CS514190A3 - Sintered permanent magnet or a magnetic material based on rare earths, iron and boron and process for producing thereof - Google Patents

Sintered permanent magnet or a magnetic material based on rare earths, iron and boron and process for producing thereof

Info

Publication number
CS514190A3
CS514190A3 CS905141A CS514190A CS514190A3 CS 514190 A3 CS514190 A3 CS 514190A3 CS 905141 A CS905141 A CS 905141A CS 514190 A CS514190 A CS 514190A CS 514190 A3 CS514190 A3 CS 514190A3
Authority
CS
Czechoslovakia
Prior art keywords
boron
iron
producing
permanent magnet
magnetic material
Prior art date
Application number
CS905141A
Other languages
English (en)
Inventor
Oskar Dr Pacher
Siegfried Dr Heiss
Original Assignee
Boehler Gmbh
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 Gmbh filed Critical Boehler Gmbh
Publication of CS514190A3 publication Critical patent/CS514190A3/cs
Publication of CZ284167B6 publication Critical patent/CZ284167B6/cs

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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
CS905141A 1989-10-25 1990-10-22 Slinutý permanentní magnet nebo magnetický materiál na bázi zemin, železa a boru a způsob jeho výroby CZ284167B6 (cs)

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 (2)

Publication Number Publication Date
CS514190A3 true CS514190A3 (en) 1992-05-13
CZ284167B6 CZ284167B6 (cs) 1998-09-16

Family

ID=3534648

Country Status (6)

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

Families Citing this family (5)

* 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)
AU2001275775A1 (en) * 2000-08-03 2002-02-18 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
CN119049872B (zh) * 2024-11-04 2025-01-14 包头永真静平磁性材料科技有限公司 一种钕铁硼磁体的制备方法

Family Cites Families (6)

* 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
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
WO1989012113A1 (fr) * 1988-06-03 1989-12-14 Mitsubishi Metal Corporation AIMANT FRITTE A BASE D'UN ALLIAGE DE B-Fe-ELEMENTS DE TERRES RARES ET PROCEDE DE 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
EP0425469A3 (en) 1991-11-06
HU215659B (hu) 1999-02-01
HU906544D0 (en) 1991-04-29
HUT58948A (en) 1992-03-30
DE59010911D1 (de) 2000-09-21
ATA245489A (de) 1991-01-15
DD298177A5 (de) 1992-02-06
AT393178B (de) 1991-08-26
EP0425469A2 (de) 1991-05-02
CZ284167B6 (cs) 1998-09-16
EP0425469B1 (de) 2000-04-05

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Legal Events

Date Code Title Description
MM4A Patent lapsed due to non-payment of fee

Effective date: 19991022