HK68490A - Permanently magnetizable alloys,magnetic materials and permanent magnets comprising febr or(fe,co)br(r=vave earth) - Google Patents
Permanently magnetizable alloys,magnetic materials and permanent magnets comprising febr or(fe,co)br(r=vave earth)Info
- Publication number
- HK68490A HK68490A HK68490A HK68490A HK68490A HK 68490 A HK68490 A HK 68490A HK 68490 A HK68490 A HK 68490A HK 68490 A HK68490 A HK 68490A HK 68490 A HK68490 A HK 68490A
- Authority
- HK
- Hong Kong
- Prior art keywords
- vave
- febr
- earth
- permanent magnets
- magnetic materials
- 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
- H01F1/0577—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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0433—Nickel- or cobalt-based alloys
- C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57166663A JPS5964733A (en) | 1982-09-27 | 1982-09-27 | Permanent magnet |
JP58005813A JPS59132104A (en) | 1983-01-19 | 1983-01-19 | Permanent magnet |
JP58037897A JPS59163803A (en) | 1983-03-08 | 1983-03-08 | Permanent magnet |
JP58037899A JPS59163805A (en) | 1983-03-08 | 1983-03-08 | Permanent magnet |
JP58084858A JPS59211551A (en) | 1983-05-14 | 1983-05-14 | Permanent magnet material |
JP58084860A JPS59211559A (en) | 1983-05-14 | 1983-05-14 | Permanent magnet material |
JP58094876A JPH0778269B2 (en) | 1983-05-31 | 1983-05-31 | Rare earth / iron / boron tetragonal compound for permanent magnet |
Publications (1)
Publication Number | Publication Date |
---|---|
HK68490A true HK68490A (en) | 1990-09-07 |
Family
ID=27563323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK68490A HK68490A (en) | 1982-09-27 | 1990-08-30 | Permanently magnetizable alloys,magnetic materials and permanent magnets comprising febr or(fe,co)br(r=vave earth) |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0106948B1 (en) |
CA (1) | CA1315571C (en) |
DE (1) | DE3379084D1 (en) |
HK (1) | HK68490A (en) |
SG (1) | SG48390G (en) |
Families Citing this family (66)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1316375C (en) * | 1982-08-21 | 1993-04-20 | Masato Sagawa | Magnetic materials and permanent magnets |
US4792368A (en) * | 1982-08-21 | 1988-12-20 | Sumitomo Special Metals Co., Ltd. | Magnetic materials and permanent magnets |
CA1280013C (en) * | 1983-05-06 | 1991-02-12 | Setsuo Fujimura | Isotropic magnets and process for producing same |
US4840684A (en) * | 1983-05-06 | 1989-06-20 | Sumitomo Special Metals Co, Ltd. | Isotropic permanent magnets and process for producing same |
JPS6032306A (en) * | 1983-08-02 | 1985-02-19 | Sumitomo Special Metals Co Ltd | Permanent magnet |
JPS6034005A (en) * | 1983-08-04 | 1985-02-21 | Sumitomo Special Metals Co Ltd | Permanent magnet |
DE3479940D1 (en) * | 1983-10-26 | 1989-11-02 | Gen Motors Corp | High energy product rare earth-transition metal magnet alloys containing boron |
EP0338597B1 (en) * | 1984-02-28 | 1995-01-11 | Sumitomo Special Metals Co., Ltd. | Permanent magnets |
DE3575231D1 (en) * | 1984-02-28 | 1990-02-08 | Sumitomo Spec Metals | METHOD FOR PRODUCING PERMANENT MAGNETS. |
US5100741A (en) * | 1984-09-12 | 1992-03-31 | Seiko Epson Corporation | Magneto-optic recording systems |
US5529854A (en) * | 1984-09-12 | 1996-06-25 | Seiko Epson Corporation | Magneto-optic recording systems |
EP0175214B2 (en) * | 1984-09-14 | 1993-12-29 | Kabushiki Kaisha Toshiba | Permanent magnetic alloy and method of manufacturing the same |
US4767450A (en) * | 1984-11-27 | 1988-08-30 | Sumitomo Special Metals Co., Ltd. | Process for producing the rare earth alloy powders |
USRE34838E (en) * | 1984-12-31 | 1995-01-31 | Tdk Corporation | Permanent magnet and method for producing same |
US4765848A (en) * | 1984-12-31 | 1988-08-23 | Kaneo Mohri | Permanent magnent and method for producing same |
NL8500534A (en) * | 1985-02-26 | 1986-09-16 | Philips Nv | MAGNETIC MATERIAL CONTAINING AN INTERMETALLIC CONNECTION OF THE RARE EARTH TRANSITION METAL TYPE. |
JPH0789521B2 (en) * | 1985-03-28 | 1995-09-27 | 株式会社東芝 | Rare earth iron permanent magnet |
US4588439A (en) * | 1985-05-20 | 1986-05-13 | Crucible Materials Corporation | Oxygen containing permanent magnet alloy |
US4762574A (en) * | 1985-06-14 | 1988-08-09 | Union Oil Company Of California | Rare earth-iron-boron premanent magnets |
US4952252A (en) * | 1985-06-14 | 1990-08-28 | Union Oil Company Of California | Rare earth-iron-boron-permanent magnets |
US4933009A (en) * | 1985-06-14 | 1990-06-12 | Union Oil Company Of California | Composition for preparing rare earth-iron-boron-permanent magnets |
FR2586323B1 (en) * | 1985-08-13 | 1992-11-13 | Seiko Epson Corp | RARE EARTH-IRON PERMANENT MAGNET |
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 |
US4859254A (en) * | 1985-09-10 | 1989-08-22 | Kabushiki Kaisha Toshiba | Permanent magnet |
JPS62165305A (en) * | 1986-01-16 | 1987-07-21 | Hitachi Metals Ltd | Permanent magnet of good thermal stability and manufacture thereof |
JPH07105289B2 (en) * | 1986-03-06 | 1995-11-13 | 信越化学工業株式会社 | Rare earth permanent magnet manufacturing method |
US4769063A (en) * | 1986-03-06 | 1988-09-06 | Sumitomo Special Metals Co., Ltd. | Method for producing rare earth alloy |
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 |
US4954186A (en) * | 1986-05-30 | 1990-09-04 | Union Oil Company Of California | Rear earth-iron-boron permanent magnets containing aluminum |
US4747874A (en) * | 1986-05-30 | 1988-05-31 | Union Oil Company Of California | Rare earth-iron-boron permanent magnets with enhanced coercivity |
US4878958A (en) * | 1986-05-30 | 1989-11-07 | Union Oil Company Of California | Method for preparing rare earth-iron-boron permanent magnets |
KR880000992A (en) * | 1986-06-12 | 1988-03-30 | 와다리 스기이찌로오 | Permanent magnet |
US5041171A (en) * | 1986-07-18 | 1991-08-20 | U.S. Philips Corporation | Hard magnetic material |
EP0261579B1 (en) * | 1986-09-16 | 1993-01-07 | Tokin Corporation | A method for producing a rare earth metal-iron-boron permanent magnet by use of a rapidly-quenched alloy powder |
US4983232A (en) * | 1987-01-06 | 1991-01-08 | Hitachi Metals, Ltd. | Anisotropic magnetic powder and magnet thereof and method of producing same |
KR900006533B1 (en) * | 1987-01-06 | 1990-09-07 | 히다찌 긴조꾸 가부시끼가이샤 | Anisotropic magnetic materials and magnets made with it and making method for it |
US4902360A (en) * | 1987-02-04 | 1990-02-20 | Crucible Materials Corporation | Permanent magnet alloy for elevated temperature applications |
US4942098A (en) * | 1987-03-26 | 1990-07-17 | Sumitomo Special Metals, Co., Ltd. | Corrosion resistant permanent magnet |
GB8707905D0 (en) * | 1987-04-02 | 1987-05-07 | Univ Birmingham | Magnets |
KR880013194A (en) * | 1987-04-06 | 1988-11-30 | 원본미기재 | Permanent magnet and its manufacturing method |
US5460662A (en) * | 1987-04-30 | 1995-10-24 | Seiko Epson Corporation | Permanent magnet and method of production |
ATE109921T1 (en) * | 1987-04-30 | 1994-08-15 | Seiko Epson Corp | PERMANENT MAGNET AND ITS MANUFACTURING PROCESS. |
US5186761A (en) * | 1987-04-30 | 1993-02-16 | Seiko Epson Corporation | Magnetic alloy and method of production |
US5015304A (en) * | 1987-05-11 | 1991-05-14 | Union Oil Company Of California | Rare earth-iron-boron sintered magnets |
JPH01103805A (en) * | 1987-07-30 | 1989-04-20 | Tdk Corp | Permanent magnet |
US5022939A (en) * | 1987-07-30 | 1991-06-11 | Tdk Corporation | Permanent magnets |
JPS6472502A (en) * | 1987-09-11 | 1989-03-17 | Hitachi Metals Ltd | Permanent magnet for accelerating particle beam |
EP0386286B1 (en) * | 1987-09-17 | 1995-10-18 | Shin-Etsu Chemical Co., Ltd. | Rare earth iron-based permanent magnet |
US4892596A (en) * | 1988-02-23 | 1990-01-09 | Eastman Kodak Company | Method of making fully dense anisotropic high energy magnets |
US4985085A (en) * | 1988-02-23 | 1991-01-15 | Eastman Kodak Company | Method of making anisotropic magnets |
US5000796A (en) * | 1988-02-23 | 1991-03-19 | Eastman Kodak Company | Anisotropic high energy magnets and a process of preparing the same |
JP2741508B2 (en) * | 1988-02-29 | 1998-04-22 | 住友特殊金属株式会社 | Magnetic anisotropic sintered magnet and method of manufacturing the same |
US5000800A (en) * | 1988-06-03 | 1991-03-19 | Masato Sagawa | Permanent magnet and method for producing the same |
JPH0283905A (en) * | 1988-09-20 | 1990-03-26 | Sumitomo Special Metals Co Ltd | Corrosion-resistant permanent magnet and manufacture thereof |
EP0362812B1 (en) * | 1988-10-04 | 1996-01-24 | Hitachi Metals, Ltd. | Bonded isotropic R-Fe-B-magnet and method for making it |
DE3928389A1 (en) * | 1989-08-28 | 1991-03-14 | Schramberg Magnetfab | PERMANENT MAGNET |
JPH0391205A (en) * | 1989-09-01 | 1991-04-16 | Matsushita Electric Ind Co Ltd | Anisotropic permanent magnet |
US5201963A (en) * | 1989-10-26 | 1993-04-13 | Nippon Steel Corporation | Rare earth magnets and method of producing same |
DE69111068T2 (en) * | 1990-07-16 | 1996-02-22 | Aura Systems Inc | MAGNETIC MATERIAL. |
US5478411A (en) * | 1990-12-21 | 1995-12-26 | Provost, Fellows And Scholars Of The College Of The Holy And Undivided Trinity Of Queen Elizabeth Near Dublin | Magnetic materials and processes for their production |
EP1014392B9 (en) * | 1998-12-15 | 2004-11-24 | Shin-Etsu Chemical Co., Ltd. | Rare earth/iron/boron-based permanent magnet alloy composition |
US6833036B2 (en) * | 2001-06-29 | 2004-12-21 | Tdk Corporation | Rare earth permanent magnet |
US6955729B2 (en) * | 2002-04-09 | 2005-10-18 | Aichi Steel Corporation | Alloy for bonded magnets, isotropic magnet powder and anisotropic magnet powder and their production method, and bonded magnet |
JPWO2005123974A1 (en) | 2004-06-22 | 2008-04-10 | 信越化学工業株式会社 | R-Fe-B rare earth permanent magnet material |
CN103668007B (en) * | 2013-12-19 | 2015-08-19 | 南京信息工程大学 | One has high saturated magnetic induction microcrystallizing alloy strip and preparation method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5250598A (en) * | 1975-10-20 | 1977-04-22 | Seiko Instr & Electronics Ltd | Rare earth-cobalt magnet |
JPS55132004A (en) * | 1979-04-02 | 1980-10-14 | Seiko Instr & Electronics Ltd | Manufacture of rare earth metal and cobalt magnet |
JPS5647538A (en) * | 1979-09-27 | 1981-04-30 | Hitachi Metals Ltd | Alloy for permanent magnet |
JPS57141901A (en) * | 1981-02-26 | 1982-09-02 | Mitsubishi Steel Mfg Co Ltd | Permanent magnet powder |
CA1316375C (en) * | 1982-08-21 | 1993-04-20 | Masato Sagawa | Magnetic materials and permanent magnets |
EP0108474B2 (en) * | 1982-09-03 | 1995-06-21 | General Motors Corporation | RE-TM-B alloys, method for their production and permanent magnets containing such alloys |
-
1983
- 1983-07-26 CA CA000433188A patent/CA1315571C/en not_active Expired - Lifetime
- 1983-07-26 EP EP83107351A patent/EP0106948B1/en not_active Expired
- 1983-07-26 DE DE8383107351T patent/DE3379084D1/en not_active Expired
-
1990
- 1990-07-02 SG SG48390A patent/SG48390G/en unknown
- 1990-08-30 HK HK68490A patent/HK68490A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SG48390G (en) | 1991-02-14 |
EP0106948A3 (en) | 1985-03-13 |
EP0106948B1 (en) | 1989-01-25 |
EP0106948A2 (en) | 1984-05-02 |
CA1315571C (en) | 1993-04-06 |
DE3379084D1 (en) | 1989-03-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE | Patent expired |