FR1357214A - Ferromagnetic particles of cobalt - Google Patents

Ferromagnetic particles of cobalt

Info

Publication number
FR1357214A
FR1357214A FR929784A FR929784A FR1357214A FR 1357214 A FR1357214 A FR 1357214A FR 929784 A FR929784 A FR 929784A FR 929784 A FR929784 A FR 929784A FR 1357214 A FR1357214 A FR 1357214A
Authority
FR
France
Prior art keywords
cobalt
ferromagnetic particles
ferromagnetic
particles
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
FR929784A
Other languages
French (fr)
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.)
California Research LLC
Original Assignee
California Research LLC
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 California Research LLC filed Critical California Research LLC
Priority to FR929784A priority Critical patent/FR1357214A/en
Application granted granted Critical
Publication of FR1357214A publication Critical patent/FR1357214A/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
    • H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
    • H01F1/442—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids the magnetic component being a metal or alloy, e.g. Fe
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/30—Making metallic powder or suspensions thereof using chemical processes with decomposition of metal compounds, e.g. by pyrolysis
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
    • G11B5/70605—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material metals or alloys
    • G11B5/70621—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material metals or alloys containing Co metal or alloys

Landscapes

  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
FR929784A 1963-03-29 1963-03-29 Ferromagnetic particles of cobalt Expired FR1357214A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR929784A FR1357214A (en) 1963-03-29 1963-03-29 Ferromagnetic particles of cobalt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR929784A FR1357214A (en) 1963-03-29 1963-03-29 Ferromagnetic particles of cobalt

Publications (1)

Publication Number Publication Date
FR1357214A true FR1357214A (en) 1964-04-03

Family

ID=8800464

Family Applications (1)

Application Number Title Priority Date Filing Date
FR929784A Expired FR1357214A (en) 1963-03-29 1963-03-29 Ferromagnetic particles of cobalt

Country Status (1)

Country Link
FR (1) FR1357214A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2212663A1 (en) * 1972-12-20 1974-07-26 Matsushita Electric Ind Co Ltd
FR2659478A1 (en) * 1990-03-12 1991-09-13 Vicat Ciments MAGNETIC COMPOSITION AND ITS APPLICATIONS.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2212663A1 (en) * 1972-12-20 1974-07-26 Matsushita Electric Ind Co Ltd
FR2659478A1 (en) * 1990-03-12 1991-09-13 Vicat Ciments MAGNETIC COMPOSITION AND ITS APPLICATIONS.
WO1991014260A1 (en) * 1990-03-12 1991-09-19 Societe Anonyme Des Ciments Vicat Magnetic composition and its applications

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