ATE43932T1 - Dauermagnetlegierung. - Google Patents

Dauermagnetlegierung.

Info

Publication number
ATE43932T1
ATE43932T1 AT85306148T AT85306148T ATE43932T1 AT E43932 T1 ATE43932 T1 AT E43932T1 AT 85306148 T AT85306148 T AT 85306148T AT 85306148 T AT85306148 T AT 85306148T AT E43932 T1 ATE43932 T1 AT E43932T1
Authority
AT
Austria
Prior art keywords
permanent magnet
alloy
magnet alloy
dysprosium
neodymium
Prior art date
Application number
AT85306148T
Other languages
English (en)
Inventor
Kalathur S V L Narasimham
Bao-Min Ma
Original Assignee
Crucible Materials Corp
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=24728160&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE43932(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Crucible Materials Corp filed Critical Crucible Materials Corp
Application granted granted Critical
Publication of ATE43932T1 publication Critical patent/ATE43932T1/de

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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
AT85306148T 1984-12-10 1985-08-30 Dauermagnetlegierung. ATE43932T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US67973984A 1984-12-10 1984-12-10
EP85306148A EP0185439B1 (de) 1984-12-10 1985-08-30 Dauermagnetlegierung

Publications (1)

Publication Number Publication Date
ATE43932T1 true ATE43932T1 (de) 1989-06-15

Family

ID=24728160

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85306148T ATE43932T1 (de) 1984-12-10 1985-08-30 Dauermagnetlegierung.

Country Status (5)

Country Link
EP (1) EP0185439B1 (de)
JP (1) JPS61139641A (de)
AT (1) ATE43932T1 (de)
CA (1) CA1273231A (de)
DE (1) DE3570942D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4837109A (en) * 1986-07-21 1989-06-06 Hitachi Metals, Ltd. Method of producing neodymium-iron-boron permanent magnet
EP0277416A3 (de) * 1987-02-04 1990-05-16 Crucible Materials Corporation Permanente Magnetlegierung für Anwendungen bei höherer Temperatur
JP2001332410A (ja) * 2000-05-22 2001-11-30 Seiko Epson Corp 磁石粉末、磁石粉末の製造方法およびボンド磁石

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES8504404A3 (es) * 1981-06-16 1985-04-16 Proyectos Magneticos S A Proma Procedimiento para la fabricacion de una aleacion que tiene propiedades magneticas permanentes a temperatura ambiente
JPS59163802A (ja) * 1983-03-08 1984-09-14 Sumitomo Special Metals Co Ltd 永久磁石材料
EP0108474B2 (de) * 1982-09-03 1995-06-21 General Motors Corporation RE-TM-B Legierungen, deren Herstellung und permanent Magnete die solche Legierungen enthalten
JPS59204209A (ja) * 1983-05-06 1984-11-19 Sumitomo Special Metals Co Ltd 等方性永久磁石材料
JPS59215460A (ja) * 1983-05-21 1984-12-05 Sumitomo Special Metals Co Ltd 永久磁石材料の製造方法

Also Published As

Publication number Publication date
JPS61139641A (ja) 1986-06-26
EP0185439B1 (de) 1989-06-07
EP0185439A1 (de) 1986-06-25
CA1273231A (en) 1990-08-28
DE3570942D1 (en) 1989-07-13

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee
RZN Patent revoked