IT993556B - Procedimento di fabbricazione di magneti permanenti a partire da una lega colata di cobalto e samario - Google Patents

Procedimento di fabbricazione di magneti permanenti a partire da una lega colata di cobalto e samario

Info

Publication number
IT993556B
IT993556B IT23609/73A IT2360973A IT993556B IT 993556 B IT993556 B IT 993556B IT 23609/73 A IT23609/73 A IT 23609/73A IT 2360973 A IT2360973 A IT 2360973A IT 993556 B IT993556 B IT 993556B
Authority
IT
Italy
Prior art keywords
samarium
cobalt
manufacturing process
permanent magnets
cast alloy
Prior art date
Application number
IT23609/73A
Other languages
English (en)
Inventor
J Haberer
Original Assignee
Sermag
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 Sermag filed Critical Sermag
Application granted granted Critical
Publication of IT993556B publication Critical patent/IT993556B/it

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
IT23609/73A 1972-05-02 1973-05-02 Procedimento di fabbricazione di magneti permanenti a partire da una lega colata di cobalto e samario IT993556B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7215499A FR2182635B1 (it) 1972-05-02 1972-05-02

Publications (1)

Publication Number Publication Date
IT993556B true IT993556B (it) 1975-09-30

Family

ID=9097820

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23609/73A IT993556B (it) 1972-05-02 1973-05-02 Procedimento di fabbricazione di magneti permanenti a partire da una lega colata di cobalto e samario

Country Status (7)

Country Link
US (1) US3844851A (it)
CH (1) CH573653A5 (it)
DE (1) DE2320122C2 (it)
FR (1) FR2182635B1 (it)
GB (1) GB1392915A (it)
IT (1) IT993556B (it)
NL (1) NL182847C (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2295130A1 (fr) * 1974-08-27 1976-07-16 Aimants Ugimag Sa Composition pour aimants permanents de la famille " terres-rares - metaux de transition " et procede de fabrication d'un tel aimant
CN1297678C (zh) * 2001-11-09 2007-01-31 株式会社三德 用于Sm－Co基磁体的合金,其生产方法,烧结磁体以及粘结磁体
CN104851543A (zh) * 2015-05-21 2015-08-19 唐海峰 一种耐腐蚀钐钴基永磁材料的制备方法
CN114597043A (zh) * 2022-02-11 2022-06-07 杭州智宇磁业科技有限公司 一种含铈钐钴永磁材料的制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6700998A (it) * 1967-01-21 1968-07-22
CH515763A (de) * 1969-07-10 1971-11-30 Bbc Brown Boveri & Cie Verfahren zur Herstellung von Dauermagneten
GB1347764A (en) * 1970-04-30 1974-02-27 Gen Electric Heat-aged sintered cobalt-rare earth intermetallic product and process
DE2142110B2 (de) * 1970-08-27 1976-06-24 N.V. Philips' Gloeilampenfabrieken, Eindhoven (Niederlande) Verfahren zur herstellung eines koerpers mit anisotropen dauermagnetischen eigenschaften aus einer co tief 5 r- verbindung
US3684593A (en) * 1970-11-02 1972-08-15 Gen Electric Heat-aged sintered cobalt-rare earth intermetallic product and process
FR2120303A5 (it) * 1970-12-29 1972-08-18 Etu Rech Magnetiqu
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
US3748193A (en) * 1971-08-16 1973-07-24 Gen Electric Rare earth intermetallic compounds by a calcium hydride reduction diffusion process

Also Published As

Publication number Publication date
NL7305987A (it) 1973-11-06
DE2320122C2 (de) 1983-09-29
FR2182635B1 (it) 1978-03-03
DE2320122A1 (de) 1973-11-22
FR2182635A1 (it) 1973-12-14
NL182847B (nl) 1987-12-16
US3844851A (en) 1974-10-29
CH573653A5 (it) 1976-03-15
GB1392915A (en) 1975-05-07
NL182847C (nl) 1988-05-16

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