BE823140A - PROCESS FOR THE PREPARATION OF A FERROMAGNETIC MATERIAL - Google Patents

PROCESS FOR THE PREPARATION OF A FERROMAGNETIC MATERIAL

Info

Publication number
BE823140A
BE823140A BE151324A BE151324A BE823140A BE 823140 A BE823140 A BE 823140A BE 151324 A BE151324 A BE 151324A BE 151324 A BE151324 A BE 151324A BE 823140 A BE823140 A BE 823140A
Authority
BE
Belgium
Prior art keywords
preparation
ferromagnetic material
ferromagnetic
Prior art date
Application number
BE151324A
Other languages
French (fr)
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 filed Critical
Publication of BE823140A publication Critical patent/BE823140A/en

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
    • H01F1/065—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 obtained by a reduction
    • 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
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Hard Magnetic Materials (AREA)
BE151324A 1973-12-11 1974-12-09 PROCESS FOR THE PREPARATION OF A FERROMAGNETIC MATERIAL BE823140A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732361539 DE2361539C2 (en) 1973-12-11 1973-12-11 Process for the production of a ferromagnetic material consisting predominantly of iron

Publications (1)

Publication Number Publication Date
BE823140A true BE823140A (en) 1975-06-09

Family

ID=5900424

Family Applications (1)

Application Number Title Priority Date Filing Date
BE151324A BE823140A (en) 1973-12-11 1974-12-09 PROCESS FOR THE PREPARATION OF A FERROMAGNETIC MATERIAL

Country Status (5)

Country Link
JP (1) JPS5093854A (en)
BE (1) BE823140A (en)
DE (1) DE2361539C2 (en)
FR (1) FR2253839B1 (en)
GB (1) GB1494352A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3021111A1 (en) * 1980-06-04 1981-12-17 Basf Ag, 6700 Ludwigshafen METHOD FOR THE PRODUCTION OF NEEDLE-SHAPED, FERROMAGNETIC METAL PARTICLES, ESSENTIALLY made of IRON
GB2274286B (en) * 1993-01-13 1996-11-06 Singapore Asahi Chemical & Solder Ind Pte Ltd Method of and apparatus for preparing an electric circuit board for a flow or wave soldering process

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1104852A (en) * 1964-05-21 1968-03-06 Jiyuichi Nara Powder-drying apparatus and plant including the same
NL160106C (en) * 1968-01-31 1979-09-17 Philips Nv PROCESS FOR PREPARING A MAGNETICALLY STABLE POWDER MAINLY OF IRON, FOR MAGNETIC REGISTRATION.
NL162233C (en) * 1968-03-05 1980-04-15 Philips Nv METHOD FOR PREPARING AN IRON MAGNETIC STABLE POWDER, FOR MAGNETIC REGISTRATION.
NL163355C (en) * 1969-04-08 1980-08-15 Philips Nv METHOD FOR PREPARING AN IRON MAGNETIC STABLE METAL POWDER, FOR MAGNETIC REGISTRATION.
NL6909443A (en) * 1969-06-20 1970-12-22
DE2212933A1 (en) * 1972-03-17 1973-09-20 Philips Nv Process for the production of a metal powder consisting essentially of iron
DE2212934A1 (en) * 1972-03-17 1973-09-20 Philips Nv Iron powder prodn for magnetic recording - by redn of needle-like crystals of iron oxide or its hydrate in presence of

Also Published As

Publication number Publication date
FR2253839B1 (en) 1979-08-10
GB1494352A (en) 1977-12-07
DE2361539A1 (en) 1975-06-12
FR2253839A1 (en) 1975-07-04
DE2361539C2 (en) 1984-06-20
JPS5093854A (en) 1975-07-26

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: N.V. PHILIPS'GLOEILAMPENFABRIEKEN

Effective date: 19861231