DE69407153D1 - Verfahren zur herstellung eines permanentmagneten auf alnico-basis - Google Patents

Verfahren zur herstellung eines permanentmagneten auf alnico-basis

Info

Publication number
DE69407153D1
DE69407153D1 DE69407153T DE69407153T DE69407153D1 DE 69407153 D1 DE69407153 D1 DE 69407153D1 DE 69407153 T DE69407153 T DE 69407153T DE 69407153 T DE69407153 T DE 69407153T DE 69407153 D1 DE69407153 D1 DE 69407153D1
Authority
DE
Germany
Prior art keywords
alnico
producing
base
permanent magnet
permanent
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 - Fee Related
Application number
DE69407153T
Other languages
English (en)
Other versions
DE69407153T2 (de
Inventor
Choong Yang
Seung Choi
Woo Lee
Young Son
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.)
Research Institute of Industrial Science and Technology RIST
Posco Holdings Inc
Original Assignee
Research Institute of Industrial Science and Technology RIST
Pohang Iron and Steel Co Ltd
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 Research Institute of Industrial Science and Technology RIST, Pohang Iron and Steel Co Ltd filed Critical Research Institute of Industrial Science and Technology RIST
Application granted granted Critical
Publication of DE69407153D1 publication Critical patent/DE69407153D1/de
Publication of DE69407153T2 publication Critical patent/DE69407153T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01F1/06—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 in the form of particles, e.g. powder
    • H01F1/08—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 in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/086—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 in the form of particles, e.g. powder pressed, sintered, or bound together sintered
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • C22C33/0292—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with more than 5% preformed carbides, nitrides or borides

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
DE69407153T 1993-07-27 1994-07-27 Verfahren zur herstellung eines permanentmagneten auf alnico-basis Expired - Fee Related DE69407153T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019930014285A KR950013978B1 (ko) 1993-07-27 1993-07-27 알니코계 영구자석의 제조방법
PCT/KR1994/000100 WO1995004362A1 (en) 1993-07-27 1994-07-27 Process for manufacturing alnico system permanent magnet

Publications (2)

Publication Number Publication Date
DE69407153D1 true DE69407153D1 (de) 1998-01-15
DE69407153T2 DE69407153T2 (de) 1998-06-18

Family

ID=19360111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69407153T Expired - Fee Related DE69407153T2 (de) 1993-07-27 1994-07-27 Verfahren zur herstellung eines permanentmagneten auf alnico-basis

Country Status (6)

Country Link
US (1) US5520748A (de)
EP (1) EP0662239B1 (de)
JP (1) JP3146493B2 (de)
KR (1) KR950013978B1 (de)
DE (1) DE69407153T2 (de)
WO (1) WO1995004362A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6164746A (en) * 1993-09-24 2000-12-26 Canon Kabushiki Kaisha Ink-jet printer method and apparatus, color filter, display device, apparatus having display device, ink-jet head unit adjusting device and method, and ink-jet head unit
UA25401A (uk) * 1998-04-27 1998-12-25 Владислав Михайлович Соколов Спосіб виплавки сплаву алhіко
US10851446B2 (en) * 2016-03-31 2020-12-01 Iowa State University Research Foundation, Inc. Solid state grain alignment of permanent magnets in near-final shape
KR102122428B1 (ko) * 2019-07-12 2020-06-19 주식회사 알인텍 주조 알니코 자석의 원재료 재생 방법 및 주조 알니코 자석의 제작 방법
CN114855056B (zh) * 2022-04-11 2022-11-01 杭州永磁集团有限公司 一种掺杂有铸造铝镍钴的异质结烧结铝镍钴的制备方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2192741A (en) * 1937-09-17 1940-03-05 Gen Electric Method of making a sintered alloy
GB583411A (en) * 1941-07-12 1946-12-18 Swift Levick & Sons Ltd Improvements in or relating to the manufacture of permanent magnets
US2694790A (en) * 1948-02-17 1954-11-16 Gen Electric Sintered anisotropic permanent magnet
US2546047A (en) * 1948-04-13 1951-03-20 Gen Electric Sintered anisotropic alnico magnet
US3226266A (en) * 1962-02-07 1965-12-28 U S Magnet & Alloy Corp Method of making permanent magnets
DE1244419B (de) * 1964-08-06 1967-07-13 Magnetfab Bonn Gmbh Verfahren zur Herstellung von gesinterten metallischen Dauermagneten mit Grob- oder Einkristallstruktur
SU486071A1 (ru) * 1973-12-24 1975-09-30 Ордена Трудового Красного Знамени Институт Проблем Материаловедения Ан Усср Магнитнотвердый материал
US4342608A (en) * 1980-04-21 1982-08-03 Bell Telephone Laboratories, Incorporated Mn-Al Permanent magnets and their manufacture
JPS5760804A (en) * 1980-09-30 1982-04-13 Fujitsu Ltd Manufacture of alnico permanent magnet
JPS57207101A (en) * 1981-06-12 1982-12-18 Daido Steel Co Ltd Production of sintered alnico magnet
JPS59190338A (ja) * 1983-04-08 1984-10-29 Hitachi Metals Ltd アルニコ系永久磁石合金の製造方法
JPS59190337A (ja) * 1983-04-08 1984-10-29 Hitachi Metals Ltd アルニコ系永久磁石合金の製造方法
JPS60100647A (ja) * 1983-11-07 1985-06-04 Hitachi Metals Ltd アルニコ系焼結磁石合金の製造方法
JPS60103150A (ja) * 1983-11-11 1985-06-07 Hitachi Metals Ltd アルニコ系焼結磁石合金の製造方法
JPS60228649A (ja) * 1984-04-25 1985-11-13 Hitachi Metals Ltd 永久磁石合金の製造方法
JPS60230957A (ja) * 1984-04-27 1985-11-16 Hitachi Metals Ltd 永久磁石の製造方法
JPS6115933A (ja) * 1984-06-29 1986-01-24 Hitachi Metals Ltd 永久磁石合金の製造方法
JPS61127848A (ja) * 1984-11-22 1986-06-16 Fuji Electric Corp Res & Dev Ltd 焼結アルニコ磁石の製造方法
JPS6353241A (ja) * 1986-08-23 1988-03-07 Nippon Steel Corp 希土類−鉄系高性能永久磁石材料薄片およびその製造方法

Also Published As

Publication number Publication date
DE69407153T2 (de) 1998-06-18
EP0662239A1 (de) 1995-07-12
US5520748A (en) 1996-05-28
JPH08500215A (ja) 1996-01-09
WO1995004362A1 (en) 1995-02-09
KR950004293A (ko) 1995-02-17
JP3146493B2 (ja) 2001-03-19
KR950013978B1 (ko) 1995-11-18
EP0662239B1 (de) 1997-12-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: KUECHLER, S., DIPL.-ING.UNIV., PAT.-ANW., 90411 NUERNBERG

8339 Ceased/non-payment of the annual fee