IT998855B - Particelle stabili di composto intermatallico di cobalto e terre rare - Google Patents

Particelle stabili di composto intermatallico di cobalto e terre rare

Info

Publication number
IT998855B
IT998855B IT3042473A IT3042473A IT998855B IT 998855 B IT998855 B IT 998855B IT 3042473 A IT3042473 A IT 3042473A IT 3042473 A IT3042473 A IT 3042473A IT 998855 B IT998855 B IT 998855B
Authority
IT
Italy
Prior art keywords
intermatallic
cobalt
compound
rare earth
stable particles
Prior art date
Application number
IT3042473A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT998855B publication Critical patent/IT998855B/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
    • H01F1/06—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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
IT3042473A 1972-11-02 1973-10-23 Particelle stabili di composto intermatallico di cobalto e terre rare IT998855B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30300972A 1972-11-02 1972-11-02

Publications (1)

Publication Number Publication Date
IT998855B true IT998855B (it) 1976-02-20

Family

ID=23170176

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3042473A IT998855B (it) 1972-11-02 1973-10-23 Particelle stabili di composto intermatallico di cobalto e terre rare

Country Status (8)

Country Link
JP (1) JPS5442344B2 (sl)
DE (1) DE2350845A1 (sl)
ES (1) ES420150A1 (sl)
FR (1) FR2205716B1 (sl)
GB (1) GB1413216A (sl)
IT (1) IT998855B (sl)
NL (1) NL7313860A (sl)
SE (1) SE404973B (sl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5261123A (en) * 1975-11-14 1977-05-20 Namiki Precision Jewel Co Ltd Permanent magnetic alloy
JPS5832767B2 (ja) * 1980-01-24 1983-07-15 ヤマハ株式会社 硬質磁性材料の製法
FR2752641B1 (fr) * 1996-08-20 1998-12-04 Rhone Poulenc Chimie Produit a proprietes magnetiques, son procede de preparation et aimant obtenu a partir de ce produit

Also Published As

Publication number Publication date
GB1413216A (en) 1975-11-12
FR2205716B1 (sl) 1978-04-21
DE2350845A1 (de) 1974-05-16
FR2205716A1 (sl) 1974-05-31
ES420150A1 (es) 1976-07-01
JPS5442344B2 (sl) 1979-12-13
NL7313860A (sl) 1974-05-06
JPS4995817A (sl) 1974-09-11
SE404973B (sv) 1978-11-06

Similar Documents

Publication Publication Date Title
CA1020936A (en) Water-insoluble fluid-absorptive and retentive materials and methods of making the same
AU473730B2 (en) Production of magnetic fluids and particles
CA929838A (en) Heat-aged sintered cobalt-rare earth intermetallic product and process
IT1001646B (it) Magnete di impostazione
IT988615B (it) Espositore di oggetti
ZA73658B (en) New di benzocyclohelptene derivatives and their preparations
IT989253B (it) Derivati di acrilonitrili
IT974284B (it) Perfezionamento nei dispositivi percettori di campo magnetico
SE7611315L (sv) Prostansyraderivat och sett for framstellning derav
IT1002760B (it) Procedimento per la produzione di polveri di lega da terre rare e cobalto
CA925779A (en) Flux growth of rare earth fluorides and resulting products
IT998855B (it) Particelle stabili di composto intermatallico di cobalto e terre rare
IT989412B (it) Oggetti sagomati di scarso odore dotati di una azione di gas di deposito insetticida
IT1015495B (it) Sistema e metodo di immagazzinamen to di informazioni
IT994755B (it) Polvere magnetica di ossido ferrico cobalto sostituito e metodo per prepararla
CA997548A (en) Composition and method for acidizing earthen formations
IT1005293B (it) Sistema di costruzione di strutture composte in particolare strutture per l arredamento
BE755795A (fr) Substances magnetiques contenant une terre rare et procede pourleur preparation
IT944398B (it) Procedimento per la fabbricazione di magneti permanenti sinterizzati di cobalto e di terre rare
IL43460A0 (en) New derivatives of aliphatically substituted aryl ethers and pharmaceutical compositions containing them
CA933344A (en) Magnetically-anisotropic permanent magnets and method of making same
FR2081431A1 (fr) Nouveau compose heterocyclique et composition pharmaceutique le contenant
CA953191A (en) Magnetic devices utilizing garnet epitaxial materials and method of production
IT956507B (it) Procedimento per la produzione di composti in polvere di cobalto e metalli di terre rare nonche di loro miscele
IL40799A (en) Preparation of ceph-3-ems and ceph-3-em sulphoxides