DE3378706D1 - Process for producing permanent magnet materials - Google Patents

Process for producing permanent magnet materials

Info

Publication number
DE3378706D1
DE3378706D1 DE8383109509T DE3378706T DE3378706D1 DE 3378706 D1 DE3378706 D1 DE 3378706D1 DE 8383109509 T DE8383109509 T DE 8383109509T DE 3378706 T DE3378706 T DE 3378706T DE 3378706 D1 DE3378706 D1 DE 3378706D1
Authority
DE
Germany
Prior art keywords
permanent magnet
magnet materials
producing permanent
producing
materials
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
Application number
DE8383109509T
Other languages
English (en)
Inventor
Yutaka Matsuura
Masato Sagawa
Setsuo Hanazonodanchi Fujimura
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.)
Neomax Co Ltd
Original Assignee
Sumitomo Special Metals 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27467501&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3378706(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP58088373A external-priority patent/JPS59215466A/ja
Priority claimed from JP58088372A external-priority patent/JPS59215460A/ja
Priority claimed from JP58090038A external-priority patent/JPS59219452A/ja
Priority claimed from JP58090039A external-priority patent/JPS59219453A/ja
Application filed by Sumitomo Special Metals Co Ltd filed Critical Sumitomo Special Metals Co Ltd
Application granted granted Critical
Publication of DE3378706D1 publication Critical patent/DE3378706D1/de
Expired 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
    • H01F1/057—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
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49075—Electromagnet, transformer or inductor including permanent magnet or core
    • Y10T29/49076—From comminuted material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
DE8383109509T 1983-05-21 1983-09-23 Process for producing permanent magnet materials Expired DE3378706D1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP58088373A JPS59215466A (ja) 1983-05-21 1983-05-21 永久磁石材料の製造方法
JP58088372A JPS59215460A (ja) 1983-05-21 1983-05-21 永久磁石材料の製造方法
JP58090038A JPS59219452A (ja) 1983-05-24 1983-05-24 永久磁石材料の製造方法
JP58090039A JPS59219453A (ja) 1983-05-24 1983-05-24 永久磁石材料の製造方法

Publications (1)

Publication Number Publication Date
DE3378706D1 true DE3378706D1 (en) 1989-01-19

Family

ID=27467501

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383109509T Expired DE3378706D1 (en) 1983-05-21 1983-09-23 Process for producing permanent magnet materials

Country Status (6)

Country Link
US (2) US4597938A (de)
EP (1) EP0126179B2 (de)
CA (1) CA1287750C (de)
DE (1) DE3378706D1 (de)
HK (1) HK68590A (de)
SG (1) SG49390G (de)

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Also Published As

Publication number Publication date
US4597938A (en) 1986-07-01
SG49390G (en) 1991-02-14
CA1287750C (en) 1991-08-20
EP0126179B2 (de) 1992-06-17
EP0126179A1 (de) 1984-11-28
EP0126179B1 (de) 1988-12-14
US4975130A (en) 1990-12-04
HK68590A (en) 1990-09-07

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