ES8502738A1 - Un metodo de fabricar una composicion de aleacion fuertemente magnetica. - Google Patents

Un metodo de fabricar una composicion de aleacion fuertemente magnetica.

Info

Publication number
ES8502738A1
ES8502738A1 ES525336A ES525336A ES8502738A1 ES 8502738 A1 ES8502738 A1 ES 8502738A1 ES 525336 A ES525336 A ES 525336A ES 525336 A ES525336 A ES 525336A ES 8502738 A1 ES8502738 A1 ES 8502738A1
Authority
ES
Spain
Prior art keywords
alloys
production
permanent magnets
transition metal
rare earth
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
ES525336A
Other languages
English (en)
Other versions
ES525336A0 (es
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.)
Motors Liquidation Co
Original Assignee
Motors Liquidation Co
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=27022790&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES8502738(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US06/414,936 external-priority patent/US4851058A/en
Application filed by Motors Liquidation Co filed Critical Motors Liquidation Co
Publication of ES8502738A1 publication Critical patent/ES8502738A1/es
Publication of ES525336A0 publication Critical patent/ES525336A0/es
Granted 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C45/00—Amorphous alloys
    • C22C45/02—Amorphous alloys with iron as the major constituent

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)

Abstract

METODO PARA FABRICAR UNA COMPOSICION DE ALEACION FUERTEMENTE MAGNETICA, QUE INCLUYE ELEMENTOS DE TIERRAS RARAS Y ELEMENTOS DE METALES DE TRANSICION.COMPRENDE LAS SIGUIENTES OPERACIONES: PRIMERA, SE PREPARA UNA MEZCLA QUE CONTIENE AL MENOS UN 10 POR CIENTO ATOMICO DE UNO O MAS ELEMENTOS DE LAS TIERRAS RARAS, INCLUYENDO EL NEODIMIO Y PRASEODIMIO, Y UNO O MAS METALES DE TRANSICION FORMADOS POR HIERRO Y POR MEZCLAS DE HIERRO CON OTRO METALES DE TRANSICION; SEGUNDA, SE FUNDE DICHA MEZCLA; Y POR ULTIMO, SE ENFRIA RAPIDAMENTE LA MEZCLA FUNDIDA A UNA VELOCIDAD ADECUADA PARA FORMAR UNA FASE FINAMENTE CRISTALINA Y FUERTEMENTE MAGNETICA EN EL SENO DE LA COMPOSICION DE ALEACION SOLIDIFICADA.
ES525336A 1982-09-03 1983-09-02 Un metodo de fabricar una composicion de aleacion fuertemente magnetica. Granted ES525336A0 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/414,936 US4851058A (en) 1982-09-03 1982-09-03 High energy product rare earth-iron magnet alloys
US50826683A 1983-06-24 1983-06-24

Publications (2)

Publication Number Publication Date
ES8502738A1 true ES8502738A1 (es) 1985-01-16
ES525336A0 ES525336A0 (es) 1985-01-16

Family

ID=27022790

Family Applications (1)

Application Number Title Priority Date Filing Date
ES525336A Granted ES525336A0 (es) 1982-09-03 1983-09-02 Un metodo de fabricar una composicion de aleacion fuertemente magnetica.

Country Status (7)

Country Link
US (1) US4802931A (es)
EP (1) EP0108474B2 (es)
AU (1) AU570928B2 (es)
BR (1) BR8304762A (es)
DE (1) DE3379131D1 (es)
ES (1) ES525336A0 (es)
MX (1) MX7696E (es)

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US4374665A (en) * 1981-10-23 1983-02-22 The United States Of America As Represented By The Secretary Of The Navy Magnetostrictive devices
US4402770A (en) * 1981-10-23 1983-09-06 The United States Of America As Represented By The Secretary Of The Navy Hard magnetic alloys of a transition metal and lanthanide
US4409043A (en) * 1981-10-23 1983-10-11 The United States Of America As Represented By The Secretary Of The Navy Amorphous transition metal-lanthanide alloys
JPS58123853A (ja) * 1982-01-18 1983-07-23 Fujitsu Ltd 希土類−鉄系永久磁石およびその製造方法

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EP0108474A3 (en) 1985-09-25
DE3379131D1 (en) 1989-03-09
MX7696E (es) 1990-09-05
AU570928B2 (en) 1988-03-31
AU1847783A (en) 1984-03-08
EP0108474A2 (en) 1984-05-16
US4802931A (en) 1989-02-07
EP0108474B2 (en) 1995-06-21
EP0108474B1 (en) 1989-02-01
ES525336A0 (es) 1985-01-16
BR8304762A (pt) 1984-04-10

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