AT301890B - Verfahren zur Herstellung eines Dauermagneten - Google Patents

Verfahren zur Herstellung eines Dauermagneten

Info

Publication number
AT301890B
AT301890B AT420570A AT420570A AT301890B AT 301890 B AT301890 B AT 301890B AT 420570 A AT420570 A AT 420570A AT 420570 A AT420570 A AT 420570A AT 301890 B AT301890 B AT 301890B
Authority
AT
Austria
Prior art keywords
manufacturing
permanent magnet
permanent
magnet
Prior art date
Application number
AT420570A
Other languages
English (en)
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
Application granted granted Critical
Publication of AT301890B publication Critical patent/AT301890B/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/0433—Nickel- or cobalt-based alloys
    • C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
    • 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
    • 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
    • H01F1/0555—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together
    • H01F1/0557—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together sintered

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
AT420570A 1969-05-14 1970-05-11 Verfahren zur Herstellung eines Dauermagneten AT301890B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6907499A NL6907499A (de) 1969-05-14 1969-05-14

Publications (1)

Publication Number Publication Date
AT301890B true AT301890B (de) 1972-09-25

Family

ID=19806960

Family Applications (1)

Application Number Title Priority Date Filing Date
AT420570A AT301890B (de) 1969-05-14 1970-05-11 Verfahren zur Herstellung eines Dauermagneten

Country Status (11)

Country Link
US (1) US3701695A (de)
AT (1) AT301890B (de)
AU (1) AU1490470A (de)
BE (1) BE750371A (de)
CA (1) CA932247A (de)
CH (1) CH534948A (de)
DE (1) DE2020370A1 (de)
FR (1) FR2047760A5 (de)
GB (1) GB1307296A (de)
NL (1) NL6907499A (de)
SE (1) SE349420B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3655463A (en) * 1970-04-30 1972-04-11 Gen Electric Sintered cobalt-rare earth intermetallic process using solid sintering additive
DE2215301B2 (de) * 1971-04-06 1976-07-08 N.V. Philips' Gloeilampenfabrieken, Eindhoven (Niederlande) Verfahren zur herstellung eines koerpers mit anisotropen dauermagnetischen eigenschaften
CH577561A5 (de) * 1971-06-15 1976-07-15 Bbc Brown Boveri & Cie
US3970484A (en) * 1975-01-20 1976-07-20 Hitachi Magnetics Corporation Sintering methods for cobalt-rare earth alloys
CH616777A5 (de) * 1975-09-23 1980-04-15 Bbc Brown Boveri & Cie
US4210471A (en) * 1976-02-10 1980-07-01 Tdk Electronics, Co., Ltd. Permanent magnet material and process for producing the same
US4213803A (en) * 1976-08-31 1980-07-22 Tdk Electronics Company Limited R2 Co17 Rare type-earth-cobalt, permanent magnet material and process for producing the same
US4891078A (en) * 1984-03-30 1990-01-02 Union Oil Company Of California Rare earth-containing magnets
US4776902A (en) * 1984-03-30 1988-10-11 Union Oil Company Of California Method for making rare earth-containing magnets
US5382303A (en) * 1992-04-13 1995-01-17 Sps Technologies, Inc. Permanent magnets and methods for their fabrication

Also Published As

Publication number Publication date
AU1490470A (en) 1971-11-18
BE750371A (fr) 1970-11-13
CH534948A (de) 1973-03-15
CA932247A (en) 1973-08-21
DE2020370A1 (de) 1970-11-19
GB1307296A (en) 1973-02-14
FR2047760A5 (de) 1971-03-12
US3701695A (en) 1972-10-31
NL6907499A (de) 1970-11-17
SE349420B (de) 1972-09-25

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee