CA929384A - Sintered cobalt-rare earth intermetallic product and process using solid sintering additive - Google Patents

Sintered cobalt-rare earth intermetallic product and process using solid sintering additive

Info

Publication number
CA929384A
CA929384A CA111547A CA111547A CA929384A CA 929384 A CA929384 A CA 929384A CA 111547 A CA111547 A CA 111547A CA 111547 A CA111547 A CA 111547A CA 929384 A CA929384 A CA 929384A
Authority
CA
Canada
Prior art keywords
rare earth
sintering additive
solid sintering
earth intermetallic
sintered cobalt
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
CA111547A
Other languages
English (en)
Other versions
CA111547S (en
Inventor
G. Benz Mark
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.)
General Electric Co
Original Assignee
General Electric 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
Application filed by General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of CA929384A publication Critical patent/CA929384A/en
Expired 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
    • H01F1/0555—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
    • 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
    • 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

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)
  • Powder Metallurgy (AREA)
CA111547A 1970-04-30 1971-04-28 Sintered cobalt-rare earth intermetallic product and process using solid sintering additive Expired CA929384A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3334870A 1970-04-30 1970-04-30

Publications (1)

Publication Number Publication Date
CA929384A true CA929384A (en) 1973-07-03

Family

ID=21869888

Family Applications (1)

Application Number Title Priority Date Filing Date
CA111547A Expired CA929384A (en) 1970-04-30 1971-04-28 Sintered cobalt-rare earth intermetallic product and process using solid sintering additive

Country Status (6)

Country Link
US (1) US3655463A (https=)
JP (1) JPS5614731B1 (https=)
CA (1) CA929384A (https=)
DE (1) DE2121453B2 (https=)
GB (1) GB1347763A (https=)
NL (1) NL7105958A (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2116861A5 (fr) * 1970-12-10 1972-07-21 Rech Magnetiques D Et Procede et dispositif de fabrication d'alliages d'elements de transition et de metaux du groupe des terres rares destinees a la production de materiaux pour aimants permanents
US3755007A (en) * 1971-04-01 1973-08-28 Gen Electric Stabilized permanent magnet comprising a sintered and quenched body of compacted cobalt-rare earth particles
US3919003A (en) * 1971-12-17 1975-11-11 Gen Electric Sintered cobalt-rare earth intermetallic product
US3798391A (en) * 1972-06-22 1974-03-19 Gen Electric Movable magnet loudspeaker
US3858308A (en) * 1973-06-22 1975-01-07 Bendix Corp Process for making a rotor assembly
JPS5724058B2 (https=) * 1973-11-12 1982-05-21
US4075042A (en) * 1973-11-16 1978-02-21 Raytheon Company Samarium-cobalt magnet with grain growth inhibited SmCo5 crystals
US3892598A (en) * 1974-01-07 1975-07-01 Gen Electric Cobalt-rare earth magnets comprising sintered products bonded with solid cobalt-rare earth bonding agents
US3919001A (en) * 1974-03-04 1975-11-11 Crucible Inc Sintered rare-earth cobalt magnets comprising mischmetal plus cerium-free mischmetal
US4092184A (en) * 1975-10-08 1978-05-30 General Electric Company Method of preparing and installing cobalt-rare earth permanent magnets

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3425828A (en) * 1966-03-11 1969-02-04 Coast Metals Inc Production of cobalt strip and the like
NL6608335A (https=) * 1966-06-16 1967-12-18
US3424578A (en) * 1967-06-05 1969-01-28 Us Air Force Method of producing permanent magnets of rare earth metals containing co,or mixtures of co,fe and mn
CH519361A (de) * 1968-11-22 1972-02-29 Raytheon Co Verfahren zur Herstellung eines Permanentmagneten
NL6907499A (https=) * 1969-05-14 1970-11-17

Also Published As

Publication number Publication date
NL7105958A (https=) 1971-11-02
GB1347763A (en) 1974-02-27
DE2121453B2 (de) 1980-12-04
JPS5614731B1 (https=) 1981-04-06
DE2121453A1 (de) 1971-11-11
US3655463A (en) 1972-04-11

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