AU2754771A - Method of producing a basic powder for permanent magnets - Google Patents

Method of producing a basic powder for permanent magnets

Info

Publication number
AU2754771A
AU2754771A AU27547/71A AU2754771A AU2754771A AU 2754771 A AU2754771 A AU 2754771A AU 27547/71 A AU27547/71 A AU 27547/71A AU 2754771 A AU2754771 A AU 2754771A AU 2754771 A AU2754771 A AU 2754771A
Authority
AU
Australia
Prior art keywords
producing
permanent magnets
basic powder
powder
basic
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
AU27547/71A
Inventor
CORNELIS DONKERSLOOT and JOHANNES HENDRIKUS NICOLAAS VAN VOCHT HENDRIK
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of AU2754771A publication Critical patent/AU2754771A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • 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
    • H01F1/0553—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 obtained by reduction or by hydrogen decrepitation or embrittlement
    • 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

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)
AU27547/71A 1970-04-18 1971-04-13 Method of producing a basic powder for permanent magnets Expired AU2754771A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NLNL7005646 1970-04-18
NL7005646A NL7005646A (en) 1970-04-18 1970-04-18

Publications (1)

Publication Number Publication Date
AU2754771A true AU2754771A (en) 1972-10-19

Family

ID=19809884

Family Applications (1)

Application Number Title Priority Date Filing Date
AU27547/71A Expired AU2754771A (en) 1970-04-18 1971-04-13 Method of producing a basic powder for permanent magnets

Country Status (9)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3970484A (en) * 1975-01-20 1976-07-20 Hitachi Magnetics Corporation Sintering methods for cobalt-rare earth alloys
US3970485A (en) * 1975-01-20 1976-07-20 Hitachi Magnetics Corporation Binder and lubricant removal from cobalt-rare earth alloys
GB1554384A (en) * 1977-04-15 1979-10-17 Magnetic Polymers Ltd Rare earth metal alloy magnets
DE19751366C2 (en) * 1997-11-20 2002-05-16 Dresden Ev Inst Festkoerper Process for the production of a hard magnetic samarium-cobalt base material
DE19751367C2 (en) * 1997-11-20 2002-06-27 Dresden Ev Inst Festkoerper Process for producing a hard magnetic powder consisting of a samarium-cobalt-based alloy

Also Published As

Publication number Publication date
DE2113932A1 (en) 1971-11-11
GB1313272A (en) 1973-04-11
JPS5021313B1 (en) 1975-07-22
BE765905A (en) 1971-10-18
DE2113932B2 (en) 1976-03-18
CH560955A5 (en) 1975-04-15
US3681151A (en) 1972-08-01
NL7005646A (en) 1971-10-20
BR7102237D0 (en) 1973-04-19
FR2089761A5 (en) 1972-01-07

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