AT386554B - Verfahren zur herstellung korrosionsbestaendiger, hartmagnetischer pulver fuer die magneterzeugung, magnete aus hartmagnetischem pulver und verfahren zu deren herstellung - Google Patents
Verfahren zur herstellung korrosionsbestaendiger, hartmagnetischer pulver fuer die magneterzeugung, magnete aus hartmagnetischem pulver und verfahren zu deren herstellungInfo
- Publication number
- AT386554B AT386554B AT209386A AT209386A AT386554B AT 386554 B AT386554 B AT 386554B AT 209386 A AT209386 A AT 209386A AT 209386 A AT209386 A AT 209386A AT 386554 B AT386554 B AT 386554B
- Authority
- AT
- Austria
- Prior art keywords
- producing
- magnetic powder
- hard magnetic
- magnets
- resistant
- Prior art date
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
- H01F1/0578—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 bonded 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
- H01F1/057—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
- H01F1/0572—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 with a protective layer
-
- 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
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT209386A AT386554B (de) | 1986-08-04 | 1986-08-04 | Verfahren zur herstellung korrosionsbestaendiger, hartmagnetischer pulver fuer die magneterzeugung, magnete aus hartmagnetischem pulver und verfahren zu deren herstellung |
JP62186775A JPS6338216A (ja) | 1986-08-04 | 1987-07-28 | 耐蝕性の希土類磁性粉の製造方法及びそれから作られる磁性体 |
EP87890182A EP0255816A3 (de) | 1986-08-04 | 1987-07-31 | Verfahren zur Herstellung korrosionsbeständiger, hartmagnetischer Pulver für die Magneterzeugung, Magnete aus hartmagnetischen Pulver und Verfahren zu deren Herstellung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT209386A AT386554B (de) | 1986-08-04 | 1986-08-04 | Verfahren zur herstellung korrosionsbestaendiger, hartmagnetischer pulver fuer die magneterzeugung, magnete aus hartmagnetischem pulver und verfahren zu deren herstellung |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA209386A ATA209386A (de) | 1988-02-15 |
AT386554B true AT386554B (de) | 1988-09-12 |
Family
ID=3527596
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT209386A AT386554B (de) | 1986-08-04 | 1986-08-04 | Verfahren zur herstellung korrosionsbestaendiger, hartmagnetischer pulver fuer die magneterzeugung, magnete aus hartmagnetischem pulver und verfahren zu deren herstellung |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0255816A3 (de) |
JP (1) | JPS6338216A (de) |
AT (1) | AT386554B (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2623731B2 (ja) * | 1988-07-29 | 1997-06-25 | 三菱マテリアル株式会社 | 希土類―Fe―B系異方性永久磁石の製造法 |
JPH0283905A (ja) * | 1988-09-20 | 1990-03-26 | Sumitomo Special Metals Co Ltd | 耐食性永久磁石およびその製造方法 |
EP0452580B1 (de) * | 1990-04-19 | 1999-06-23 | Seiko Epson Corporation | Kunstharzgebundener Magnet und dessen Herstellungsverfahren |
JP3047239B2 (ja) * | 1989-04-14 | 2000-05-29 | 日立金属株式会社 | 温間加工磁石及びその製造方法 |
US4990876A (en) * | 1989-09-15 | 1991-02-05 | Eastman Kodak Company | Magnetic brush, inner core therefor, and method for making such core |
CA2070808A1 (en) * | 1990-10-09 | 1992-04-10 | Barbara K. Lograsso | Method of making permanent magnets |
GB9803970D0 (en) * | 1998-02-26 | 1998-04-22 | Univ Birmingham | Method of applying a corrosion-resistant coating |
DE19902679C1 (de) * | 1999-01-23 | 2000-11-16 | Harman Audio Electronic Sys | Lautsprecher |
US6753751B2 (en) * | 2000-11-30 | 2004-06-22 | Nec Tokin Corporation | Magnetic core including magnet for magnetic bias and inductor component using the same |
DE102013004985A1 (de) | 2012-11-14 | 2014-05-15 | Volkswagen Aktiengesellschaft | Verfahren zur Herstellung eines Permanentmagneten sowie Permanentmagnet |
DE102013213494A1 (de) | 2013-07-10 | 2015-01-29 | Volkswagen Aktiengesellschaft | Verfahren zur Herstellung eines Permanentmagneten sowie Permanentmagnet und elektrische Maschine mit einem solchen |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2421605A1 (de) * | 1974-05-04 | 1975-11-13 | Deutsche Edelstahlwerke Ag | Verfahren zur herstellung von dauermagneten auf der basis von kobalt-seltenerdenlegierungen |
DE1914137B2 (de) * | 1969-03-20 | 1976-09-23 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur herstellung von dauermagneten |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59155106A (ja) * | 1983-02-23 | 1984-09-04 | Hitachi Maxell Ltd | 金属磁性粉末の製造法 |
CA1216623A (en) * | 1983-05-09 | 1987-01-13 | John J. Croat | Bonded rare earth-iron magnets |
JPS6054406A (ja) * | 1983-09-03 | 1985-03-28 | Sumitomo Special Metals Co Ltd | 耐酸化性のすぐれた永久磁石 |
JPS60189901A (ja) * | 1984-03-09 | 1985-09-27 | Sumitomo Special Metals Co Ltd | 希土類・ボロン・鉄系永久磁石用合金粉末の製造方法 |
CN1007847B (zh) * | 1984-12-24 | 1990-05-02 | 住友特殊金属株式会社 | 制造具有改进耐蚀性磁铁的方法 |
-
1986
- 1986-08-04 AT AT209386A patent/AT386554B/de not_active IP Right Cessation
-
1987
- 1987-07-28 JP JP62186775A patent/JPS6338216A/ja active Pending
- 1987-07-31 EP EP87890182A patent/EP0255816A3/de not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1914137B2 (de) * | 1969-03-20 | 1976-09-23 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur herstellung von dauermagneten |
DE2421605A1 (de) * | 1974-05-04 | 1975-11-13 | Deutsche Edelstahlwerke Ag | Verfahren zur herstellung von dauermagneten auf der basis von kobalt-seltenerdenlegierungen |
Also Published As
Publication number | Publication date |
---|---|
ATA209386A (de) | 1988-02-15 |
EP0255816A3 (de) | 1988-12-21 |
JPS6338216A (ja) | 1988-02-18 |
EP0255816A2 (de) | 1988-02-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |