE3928389A patent/DE3928389A1/de active Granted
-
1990
- 1990-08-27 JP JP2512098A patent/JPH05500134A/ja active Pending
- 1990-08-27 WO PCT/DE1990/000653 patent/WO1991003823A1/de active IP Right Grant
- 1990-08-27 EP EP90912788A patent/EP0489784B1/de not_active Expired - Lifetime
- 1990-08-27 DE DE90912788T patent/DE59004054D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO1991003823A1 (de) | 1991-03-21 |
EP0489784A1 (de) | 1992-06-17 |
DE3928389C2 (de) | 1993-01-07 |
EP0489784B1 (de) | 1993-12-29 |
JPH05500134A (ja) | 1993-01-14 |
DE3928389A1 (de) | 1991-03-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8365 | Fully valid after opposition proceedings | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: VACUUMSCHMELZE GMBH & CO. KG, 63450 HANAU, DE |
|
8339 | Ceased/non-payment of the annual fee |