FI905921A - Legering foer permanent magnet av typ fendb, sintrad permanent magnet, samt foerfarande foer dess framstaellning. - Google Patents

Legering foer permanent magnet av typ fendb, sintrad permanent magnet, samt foerfarande foer dess framstaellning. Download PDF

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Publication number
FI905921A
FI905921A FI905921A FI905921A FI905921A FI 905921 A FI905921 A FI 905921A FI 905921 A FI905921 A FI 905921A FI 905921 A FI905921 A FI 905921A FI 905921 A FI905921 A FI 905921A
Authority
FI
Finland
Prior art keywords
permanent magnet
foer
sintrad
legering
fendb
Prior art date
Application number
FI905921A
Other languages
English (en)
Other versions
FI905921A0 (fi
Inventor
Philippe Tenaud
Fernand Vial
Masato Sagawa
Original Assignee
Aimants Ugimag Sa
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 Aimants Ugimag Sa filed Critical Aimants Ugimag Sa
Publication of FI905921A0 publication Critical patent/FI905921A0/fi
Publication of FI905921A publication Critical patent/FI905921A/fi

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/023—Hydrogen absorption
    • 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
    • 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

  • 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)
  • Powder Metallurgy (AREA)
FI905921A 1989-12-01 1990-11-30 Legering foer permanent magnet av typ fendb, sintrad permanent magnet, samt foerfarande foer dess framstaellning. FI905921A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8916732A FR2655355B1 (fr) 1989-12-01 1989-12-01 Alliage pour aimant permanent type fe nd b, aimant permanent fritte et procede d'obtention.

Publications (2)

Publication Number Publication Date
FI905921A0 FI905921A0 (fi) 1990-11-30
FI905921A true FI905921A (fi) 1991-06-02

Family

ID=9388635

Family Applications (1)

Application Number Title Priority Date Filing Date
FI905921A FI905921A (fi) 1989-12-01 1990-11-30 Legering foer permanent magnet av typ fendb, sintrad permanent magnet, samt foerfarande foer dess framstaellning.

Country Status (9)

Country Link
US (1) US5123979A (fi)
EP (1) EP0432060A1 (fi)
JP (1) JPH03180450A (fi)
CA (1) CA2031242A1 (fi)
CZ (1) CZ594990A3 (fi)
FI (1) FI905921A (fi)
FR (1) FR2655355B1 (fi)
HU (1) HUT57286A (fi)
IE (1) IE904321A1 (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5788782A (en) * 1993-10-14 1998-08-04 Sumitomo Special Metals Co., Ltd. R-FE-B permanent magnet materials and process of producing the same
US5480471A (en) * 1994-04-29 1996-01-02 Crucible Materials Corporation Re-Fe-B magnets and manufacturing method for the same
KR100384624B1 (ko) * 1995-10-07 2003-08-14 크루서블 머티리얼스 코포레이션 영구자석합금및그의제조방법
DE19541948A1 (de) * 1995-11-10 1997-05-15 Schramberg Magnetfab Magnetmaterial und Dauermagnet des NdFeB-Typs
EP1133577B1 (de) * 1998-11-16 2003-03-05 Bt Magnet-Technologie Gmbh Verfahren zur herstellung von weichmagnetischen sinterbauteilen
US6319335B1 (en) * 1999-02-15 2001-11-20 Shin-Etsu Chemical Co., Ltd. Quenched thin ribbon of rare earth/iron/boron-based magnet alloy
EP1059645B1 (en) * 1999-06-08 2006-06-14 Shin-Etsu Chemical Co., Ltd. Thin ribbon of rare earth-based permanent magnet alloy
CN1835339A (zh) * 2005-03-18 2006-09-20 日立粉末冶金株式会社 三相爪极型电机
JP5472236B2 (ja) * 2011-08-23 2014-04-16 トヨタ自動車株式会社 希土類磁石の製造方法、及び希土類磁石

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4601875A (en) * 1983-05-25 1986-07-22 Sumitomo Special Metals Co., Ltd. Process for producing magnetic materials
US4767450A (en) * 1984-11-27 1988-08-30 Sumitomo Special Metals Co., Ltd. Process for producing the rare earth alloy powders
EP0289599B1 (en) * 1986-06-27 1992-04-01 Namiki Precision Jewel Co., Ltd. Process for producing permanent magnets
JPS63111602A (ja) * 1986-10-30 1988-05-16 Tdk Corp 高性能希土類鋳造磁石
JPS63115304A (ja) * 1986-11-01 1988-05-19 Tdk Corp 高性能希土類鋳造磁石
GB2201426B (en) * 1987-02-27 1990-05-30 Philips Electronic Associated Improved method for the manufacture of rare earth transition metal alloy magnets
US5015307A (en) * 1987-10-08 1991-05-14 Kawasaki Steel Corporation Corrosion resistant rare earth metal magnet
EP0362812B1 (en) * 1988-10-04 1996-01-24 Hitachi Metals, Ltd. Bonded isotropic R-Fe-B-magnet and method for making it

Also Published As

Publication number Publication date
FR2655355B1 (fr) 1993-06-18
EP0432060A1 (fr) 1991-06-12
JPH03180450A (ja) 1991-08-06
FI905921A0 (fi) 1990-11-30
HU907678D0 (en) 1991-06-28
IE904321A1 (en) 1991-06-05
US5123979A (en) 1992-06-23
CA2031242A1 (fr) 1991-06-02
FR2655355A1 (fr) 1991-06-07
CZ594990A3 (en) 1993-10-13
HUT57286A (en) 1991-11-28

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Legal Events

Date Code Title Description
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Owner name: AIMANTS UGIMAG SA