BE798261A - METHOD OF MANUFACTURING MATERIALS FOR PERMANENT MAGNETS - Google Patents

METHOD OF MANUFACTURING MATERIALS FOR PERMANENT MAGNETS

Info

Publication number
BE798261A
BE798261A BE130049A BE130049A BE798261A BE 798261 A BE798261 A BE 798261A BE 130049 A BE130049 A BE 130049A BE 130049 A BE130049 A BE 130049A BE 798261 A BE798261 A BE 798261A
Authority
BE
Belgium
Prior art keywords
permanent magnets
manufacturing materials
manufacturing
materials
magnets
Prior art date
Application number
BE130049A
Other languages
French (fr)
Inventor
M G Benz
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of BE798261A publication Critical patent/BE798261A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • H01F13/003—Methods and devices for magnetising permanent magnets
    • 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
    • H01F1/0551—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0552—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 in the form of particles, e.g. rapid quenched powders or ribbon flakes with a protective layer
    • 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

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
BE130049A 1972-04-17 1973-04-16 METHOD OF MANUFACTURING MATERIALS FOR PERMANENT MAGNETS BE798261A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00244424A US3844850A (en) 1972-04-17 1972-04-17 Large grain cobalt-samarium intermetallic permanent magnet material and process

Publications (1)

Publication Number Publication Date
BE798261A true BE798261A (en) 1973-08-16

Family

ID=22922710

Family Applications (1)

Application Number Title Priority Date Filing Date
BE130049A BE798261A (en) 1972-04-17 1973-04-16 METHOD OF MANUFACTURING MATERIALS FOR PERMANENT MAGNETS

Country Status (10)

Country Link
US (1) US3844850A (en)
JP (1) JPS5751244B2 (en)
BE (1) BE798261A (en)
CA (1) CA975997A (en)
DE (1) DE2318929C2 (en)
ES (1) ES413772A1 (en)
FR (1) FR2180895B1 (en)
GB (1) GB1415772A (en)
IT (1) IT982661B (en)
NL (1) NL7304871A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4099995A (en) * 1974-07-31 1978-07-11 Bbc Brown, Boveri & Company, Ltd. Copper-hardened permanent-magnet alloy
CH601484A5 (en) * 1974-12-18 1978-07-14 Bbc Brown Boveri & Cie
US4116726A (en) * 1974-12-18 1978-09-26 Bbc Brown, Boveri & Company Limited As-cast permanent magnet Sm-Co-Cu material with iron, produced by annealing and rapid quenching
JPS5379719A (en) * 1976-12-24 1978-07-14 Seiko Instr & Electronics Ltd Rare earth elements cobalt permanent magnetic
JPH01147214A (en) * 1987-12-04 1989-06-08 Matsushita Electric Ind Co Ltd Kerosene stove

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3421889A (en) * 1966-01-13 1969-01-14 Us Air Force Magnetic rare earth-cobalt alloys
NL6608335A (en) * 1966-06-16 1967-12-18
US3540945A (en) * 1967-06-05 1970-11-17 Us Air Force Permanent magnets
US3516612A (en) * 1968-02-28 1970-06-23 Gen Electric Sizing of fine particle ferromagnetic materials
US3615914A (en) * 1968-06-21 1971-10-26 Gen Electric Method of stabilizing permanent magnetic material powders
CH519361A (en) * 1968-11-22 1972-02-29 Raytheon Co Process for manufacturing a permanent magnet
DE1936508C3 (en) * 1969-07-18 1983-12-08 General Electric Co., New York, N.Y. Process for stabilizing the coercive force of powder for permanent magnets
US3684591A (en) * 1970-08-24 1972-08-15 Gen Electric Sintered cobalt-rare earth intermetallic product including samarium and cerium and permanent magnets produced therefrom

Also Published As

Publication number Publication date
DE2318929C2 (en) 1982-09-02
GB1415772A (en) 1975-11-26
DE2318929A1 (en) 1973-10-31
JPS4919395A (en) 1974-02-20
FR2180895B1 (en) 1978-11-03
ES413772A1 (en) 1976-01-16
IT982661B (en) 1974-10-21
JPS5751244B2 (en) 1982-11-01
CA975997A (en) 1975-10-14
US3844850A (en) 1974-10-29
NL7304871A (en) 1973-10-19
FR2180895A1 (en) 1973-11-30

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