KR880701445A - 영구자석의 제조방법 - Google Patents

영구자석의 제조방법

Info

Publication number
KR880701445A
KR880701445A KR1019880700029A KR880700029A KR880701445A KR 880701445 A KR880701445 A KR 880701445A KR 1019880700029 A KR1019880700029 A KR 1019880700029A KR 880700029 A KR880700029 A KR 880700029A KR 880701445 A KR880701445 A KR 880701445A
Authority
KR
South Korea
Prior art keywords
permanent magnet
manufacturing permanent
manufacturing
magnet
permanent
Prior art date
Application number
KR1019880700029A
Other languages
English (en)
Other versions
KR960005323B1 (ko
Inventor
노부오 이마이즈미
Original Assignee
나미기 세이미쓰 호오세키 가부시기가이샤
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 나미기 세이미쓰 호오세키 가부시기가이샤 filed Critical 나미기 세이미쓰 호오세키 가부시기가이샤
Publication of KR880701445A publication Critical patent/KR880701445A/ko
Application granted granted Critical
Publication of KR960005323B1 publication Critical patent/KR960005323B1/ko

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
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/0433—Nickel- or cobalt-based alloys
    • C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
    • 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
    • H01F41/026—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 protecting methods against environmental influences, e.g. oxygen, by surface treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
KR1019880700029A 1986-06-27 1986-06-27 영구자석의 제조방법 KR960005323B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1986/000327 WO1988000387A1 (en) 1986-06-27 1986-06-27 Process for producing permanent magnets

Publications (2)

Publication Number Publication Date
KR880701445A true KR880701445A (ko) 1988-07-27
KR960005323B1 KR960005323B1 (ko) 1996-04-23

Family

ID=13874479

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880700029A KR960005323B1 (ko) 1986-06-27 1986-06-27 영구자석의 제조방법

Country Status (5)

Country Link
US (1) US4902357A (ko)
EP (1) EP0289599B1 (ko)
KR (1) KR960005323B1 (ko)
DE (1) DE3684714D1 (ko)
WO (1) WO1988000387A1 (ko)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4942322A (en) * 1988-05-27 1990-07-17 Allied-Signal Inc. Permanent magnet rotor with bonded sheath
JPH02139907A (ja) * 1988-11-18 1990-05-29 Shin Etsu Chem Co Ltd 極異方性希土類磁石の製造方法
DE3915446A1 (de) * 1989-05-12 1990-11-15 Krupp Widia Gmbh Ndfeb-magnet und verfahren zur oberflaechenpassivierung von ndfeb-magneten
US5114502A (en) * 1989-06-13 1992-05-19 Sps Technologies, Inc. Magnetic materials and process for producing the same
US5227247A (en) * 1989-06-13 1993-07-13 Sps Technologies, Inc. Magnetic materials
US5266128A (en) * 1989-06-13 1993-11-30 Sps Technologies, Inc. Magnetic materials and process for producing the same
US5122203A (en) * 1989-06-13 1992-06-16 Sps Technologies, Inc. Magnetic materials
US5244510A (en) * 1989-06-13 1993-09-14 Yakov Bogatin Magnetic materials and process for producing the same
FR2655355B1 (fr) * 1989-12-01 1993-06-18 Aimants Ugimag Sa Alliage pour aimant permanent type fe nd b, aimant permanent fritte et procede d'obtention.
US5162064A (en) * 1990-04-10 1992-11-10 Crucible Materials Corporation Permanent magnet having improved corrosion resistance and method for producing the same
DE4014266C2 (de) * 1990-05-04 1995-07-06 High End Metals Corp Verfahren zum Herstellen von Permanentmagneten
US5217541A (en) * 1990-05-03 1993-06-08 High End Metals Corp. Permanent magnet and the method for producing the same
JPH06509211A (ja) * 1990-06-08 1994-10-13 エスピーエス・テクノロジーズ・インコーポレーテッド 改良磁性材料及びその製造方法
DE4025278A1 (de) * 1990-08-09 1992-02-13 Siemens Ag Verfahren zur herstellung eines formkoerpers aus einem anisotropen magnetwerkstoff auf basis des stoffsystems sm-fe-n
DE4025277A1 (de) * 1990-08-09 1992-02-13 Siemens Ag Verfahren zur herstellung eines anisotropen magnetmaterials auf basis des stoffsystems sm-fe-n
DE4032098C2 (de) * 1990-10-10 1994-08-18 Nat Science Council Permanentmagnet-Legierungen aus stickstoffborhaltigen Seltenerd-Übergangsmetallen und Verfahren zur Herstellung derselben
US5876518A (en) * 1995-02-23 1999-03-02 Hitachi Metals, Ltd. R-T-B-based, permanent magnet, method for producing same, and permanent magnet-type motor and actuator comprising same
EP0984460B1 (en) * 1998-08-31 2004-03-17 Sumitomo Special Metals Co., Ltd. Fe-B-R based permanent magnet having corrosion-resistant film, and process for producing the same
US6454993B1 (en) 2000-01-11 2002-09-24 Delphi Technologies, Inc. Manufacturing technique for multi-layered structure with magnet using an extrusion process
US6746545B2 (en) * 2000-05-31 2004-06-08 Shin-Etsu Chemical Co., Ltd. Preparation of rare earth permanent magnets
US6623541B2 (en) * 2000-07-31 2003-09-23 Shin-Etsu Chemical Co., Ltd. Sintered rare earth magnet and making method
US20050062572A1 (en) * 2003-09-22 2005-03-24 General Electric Company Permanent magnet alloy for medical imaging system and method of making

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4597938A (en) * 1983-05-21 1986-07-01 Sumitomo Special Metals Co., Ltd. Process for producing permanent magnet materials
JPS59217304A (ja) * 1983-05-25 1984-12-07 Sumitomo Special Metals Co Ltd 永久磁石材料の製造方法
US4601875A (en) * 1983-05-25 1986-07-22 Sumitomo Special Metals Co., Ltd. Process for producing magnetic materials
JPS60153109A (ja) * 1984-01-21 1985-08-12 Sumitomo Special Metals Co Ltd 永久磁石体
JPS6187310A (ja) * 1984-10-05 1986-05-02 Matsushita Electric Works Ltd 希土類磁石の製造方法
US4588439A (en) * 1985-05-20 1986-05-13 Crucible Materials Corporation Oxygen containing permanent magnet alloy
JPS62112702A (ja) * 1985-11-09 1987-05-23 Chisso Corp 酸化皮膜を有する強磁性金属粉末の製造法
JPS62294159A (ja) * 1986-06-12 1987-12-21 Namiki Precision Jewel Co Ltd 永久磁石合金の防錆方法
JP2890285B2 (ja) * 1992-05-06 1999-05-10 セイコーインスツルメンツ株式会社 熱転写型画像出力装置
JPH0634005A (ja) * 1992-07-13 1994-02-08 Koyo Seiko Co Ltd 遊星ローラ式動力伝達装置
JP3209288B2 (ja) * 1992-07-29 2001-09-17 財団法人鉄道総合技術研究所 鉄道車両用ブレーキ装置
JP3169699B2 (ja) * 1992-08-17 2001-05-28 株式会社名南製作所 ベニヤ単板の乾燥装置

Also Published As

Publication number Publication date
US4902357A (en) 1990-02-20
EP0289599A1 (en) 1988-11-09
WO1988000387A1 (en) 1988-01-14
EP0289599A4 (en) 1989-06-26
DE3684714D1 (de) 1992-05-07
EP0289599B1 (en) 1992-04-01
KR960005323B1 (ko) 1996-04-23

Similar Documents

Publication Publication Date Title
KR880701445A (ko) 영구자석의 제조방법
DE3471556D1 (en) Method of manufacturing permanent magnetic field rotor
DK585087A (da) Magnetfeltgiver
PT86196A (pt) Pulseira magnetica aperfeicoada
DE3573353D1 (en) Method of producing permanent magnet
KR880700736A (ko) 구리로바론 적층판의 제조방법
KR870005061A (ko) 형광체의 제조방법
FI92052C (fi) Fenolin valmistusmenetelmä
EP0254251A3 (en) Method of producing neodymium-iron-boron permanent magnet
BR8703666A (pt) Processo de preparacao de um ima permanente
FI852763L (fi) Kaernmagnetisk resonansanordning med en magnet av permanent magnetiskt aemne.
KR900009790A (ko) 모노-n-알킬화된 폴리아자마크로사이클의 제조방법
DK223587D0 (da) Fremgangsmaade til fremstilling af azopigmenter
BR8705460A (pt) Processo de fabricacao de um ima permanente
DK223487A (da) Fremgangsmaade til fremstilling af azopigmenter
JPS5655013A (en) Method of manufacturing permanent magnet
KR870700632A (ko) 네틸마이신의 제조방법
KR880015450U (ko) 영구자석 회전자
DK414485D0 (da) Magnetlaas
KR880001398U (ko) 회전자 마그네트의 구조
DK94487A (da) Fremgangsmaade til fremstilling af encainid
KR910007210A (ko) 자석발전기의 고정자
ES294111Y (es) Anillo magnetico
KR860005327A (ko) 간판류의 제조방법
BR8602774A (pt) Pinca magnetica

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20030326

Year of fee payment: 8

LAPS Lapse due to unpaid annual fee