AU608309B2 - Multiphase permanent magnet of the fe-b-mm type - Google Patents

Multiphase permanent magnet of the fe-b-mm type Download PDF

Info

Publication number
AU608309B2
AU608309B2 AU14154/88A AU1415488A AU608309B2 AU 608309 B2 AU608309 B2 AU 608309B2 AU 14154/88 A AU14154/88 A AU 14154/88A AU 1415488 A AU1415488 A AU 1415488A AU 608309 B2 AU608309 B2 AU 608309B2
Authority
AU
Australia
Prior art keywords
phases
rare earth
carried out
misch metal
powder
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.)
Ceased
Application number
AU14154/88A
Other languages
English (en)
Other versions
AU1415488A (en
Inventor
Edward Hartland Abbott
Christodoulos Christodoulou
Robert Howard Erickson
George Costa Hadjipanayis
Suresh Gordhnbhai Patel
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.)
Ford Motor Company of Canada Ltd
Original Assignee
Ford Motor Company of Canada Ltd
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 Ford Motor Company of Canada Ltd filed Critical Ford Motor Company of Canada Ltd
Publication of AU1415488A publication Critical patent/AU1415488A/en
Application granted granted Critical
Publication of AU608309B2 publication Critical patent/AU608309B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/1003—Use of special medium during sintering, e.g. sintering aid
    • B22F3/1007—Atmosphere
    • B22F3/101—Changing atmosphere
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • 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

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
AU14154/88A 1987-04-06 1988-04-05 Multiphase permanent magnet of the fe-b-mm type Ceased AU608309B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3486287A 1987-04-06 1987-04-06
US034862 1987-04-06

Publications (2)

Publication Number Publication Date
AU1415488A AU1415488A (en) 1988-10-06
AU608309B2 true AU608309B2 (en) 1991-03-28

Family

ID=21879060

Family Applications (1)

Application Number Title Priority Date Filing Date
AU14154/88A Ceased AU608309B2 (en) 1987-04-06 1988-04-05 Multiphase permanent magnet of the fe-b-mm type

Country Status (5)

Country Link
EP (1) EP0286357A3 (fr)
JP (1) JPS63262805A (fr)
KR (1) KR880013194A (fr)
AU (1) AU608309B2 (fr)
BR (1) BR8801585A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0265006A1 (fr) * 1986-10-13 1988-04-27 Koninklijke Philips Electronics N.V. Méthode de fabrication d'un aimant permanent
FR2652319A1 (fr) * 1989-09-26 1991-03-29 Eyherabide Michel Retroviseur automobile pour supprimer l'angle mort.
FR2652535A1 (fr) * 1989-10-03 1991-04-05 Caine Stephane Procede de fabrication simplifiee de pastilles de composition donnee appartenant au groupe des supraconducteurs, des ferrites et des materiaux a structure granulaire complexe.
US6669788B1 (en) 1999-02-12 2003-12-30 General Electric Company Permanent magnetic materials of the Fe-B-R tpe, containing Ce and Nd and/or Pr, and process for manufacture
CN1133182C (zh) * 1999-02-12 2003-12-31 通用电气公司 富含镨的铁－硼－稀土组分和其制的永磁铁及其制造方法
CN1251252C (zh) * 1999-02-12 2006-04-12 通用电气公司 含有铈、钕和/或镨的铁－硼－稀土型永磁材料及其生产方法
DE60028659T2 (de) 1999-06-08 2007-05-31 Shin-Etsu Chemical Co., Ltd. Dünnes Band einer dauermagnetischen Legierung auf Seltenerdbasis
JP4702542B2 (ja) * 2005-12-02 2011-06-15 信越化学工業株式会社 Ｒ−ｔ−ｂ−ｃ型焼結磁石の製造方法
US7988795B2 (en) 2005-12-02 2011-08-02 Shin-Etsu Chemical Co., Ltd. R-T-B—C rare earth sintered magnet and making method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0106948A2 (fr) * 1982-09-27 1984-05-02 Sumitomo Special Metals Co., Ltd. alliages magnétisables permanentement, matériaux magnétiques et aimant permanent contenant FeBR ou (Fe,Co)BR (R=terre rare)
EP0157329A2 (fr) * 1984-03-30 1985-10-09 Union Oil Company Of California Aimants contenant PrCo5

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61119006A (ja) * 1984-11-15 1986-06-06 Hitachi Metals Ltd 焼結磁石の製造方法
JPH0624163B2 (ja) * 1985-09-17 1994-03-30 ティーディーケイ株式会社 永久磁石
JPS61208809A (ja) * 1985-03-13 1986-09-17 Hitachi Metals Ltd 焼結磁石の製造方法
JPH0617481B2 (ja) * 1985-07-23 1994-03-09 住友特殊金属株式会社 希土類磁石用合金粉末およびその製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0106948A2 (fr) * 1982-09-27 1984-05-02 Sumitomo Special Metals Co., Ltd. alliages magnétisables permanentement, matériaux magnétiques et aimant permanent contenant FeBR ou (Fe,Co)BR (R=terre rare)
EP0157329A2 (fr) * 1984-03-30 1985-10-09 Union Oil Company Of California Aimants contenant PrCo5

Also Published As

Publication number Publication date
EP0286357A3 (fr) 1990-06-06
KR880013194A (ko) 1988-11-30
EP0286357A2 (fr) 1988-10-12
BR8801585A (pt) 1988-11-08
JPS63262805A (ja) 1988-10-31
AU1415488A (en) 1988-10-06

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