NL7315209A - - Google Patents

Info

Publication number
NL7315209A
NL7315209A NL7315209A NL7315209A NL7315209A NL 7315209 A NL7315209 A NL 7315209A NL 7315209 A NL7315209 A NL 7315209A NL 7315209 A NL7315209 A NL 7315209A NL 7315209 A NL7315209 A NL 7315209A
Authority
NL
Netherlands
Application number
NL7315209A
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 NL7315209A publication Critical patent/NL7315209A/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
    • 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
    • G11B5/708—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 addition of non-magnetic particles to the layer
    • G11B5/7085—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 addition of non-magnetic particles to the layer non-magnetic abrasive particles
NL7315209A 1972-11-10 1973-11-06 NL7315209A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722254981 DE2254981A1 (de) 1972-11-10 1972-11-10 Verfahren zur herstellung von magnetplatten mit duennen magnetschichten

Publications (1)

Publication Number Publication Date
NL7315209A true NL7315209A (zh) 1974-05-14

Family

ID=5861309

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7315209A NL7315209A (zh) 1972-11-10 1973-11-06

Country Status (7)

Country Link
JP (1) JPS50803A (zh)
BE (1) BE807105A (zh)
DE (1) DE2254981A1 (zh)
FR (1) FR2206548B1 (zh)
GB (1) GB1448593A (zh)
IT (1) IT996425B (zh)
NL (1) NL7315209A (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4067682A (en) * 1975-08-01 1978-01-10 Nichols Engineering & Research Corporation Oil burner system
JPS5260308U (zh) * 1975-10-28 1977-05-02
JPS5613525A (en) * 1979-07-16 1981-02-09 Tdk Corp Magnetic recording medium
JPS5724027A (en) * 1980-07-16 1982-02-08 Tdk Corp Magnetic recording medium
DE3407721A1 (de) * 1984-03-02 1985-09-12 Basf Ag, 6700 Ludwigshafen Magnetische aufzeichnungstraeger
FR2638000B1 (fr) * 1988-10-18 1990-12-14 Kodak Pathe Carte a memoire magnetique a grande capacite et procede de fabrication

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1804393A1 (de) * 1968-10-22 1970-05-27 Basf Ag Verfahren zur Herstellung von magnetischen Aufzeichnungstraegern
CH506155A (de) * 1969-04-14 1971-04-15 Ibm Magnetische Datenspeichervorrichtung

Also Published As

Publication number Publication date
JPS50803A (zh) 1975-01-07
GB1448593A (en) 1976-09-08
FR2206548B1 (zh) 1979-02-23
DE2254981A1 (de) 1974-06-12
FR2206548A1 (zh) 1974-06-07
BE807105A (fr) 1974-05-09
IT996425B (it) 1975-12-10

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Legal Events

Date Code Title Description
BV The patent application has lapsed