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SE9401392D0 - Heat-treating of iron powders - Google Patents

Heat-treating of iron powders

Info

Publication number
SE9401392D0
SE9401392D0 SE9401392A SE9401392A SE9401392D0 SE 9401392 D0 SE9401392 D0 SE 9401392D0 SE 9401392 A SE9401392 A SE 9401392A SE 9401392 A SE9401392 A SE 9401392A SE 9401392 D0 SE9401392 D0 SE 9401392D0
Authority
SE
Sweden
Prior art keywords
pct
heat
treating
sec
iron powders
Prior art date
Application number
SE9401392A
Other languages
English (en)
Swedish (sv)
Inventor
Patricia Jansson
Original Assignee
Hoeganaes Ab
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 Hoeganaes Ab filed Critical Hoeganaes Ab
Priority to SE9401392A priority Critical patent/SE9401392D0/xx
Publication of SE9401392D0 publication Critical patent/SE9401392D0/xx
Priority to JP52758795A priority patent/JP3851655B2/ja
Priority to DE69520570T priority patent/DE69520570T2/de
Priority to US08/722,049 priority patent/US5798177A/en
Priority to KR1019960705998A priority patent/KR100308694B1/ko
Priority to EP95918229A priority patent/EP0757840B1/en
Priority to CA002188416A priority patent/CA2188416C/en
Priority to BR9507511A priority patent/BR9507511A/pt
Priority to AT95918229T priority patent/ATE200362T1/de
Priority to ES95918229T priority patent/ES2155889T3/es
Priority to PCT/SE1995/000445 priority patent/WO1995029490A1/en
Priority to MX9605099A priority patent/MX209923B/es
Priority to JP2006062859A priority patent/JP2006225766A/ja

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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/14—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 soft-magnetic materials metals or alloys
    • H01F1/20—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/22—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • 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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/14—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 soft-magnetic materials metals or alloys
    • H01F1/20—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/22—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/24—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/16—Metallic particles coated with a non-metal
    • 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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/14—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 soft-magnetic materials metals or alloys
    • H01F1/20—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/22—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/24—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
    • H01F1/26—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 soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated by macromolecular organic substances
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
SE9401392A 1994-04-25 1994-04-25 Heat-treating of iron powders SE9401392D0 (sv)

Priority Applications (13)

Application Number Priority Date Filing Date Title
SE9401392A SE9401392D0 (sv) 1994-04-25 1994-04-25 Heat-treating of iron powders
MX9605099A MX209923B (es) 1994-04-25 1995-04-24 Tratamiento termico de polvo magnetico de fierro.
KR1019960705998A KR100308694B1 (ko) 1994-04-25 1995-04-24 개선된연자성특성을갖는제품의제조방법
DE69520570T DE69520570T2 (de) 1994-04-25 1995-04-24 Wärmebehandlung von magnetischen eisenpuder
US08/722,049 US5798177A (en) 1994-04-25 1995-04-24 Heat treating of magnetic iron powder
JP52758795A JP3851655B2 (ja) 1994-04-25 1995-04-24 磁性鉄粉末の熱処理
EP95918229A EP0757840B1 (en) 1994-04-25 1995-04-24 Heat treating of magnetic iron powder
CA002188416A CA2188416C (en) 1994-04-25 1995-04-24 Heat treating of magnetic iron powder
BR9507511A BR9507511A (pt) 1994-04-25 1995-04-24 Tratamento térmico de pó de ferro magnético
AT95918229T ATE200362T1 (de) 1994-04-25 1995-04-24 Wärmebehandlung von magnetischen eisenpuder
ES95918229T ES2155889T3 (es) 1994-04-25 1995-04-24 Tratamiento termico de polvo de hierro magnetico.
PCT/SE1995/000445 WO1995029490A1 (en) 1994-04-25 1995-04-24 Heat treating of magnetic iron powder
JP2006062859A JP2006225766A (ja) 1994-04-25 2006-03-08 磁性鉄粉末の熱処理

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9401392A SE9401392D0 (sv) 1994-04-25 1994-04-25 Heat-treating of iron powders

Publications (1)

Publication Number Publication Date
SE9401392D0 true SE9401392D0 (sv) 1994-04-25

Family

ID=20393763

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9401392A SE9401392D0 (sv) 1994-04-25 1994-04-25 Heat-treating of iron powders

Country Status (12)

Country Link
US (1) US5798177A (xx)
EP (1) EP0757840B1 (xx)
JP (2) JP3851655B2 (xx)
KR (1) KR100308694B1 (xx)
AT (1) ATE200362T1 (xx)
BR (1) BR9507511A (xx)
CA (1) CA2188416C (xx)
DE (1) DE69520570T2 (xx)
ES (1) ES2155889T3 (xx)
MX (1) MX209923B (xx)
SE (1) SE9401392D0 (xx)
WO (1) WO1995029490A1 (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100454855B1 (ko) 1996-02-23 2004-12-16 회가내스 아베 인코팅된철분말및그의제조방법
SE9702744D0 (sv) * 1997-07-18 1997-07-18 Hoeganaes Ab Soft magnetic composites
AU768567B2 (en) * 1999-10-01 2003-12-18 Pactiv Corporation Rapid oxygen absorption by using activators
JP2001223107A (ja) * 2000-02-09 2001-08-17 Kobe Steel Ltd 軟磁性粉末の圧縮成形方法
SE0000454D0 (sv) * 2000-02-11 2000-02-11 Hoeganaes Ab Iron powder and method for the preparaton thereof
SE0100236D0 (sv) 2001-01-26 2001-01-26 Hoeganaes Ab Compressed soft magnetic materials
JP3986043B2 (ja) * 2001-02-20 2007-10-03 日立粉末冶金株式会社 圧粉磁心及びその製造方法
SE0102103D0 (sv) 2001-06-13 2001-06-13 Hoeganaes Ab High density soft magnetic products and method for the preparation thereof
CN1272810C (zh) * 2001-10-29 2006-08-30 住友电工烧结合金株式会社 复合磁性材料及其制造方法
US6808807B2 (en) * 2002-06-14 2004-10-26 General Electric Company Coated ferromagnetic particles and composite magnetic articles thereof
SE0203168D0 (sv) * 2002-10-25 2002-10-25 Hoeganaes Ab Heat treatment of iron-based components
US20040247939A1 (en) * 2003-06-03 2004-12-09 Sumitomo Electric Industries, Ltd. Composite magnetic material and manufacturing method thereof
SE0303580D0 (sv) * 2003-12-29 2003-12-29 Hoeganaes Ab Composition for producing soft magnetic composites by powder metallurgy
EP1868213A4 (en) * 2005-03-29 2011-01-26 Sumitomo Electric Industries SOFT MAGNETIC MATERIAL AND PROCESS FOR PRODUCING A GREEN BODY
JP2006339525A (ja) * 2005-06-03 2006-12-14 Alps Electric Co Ltd コイル封入圧粉磁心
JP4134111B2 (ja) 2005-07-01 2008-08-13 三菱製鋼株式会社 絶縁軟磁性金属粉末成形体の製造方法
US20070186722A1 (en) 2006-01-12 2007-08-16 Hoeganaes Corporation Methods for preparing metallurgical powder compositions and compacted articles made from the same
US20080036566A1 (en) 2006-08-09 2008-02-14 Andrzej Klesyk Electronic Component And Methods Relating To Same
US8911663B2 (en) 2009-03-05 2014-12-16 Quebec Metal Powders, Ltd. Insulated iron-base powder for soft magnetic applications
JP6073066B2 (ja) * 2012-03-27 2017-02-01 株式会社神戸製鋼所 圧粉磁心用軟磁性鉄基粉末の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2646348C2 (de) * 1976-10-14 1986-08-28 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von nadelförmigen, ferromagnetischen, im wesentlichen aus Eisen bestehenden Metallteilchen und deren Verwendung zur Herstellung von magnetischen Aufzeichnungsträgern
US4165232A (en) * 1978-09-15 1979-08-21 Basf Aktiengesellschaft Manufacture of ferromagnetic metal particles essentially consisting of iron
DE2935358A1 (de) * 1979-09-01 1981-03-26 Basf Ag, 67063 Ludwigshafen Verfahren zur herstellung nadelfoermiger ferromagnetischer eisenteilchen und deren verwendung
DE2935357A1 (de) * 1979-09-01 1981-09-10 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung nadelfoermiger ferromagnetischer eisenteilchen und deren verwendung
US4601765A (en) * 1983-05-05 1986-07-22 General Electric Company Powdered iron core magnetic devices
DE3587010T3 (de) * 1984-09-29 1999-06-10 Kabushiki Kaisha Toshiba, Kawasaki, Kanagawa Gepresster Magnetpulverkern.
DE3439397A1 (de) * 1984-10-27 1986-04-30 Vacuumschmelze Gmbh, 6450 Hanau Verfahren zur pulvermetallurgischen herstellung eines weichmagnetischen koerpers
DE4303432A1 (de) * 1993-02-05 1994-08-11 Kaschke Kg Gmbh & Co Verfahren zur Herstellung von Molybdän-Permalloy-Metall-Pulver-Kernen
EP0619584B1 (en) * 1993-04-09 1997-07-16 General Motors Corporation Magnetic body formed from encapsulated ferromagnetic particles and method for the manufacture thereof

Also Published As

Publication number Publication date
US5798177A (en) 1998-08-25
CA2188416C (en) 2008-06-17
BR9507511A (pt) 1997-09-02
DE69520570D1 (de) 2001-05-10
KR970702566A (ko) 1997-05-13
JPH09512388A (ja) 1997-12-09
CA2188416A1 (en) 1995-11-02
DE69520570T2 (de) 2001-08-23
MX9605099A (es) 1997-08-30
JP3851655B2 (ja) 2006-11-29
EP0757840A1 (en) 1997-02-12
KR100308694B1 (ko) 2001-11-30
MX209923B (es) 2002-08-26
EP0757840B1 (en) 2001-04-04
ES2155889T3 (es) 2001-06-01
WO1995029490A1 (en) 1995-11-02
ATE200362T1 (de) 2001-04-15
JP2006225766A (ja) 2006-08-31

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