BE731186A - - Google Patents

Info

Publication number
BE731186A
BE731186A BE731186DA BE731186A BE 731186 A BE731186 A BE 731186A BE 731186D A BE731186D A BE 731186DA BE 731186 A BE731186 A BE 731186A
Authority
BE
Belgium
Application number
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
Priority claimed from NL6800237A external-priority patent/NL6800237A/xx
Priority claimed from NL6804971A external-priority patent/NL6804971A/xx
Priority claimed from NL6804970A external-priority patent/NL6804970A/xx
Priority claimed from NL6816682A external-priority patent/NL6816682A/xx
Priority claimed from NL6818247A external-priority patent/NL6818247A/xx
Application filed filed Critical
Publication of BE731186A publication Critical patent/BE731186A/xx

Links

Classifications

    • 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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/8416—Processes or apparatus specially adapted for manufacturing record carriers coating a support with a magnetic layer by precipitation
    • 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
    • G11B5/7061—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 with a non-magnetic core
    • 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
    • H01F1/063—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 with a non magnetic core
    • 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
    • H01F1/10—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 non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
    • H01F1/11—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 non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
    • H01F1/111—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 non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles with a non-magnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
  • Compounds Of Iron (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Silicon Compounds (AREA)
  • Soft Magnetic Materials (AREA)
BE731186D 1968-01-06 1969-04-08 BE731186A (xx)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
NL6800237A NL6800237A (xx) 1968-01-06 1968-01-06
NL6804971A NL6804971A (xx) 1968-04-09 1968-04-09
NL6804970A NL6804970A (xx) 1968-04-09 1968-04-09
NL6816682A NL6816682A (en) 1968-11-21 1968-11-21 Permanently magnetisable substance
NL6818247A NL6818247A (en) 1968-12-19 1968-12-19 Ferromagnetic material prepn.

Publications (1)

Publication Number Publication Date
BE731186A true BE731186A (xx) 1969-10-08

Family

ID=27532474

Family Applications (3)

Application Number Title Priority Date Filing Date
BE731186D BE731186A (xx) 1968-01-06 1969-04-08
BE742017D BE742017A (xx) 1968-01-06 1969-11-21
BE743394D BE743394A (xx) 1968-01-06 1969-12-19

Family Applications After (2)

Application Number Title Priority Date Filing Date
BE742017D BE742017A (xx) 1968-01-06 1969-11-21
BE743394D BE743394A (xx) 1968-01-06 1969-12-19

Country Status (10)

Country Link
JP (2) JPS4912959B1 (xx)
AT (2) AT295175B (xx)
BE (3) BE731186A (xx)
CH (2) CH546712A (xx)
DE (3) DE1917644A1 (xx)
DK (1) DK134932B (xx)
ES (2) ES373717A1 (xx)
FR (3) FR2005878A1 (xx)
GB (3) GB1261399A (xx)
SE (2) SE352767B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2246026A1 (de) * 1971-09-21 1973-03-29 Union Carbide Corp Waermehaertbare arylimide
NL7708959A (nl) * 1977-08-15 1979-02-19 Philips Nv Werkwijze voor het vormen van een magneto-op- tische polykristallijne cobalt ferriet laag en cobalt ferriet laag vervaardigd volgens de werkwijze.
JPS59111929A (ja) * 1982-12-15 1984-06-28 Masanori Abe フエライト膜作製方法
JPS6310163A (ja) * 1986-06-30 1988-01-16 Nippon Paint Co Ltd 磁性体被覆トナ−

Also Published As

Publication number Publication date
JPS4912959B1 (xx) 1974-03-28
GB1291064A (en) 1972-09-27
GB1295440A (xx) 1972-11-08
AT297660B (de) 1972-04-10
DE1958606B2 (de) 1978-07-20
DE1958606C3 (de) 1979-04-19
CH546712A (de) 1974-03-15
AT295175B (de) 1971-12-27
ES374722A2 (es) 1972-04-01
FR2026578A6 (xx) 1970-09-18
DE1963828A1 (de) 1970-10-08
DE1917644A1 (de) 1970-09-10
ES373717A1 (es) 1972-04-16
GB1261399A (en) 1972-01-26
FR2030660A5 (xx) 1970-11-13
SE352978B (xx) 1973-01-15
CH558980A (de) 1975-02-14
BE743394A (xx) 1970-06-19
SE352767B (xx) 1973-01-08
DK134932C (xx) 1977-07-04
DE1958606A1 (de) 1970-06-18
FR2005878A1 (xx) 1969-12-19
BE742017A (xx) 1970-05-21
JPS526958B1 (xx) 1977-02-25
DK134932B (da) 1977-02-14

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