EP0277416A3 - Alliage pour aimant permanent pour applications à haute température - Google Patents

Alliage pour aimant permanent pour applications à haute température Download PDF

Info

Publication number
EP0277416A3
EP0277416A3 EP87310200A EP87310200A EP0277416A3 EP 0277416 A3 EP0277416 A3 EP 0277416A3 EP 87310200 A EP87310200 A EP 87310200A EP 87310200 A EP87310200 A EP 87310200A EP 0277416 A3 EP0277416 A3 EP 0277416A3
Authority
EP
European Patent Office
Prior art keywords
permanent magnet
magnet alloy
elevated temperature
temperature applications
rare earth
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.)
Withdrawn
Application number
EP87310200A
Other languages
German (de)
English (en)
Other versions
EP0277416A2 (fr
Inventor
Bao-Min Ma
K.S.V.L. Narasimhan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Crucible Materials Corp
Original Assignee
Crucible Materials Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Crucible Materials Corp filed Critical Crucible Materials Corp
Publication of EP0277416A2 publication Critical patent/EP0277416A2/fr
Publication of EP0277416A3 publication Critical patent/EP0277416A3/fr
Withdrawn legal-status Critical Current

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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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
EP87310200A 1987-02-04 1987-11-19 Alliage pour aimant permanent pour applications à haute température Withdrawn EP0277416A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1073887A 1987-02-04 1987-02-04
US10738 1987-02-04

Publications (2)

Publication Number Publication Date
EP0277416A2 EP0277416A2 (fr) 1988-08-10
EP0277416A3 true EP0277416A3 (fr) 1990-05-16

Family

ID=21747166

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87310200A Withdrawn EP0277416A3 (fr) 1987-02-04 1987-11-19 Alliage pour aimant permanent pour applications à haute température

Country Status (2)

Country Link
EP (1) EP0277416A3 (fr)
JP (1) JPS63195246A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0468449B1 (fr) * 1990-07-24 1994-03-16 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Aimant aggloméré en terre rare et procédé pour sa fabrication

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0134305A1 (fr) * 1983-08-02 1985-03-20 Sumitomo Special Metals Co., Ltd. Aimant permanent
EP0185439A1 (fr) * 1984-12-10 1986-06-25 Crucible Materials Corporation Alliage d'aimant permanent

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61130453A (ja) * 1984-11-28 1986-06-18 Sumitomo Special Metals Co Ltd 耐食性のすぐれた永久磁石の製造方法
JPS61136656A (ja) * 1984-12-07 1986-06-24 Sumitomo Special Metals Co Ltd 高性能焼結永久磁石材料の製造方法
JPS61140106A (ja) * 1984-12-13 1986-06-27 Sumitomo Special Metals Co Ltd 永久磁石の着磁組立方法
JPS61164206A (ja) * 1985-01-16 1986-07-24 Seiko Instr & Electronics Ltd 永久磁石
JPH0678582B2 (ja) * 1985-03-26 1994-10-05 住友特殊金属株式会社 永久磁石材料

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0134305A1 (fr) * 1983-08-02 1985-03-20 Sumitomo Special Metals Co., Ltd. Aimant permanent
EP0185439A1 (fr) * 1984-12-10 1986-06-25 Crucible Materials Corporation Alliage d'aimant permanent

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 10, no. 367 (E-462)[2424], 9th December 1986; & JP-A-61 164 206 (SEIKO INSTR. & ELECTRONICS LTD) 24-07-1986 *

Also Published As

Publication number Publication date
EP0277416A2 (fr) 1988-08-10
JPS63195246A (ja) 1988-08-12

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Inventor name: MA, BAO-MIN

Inventor name: NARASIMHAN, K.S.V.L.