DE59801474D1 - Verfahren zur herstellung eines magnetlegierungspulvers - Google Patents

Verfahren zur herstellung eines magnetlegierungspulvers

Info

Publication number
DE59801474D1
DE59801474D1 DE59801474T DE59801474T DE59801474D1 DE 59801474 D1 DE59801474 D1 DE 59801474D1 DE 59801474 T DE59801474 T DE 59801474T DE 59801474 T DE59801474 T DE 59801474T DE 59801474 D1 DE59801474 D1 DE 59801474D1
Authority
DE
Germany
Prior art keywords
producing
alloy powder
magnetic alloy
magnetic
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.)
Expired - Lifetime
Application number
DE59801474T
Other languages
English (en)
Inventor
Oliver Gutfleisch
Michael Kubis
Axel Handstein
Bernhard Gebel
Karl-Hartmut Mueller
Rex Harris
Ludwig Schultz
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.)
LEIBNIZ-INSTITUT fur FESTKOERPER- und WERKSTOFFFORS
Original Assignee
Institut fuer Festkoerper und Werkstofforschung Dresden eV
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
Priority claimed from DE19751367A external-priority patent/DE19751367C2/de
Priority claimed from DE1997151366 external-priority patent/DE19751366C2/de
Application filed by Institut fuer Festkoerper und Werkstofforschung Dresden eV filed Critical Institut fuer Festkoerper und Werkstofforschung Dresden eV
Application granted granted Critical
Publication of DE59801474D1 publication Critical patent/DE59801474D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • H01F1/0553—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 obtained by reduction or by hydrogen decrepitation or embrittlement
    • 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
    • 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
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
DE59801474T 1997-11-20 1998-11-19 Verfahren zur herstellung eines magnetlegierungspulvers Expired - Lifetime DE59801474D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19751367A DE19751367C2 (de) 1997-11-20 1997-11-20 Verfahren zur Herstellung eines hartmagnetischen, aus einer Samarium-Kobalt-Basis-Legierung bestehenden Pulvers
DE1997151366 DE19751366C2 (de) 1997-11-20 1997-11-20 Verfahren zur Herstellung eines hartmagnetischen Samarium-Kobalt-Basis-Materials
PCT/EP1998/007418 WO1999027544A1 (de) 1997-11-20 1998-11-19 Verfahren zur herstellung eines magnetlegierungspulvers

Publications (1)

Publication Number Publication Date
DE59801474D1 true DE59801474D1 (de) 2001-10-18

Family

ID=26041753

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59801474T Expired - Lifetime DE59801474D1 (de) 1997-11-20 1998-11-19 Verfahren zur herstellung eines magnetlegierungspulvers

Country Status (5)

Country Link
US (1) US6352597B1 (de)
EP (1) EP1032940B1 (de)
JP (1) JP2001524604A (de)
DE (1) DE59801474D1 (de)
WO (1) WO1999027544A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011077969A1 (ja) * 2009-12-24 2011-06-30 コニカミノルタホールディングス株式会社 反応容器及びそれを用いた燃料電池システム
DE102012200850A1 (de) * 2012-01-20 2013-07-25 Robert Bosch Gmbh Verfahren zur Herstellung eines magnetischen Materials und Permanentmagnet
CN103050267B (zh) * 2012-12-31 2016-01-20 厦门钨业股份有限公司 一种基于细粉热处理的烧结Nd-Fe-B系磁铁制作方法
CN103050268B (zh) * 2012-12-31 2016-01-20 厦门钨业股份有限公司 基于细粉蒸着热处理的烧结Nd-Fe-B系磁铁制作方法
CZ305703B6 (cs) * 2014-11-07 2016-02-10 Vysoká škola chemicko- technologická v Praze Výroba nanostrukturovaných prášků slitin kobaltu dvoustupňovým mechanickým legováním
CN111180157B (zh) * 2019-12-24 2021-04-06 中国计量大学 一种2：17型SmCoCuFeZrB烧结永磁体及其制备方法
CN115938718B (zh) * 2023-03-09 2023-05-30 天通控股股份有限公司 一种直插式一体成型共烧电感及其制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1554384A (en) * 1977-04-15 1979-10-17 Magnetic Polymers Ltd Rare earth metal alloy magnets
US5143560A (en) * 1990-04-20 1992-09-01 Hitachi Metals, Inc., Ltd. Method for forming Fe-B-R-T alloy powder by hydrogen decrepitation of die-upset billets
US5474623A (en) * 1993-05-28 1995-12-12 Rhone-Poulenc Inc. Magnetically anisotropic spherical powder and method of making same
US5851312A (en) * 1996-02-26 1998-12-22 Aichi Steel Works, Ltd. Production method, production apparatus and heat treatment apparatus for anisotropic magnet powder
JP2881409B2 (ja) * 1996-10-28 1999-04-12 愛知製鋼株式会社 異方性磁石粉末の製造方法

Also Published As

Publication number Publication date
EP1032940B1 (de) 2001-09-12
EP1032940A1 (de) 2000-09-06
JP2001524604A (ja) 2001-12-04
WO1999027544A1 (de) 1999-06-03
US6352597B1 (en) 2002-03-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: LEIBNIZ-INSTITUT FUER FESTKOERPER- UND WERKSTOFFFORS