BE765905A - Procede permettant la fabrication d'une substance de base pulverulente formant l'element essentiel d'aimants permanents - Google Patents

Procede permettant la fabrication d'une substance de base pulverulente formant l'element essentiel d'aimants permanents

Info

Publication number
BE765905A
BE765905A BE765905A BE765905A BE765905A BE 765905 A BE765905 A BE 765905A BE 765905 A BE765905 A BE 765905A BE 765905 A BE765905 A BE 765905A BE 765905 A BE765905 A BE 765905A
Authority
BE
Belgium
Prior art keywords
manufacture
permanent magnets
essential element
base substance
substance forming
Prior art date
Application number
BE765905A
Other languages
English (en)
French (fr)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of BE765905A publication Critical patent/BE765905A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C19/00Alloys based on nickel or cobalt
    • C22C19/07Alloys based on nickel or cobalt based on cobalt
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00Making metallic powder or suspensions thereof
    • B22F9/02Making metallic powder or suspensions thereof using physical processes
    • B22F9/04Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032Magnets 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
    • H01F1/04Magnets 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
    • H01F1/047Alloys characterised by their composition
    • H01F1/053Alloys characterised by their composition containing rare earth metals
    • H01F1/055Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/0553Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 obtained by reduction or by hydrogen decrepitation or embrittlement
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032Magnets 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
    • H01F1/04Magnets 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
    • H01F1/06Magnets 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Powder Metallurgy (AREA)
BE765905A 1970-04-18 1971-04-16 Procede permettant la fabrication d'une substance de base pulverulente formant l'element essentiel d'aimants permanents BE765905A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7005646A NL7005646A (xx) 1970-04-18 1970-04-18

Publications (1)

Publication Number Publication Date
BE765905A true BE765905A (fr) 1971-10-18

Family

ID=19809884

Family Applications (1)

Application Number Title Priority Date Filing Date
BE765905A BE765905A (fr) 1970-04-18 1971-04-16 Procede permettant la fabrication d'une substance de base pulverulente formant l'element essentiel d'aimants permanents

Country Status (9)

Country Link
US (1) US3681151A (xx)
JP (1) JPS5021313B1 (xx)
AU (1) AU2754771A (xx)
BE (1) BE765905A (xx)
BR (1) BR7102237D0 (xx)
CH (1) CH560955A5 (xx)
FR (1) FR2089761A5 (xx)
GB (1) GB1313272A (xx)
NL (1) NL7005646A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3970485A (en) * 1975-01-20 1976-07-20 Hitachi Magnetics Corporation Binder and lubricant removal from cobalt-rare earth alloys
US3970484A (en) * 1975-01-20 1976-07-20 Hitachi Magnetics Corporation Sintering methods for cobalt-rare earth alloys
GB1554384A (en) * 1977-04-15 1979-10-17 Magnetic Polymers Ltd Rare earth metal alloy magnets
DE19751367C2 (de) * 1997-11-20 2002-06-27 Dresden Ev Inst Festkoerper Verfahren zur Herstellung eines hartmagnetischen, aus einer Samarium-Kobalt-Basis-Legierung bestehenden Pulvers
DE19751366C2 (de) * 1997-11-20 2002-05-16 Dresden Ev Inst Festkoerper Verfahren zur Herstellung eines hartmagnetischen Samarium-Kobalt-Basis-Materials

Also Published As

Publication number Publication date
DE2113932B2 (de) 1976-03-18
CH560955A5 (xx) 1975-04-15
FR2089761A5 (xx) 1972-01-07
AU2754771A (en) 1972-10-19
GB1313272A (en) 1973-04-11
US3681151A (en) 1972-08-01
NL7005646A (xx) 1971-10-20
JPS5021313B1 (xx) 1975-07-22
DE2113932A1 (de) 1971-11-11
BR7102237D0 (pt) 1973-04-19

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