ES546960A0 - A METHOD TO PRODUCE A UNIFORM BODY OF IMAN PERMANEN-TE - Google Patents
A METHOD TO PRODUCE A UNIFORM BODY OF IMAN PERMANEN-TEInfo
- Publication number
- ES546960A0 ES546960A0 ES546960A ES546960A ES546960A0 ES 546960 A0 ES546960 A0 ES 546960A0 ES 546960 A ES546960 A ES 546960A ES 546960 A ES546960 A ES 546960A ES 546960 A0 ES546960 A0 ES 546960A0
- Authority
- ES
- Spain
- Prior art keywords
- permanen
- iman
- produce
- uniform body
- uniform
- 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
- H01F1/047—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
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US65062384A | 1984-09-14 | 1984-09-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8707373A1 ES8707373A1 (en) | 1987-07-16 |
ES546960A0 true ES546960A0 (en) | 1987-07-16 |
Family
ID=24609632
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES546960A Expired ES8707373A1 (en) | 1984-09-14 | 1985-09-13 | Method of producing a permanent magnet having high and low coercivity regions. |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0174735B1 (en) |
JP (1) | JPS6174305A (en) |
AU (1) | AU580618B2 (en) |
BR (1) | BR8504369A (en) |
CA (1) | CA1244322A (en) |
DE (1) | DE3584061D1 (en) |
ES (1) | ES8707373A1 (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1244322A (en) * | 1984-09-14 | 1988-11-08 | Robert W. Lee | Hot pressed permanent magnet having high and low coercivity regions |
US5538565A (en) * | 1985-08-13 | 1996-07-23 | Seiko Epson Corporation | Rare earth cast alloy permanent magnets and methods of preparation |
US6136099A (en) * | 1985-08-13 | 2000-10-24 | Seiko Epson Corporation | Rare earth-iron series permanent magnets and method of preparation |
JP2530641B2 (en) * | 1986-03-20 | 1996-09-04 | 日立金属株式会社 | Magnetically anisotropic bonded magnet, magnetic powder used therefor, and method for producing the same |
IT1206056B (en) * | 1986-06-20 | 1989-04-05 | Seiko Epson Corp | PROCEDURE FOR THE PREPARATION OF PERMANENT MAGNETS AND PRODUCT OBTAINED |
KR900006533B1 (en) * | 1987-01-06 | 1990-09-07 | 히다찌 긴조꾸 가부시끼가이샤 | Anisotropic magnetic materials and magnets made with it and making method for it |
US4983232A (en) * | 1987-01-06 | 1991-01-08 | Hitachi Metals, Ltd. | Anisotropic magnetic powder and magnet thereof and method of producing same |
EP0302947B1 (en) * | 1987-03-02 | 1994-06-08 | Seiko Epson Corporation | Rare earth element-iron base permanent magnet and process for its production |
US5213631A (en) * | 1987-03-02 | 1993-05-25 | Seiko Epson Corporation | Rare earth-iron system permanent magnet and process for producing the same |
US4888506A (en) * | 1987-07-09 | 1989-12-19 | Hitachi Metals, Ltd. | Voice coil-type linear motor |
JPH07105301B2 (en) * | 1987-09-10 | 1995-11-13 | 日立金属株式会社 | Manufacturing method of magnetic anisotropy Nd-Fe-B magnet material |
JPS6472502A (en) * | 1987-09-11 | 1989-03-17 | Hitachi Metals Ltd | Permanent magnet for accelerating particle beam |
US4859410A (en) * | 1988-03-24 | 1989-08-22 | General Motors Corporation | Die-upset manufacture to produce high volume fractions of RE-Fe-B type magnetically aligned material |
JP3037699B2 (en) * | 1988-09-30 | 2000-04-24 | 日立金属株式会社 | Warm-worked magnet with improved crack resistance and orientation, and method of manufacturing the same |
US5098486A (en) * | 1989-05-23 | 1992-03-24 | Hitachi Metals, Ltd. | Magnetically anisotropic hotworked magnet and method of producing same |
US4952251A (en) * | 1989-05-23 | 1990-08-28 | Hitachi Metals, Ltd. | Magnetically anisotropic hotworked magnet and method of producing same |
JP5707934B2 (en) * | 2010-12-27 | 2015-04-30 | トヨタ自動車株式会社 | Method for manufacturing anisotropic permanent magnet |
JP6330438B2 (en) * | 2014-04-09 | 2018-05-30 | 信越化学工業株式会社 | Manufacturing method of rare earth sintered magnet |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CS213750B1 (en) * | 1979-08-03 | 1982-04-09 | Vaclav Landa | Method of making the anizotropic permanent magnets |
GB2112578B (en) * | 1981-07-14 | 1986-03-05 | Hitachi Metals Ltd | Field composite permanent magnet and method of producing the same |
JPS592555A (en) * | 1982-06-28 | 1984-01-09 | Hitachi Ltd | Permanent magnet field dc machine |
DE3379131D1 (en) * | 1982-09-03 | 1989-03-09 | Gen Motors Corp | Re-tm-b alloys, method for their production and permanent magnets containing such alloys |
CA1216623A (en) * | 1983-05-09 | 1987-01-13 | John J. Croat | Bonded rare earth-iron magnets |
CA1244322A (en) * | 1984-09-14 | 1988-11-08 | Robert W. Lee | Hot pressed permanent magnet having high and low coercivity regions |
-
1985
- 1985-07-12 CA CA000486721A patent/CA1244322A/en not_active Expired
- 1985-08-09 EP EP19850305656 patent/EP0174735B1/en not_active Expired
- 1985-08-09 DE DE8585305656T patent/DE3584061D1/en not_active Expired - Fee Related
- 1985-08-21 AU AU46487/85A patent/AU580618B2/en not_active Ceased
- 1985-09-10 BR BR8504369A patent/BR8504369A/en not_active IP Right Cessation
- 1985-09-13 ES ES546960A patent/ES8707373A1/en not_active Expired
- 1985-09-14 JP JP20256385A patent/JPS6174305A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
AU4648785A (en) | 1986-03-20 |
EP0174735A3 (en) | 1988-01-20 |
ES8707373A1 (en) | 1987-07-16 |
EP0174735A2 (en) | 1986-03-19 |
JPS6174305A (en) | 1986-04-16 |
AU580618B2 (en) | 1989-01-19 |
DE3584061D1 (en) | 1991-10-17 |
BR8504369A (en) | 1986-07-08 |
EP0174735B1 (en) | 1991-09-11 |
JPH0315806B2 (en) | 1991-03-04 |
CA1244322A (en) | 1988-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Patent lapsed |
Effective date: 19960506 |