DD298177A5 - Gesinterter se-fe-b permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben - Google Patents

Gesinterter se-fe-b permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben Download PDF

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Publication number
DD298177A5
DD298177A5 DD34420390A DD34420390A DD298177A5 DD 298177 A5 DD298177 A5 DD 298177A5 DD 34420390 A DD34420390 A DD 34420390A DD 34420390 A DD34420390 A DD 34420390A DD 298177 A5 DD298177 A5 DD 298177A5
Authority
DD
German Democratic Republic
Prior art keywords
base material
permanent magnet
sintered
compounds
alloying
Prior art date
Application number
DD34420390A
Other languages
German (de)
English (en)
Inventor
Oskar Dr Pacher
Siegfried Dr Heiss
Original Assignee
Boehler Gesellschaft M. B. H.,At
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 Boehler Gesellschaft M. B. H.,At filed Critical Boehler Gesellschaft M. B. H.,At
Publication of DD298177A5 publication Critical patent/DD298177A5/de

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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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/0293—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
DD34420390A 1989-10-25 1990-09-25 Gesinterter se-fe-b permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben DD298177A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT245489A AT393178B (de) 1989-10-25 1989-10-25 Permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben

Publications (1)

Publication Number Publication Date
DD298177A5 true DD298177A5 (de) 1992-02-06

Family

ID=3534648

Family Applications (1)

Application Number Title Priority Date Filing Date
DD34420390A DD298177A5 (de) 1989-10-25 1990-09-25 Gesinterter se-fe-b permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben

Country Status (6)

Country Link
EP (1) EP0425469B1 (hu)
AT (1) AT393178B (hu)
CZ (1) CZ284167B6 (hu)
DD (1) DD298177A5 (hu)
DE (1) DE59010911D1 (hu)
HU (1) HU215659B (hu)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT399415B (de) * 1991-03-18 1995-05-26 Boehler Ybbstalwerke Verfahren zur herstellung von seltene erden enthaltendem(n) permanentmagnet(-en) (-werkstoffen)
WO2002013209A2 (en) * 2000-08-03 2002-02-14 Sanei Kasei Co., Limited Nanocomposite permanent magnet
JP5057111B2 (ja) 2009-07-01 2012-10-24 信越化学工業株式会社 希土類磁石の製造方法
MY165562A (en) 2011-05-02 2018-04-05 Shinetsu Chemical Co Rare earth permanent magnets and their preparation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6187825A (ja) * 1984-10-05 1986-05-06 Hitachi Metals Ltd 永久磁石材料の製造方法
US4762574A (en) * 1985-06-14 1988-08-09 Union Oil Company Of California Rare earth-iron-boron premanent magnets
JPS6227548A (ja) * 1985-07-27 1987-02-05 Sumitomo Special Metals Co Ltd 永久磁石合金
JPS62171102A (ja) * 1986-01-23 1987-07-28 Shin Etsu Chem Co Ltd 希土類永久磁石とその製造方法
US4857118A (en) * 1986-10-13 1989-08-15 U.S. Philips Corporation Method of manufacturing a permanent magnet
US4913745A (en) * 1987-03-23 1990-04-03 Tokin Corporation Method for producing a rare earth metal-iron-boron anisotropic bonded magnet from rapidly-quenched rare earth metal-iron-boron alloy ribbon-like flakes
JPH01238001A (ja) * 1988-03-18 1989-09-22 Kawasaki Steel Corp 希土類永久磁石の製造方法
US5147447A (en) * 1988-06-03 1992-09-15 Mitsubishi Materials Corporation Sintered rare earth metal-boron-iron alloy magnets and a method for their production
AT393177B (de) * 1989-04-28 1991-08-26 Boehler Gmbh Permanentmagnet(-werkstoff) sowie verfahren zur herstellung desselben

Also Published As

Publication number Publication date
HU906544D0 (en) 1991-04-29
HU215659B (hu) 1999-02-01
CS514190A3 (en) 1992-05-13
ATA245489A (de) 1991-01-15
DE59010911D1 (de) 2000-09-21
AT393178B (de) 1991-08-26
CZ284167B6 (cs) 1998-09-16
EP0425469A3 (en) 1991-11-06
EP0425469A2 (de) 1991-05-02
HUT58948A (en) 1992-03-30
EP0425469B1 (de) 2000-04-05

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Legal Events

Date Code Title Description
RPV Change in the person, the name or the address of the representative (searches according to art. 11 and 12 extension act)

Free format text: PATENTANWAELTE WESTPHAL, MUSSGNUG & PARTNER, 78048 VILLINGEN-SCHWENNINGEN

IF04 In force in the year 2004

Expiry date: 20040325