BE836729A - Procede de fabrication de disques d'enregistrement magnetique - Google Patents

Procede de fabrication de disques d'enregistrement magnetique

Info

Publication number
BE836729A
BE836729A BE162818A BE162818A BE836729A BE 836729 A BE836729 A BE 836729A BE 162818 A BE162818 A BE 162818A BE 162818 A BE162818 A BE 162818A BE 836729 A BE836729 A BE 836729A
Authority
BE
Belgium
Prior art keywords
magnetic recording
manufacturing magnetic
recording discs
discs
manufacturing
Prior art date
Application number
BE162818A
Other languages
English (en)
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 BE836729A publication Critical patent/BE836729A/fr

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
    • G11B5/842—Coating a support with a liquid magnetic dispersion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Coating Apparatus (AREA)
BE162818A 1974-12-17 1975-12-17 Procede de fabrication de disques d'enregistrement magnetique BE836729A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2459541A DE2459541C3 (de) 1974-12-17 1974-12-17 Verfahren zum Herstellen von Magnetschichten von Magnetspeicherplatten

Publications (1)

Publication Number Publication Date
BE836729A true BE836729A (fr) 1976-06-17

Family

ID=5933599

Family Applications (1)

Application Number Title Priority Date Filing Date
BE162818A BE836729A (fr) 1974-12-17 1975-12-17 Procede de fabrication de disques d'enregistrement magnetique

Country Status (6)

Country Link
US (1) US4133911A (fr)
JP (1) JPS585458B2 (fr)
BE (1) BE836729A (fr)
DE (1) DE2459541C3 (fr)
FR (1) FR2295515A1 (fr)
GB (1) GB1528037A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2554692C2 (de) * 1975-12-05 1977-11-17 Basf Ag, 6700 Ludwigshafen Vorrichtung zur Herstellung der Magnetschichten von Magnetspeicherplatten
JPS5584045A (en) * 1978-12-19 1980-06-24 Nec Corp Magnetic memory substance and its manufacture
US4353937A (en) * 1979-11-30 1982-10-12 Hitachi, Ltd. Coating method
DE3278091D1 (en) * 1981-11-02 1988-03-10 Ibm Spin coating apparatus and method
US4485758A (en) * 1981-11-02 1984-12-04 International Business Machines Corporation Coating thickness and wedge geometry control for magnetic disks
DE3407253A1 (de) * 1983-06-15 1984-12-20 Magnetic Peripherals Inc., Minneapolis, Minn. Verfahren zum auftragen eines magnetischen (beschichtungs-)mediums auf eine platte oder scheibe
US4587139A (en) * 1984-12-21 1986-05-06 International Business Machines Corporation Magnetic disk coating method and apparatus
US20080226817A1 (en) * 2003-05-30 2008-09-18 Seagate Technology Llc Tilted perpendicular magnetic recording media and method and apparatus therefor
US10008325B2 (en) 2015-06-08 2018-06-26 Apple Inc. Thin magnet fabrication

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2744034A (en) * 1952-03-07 1956-05-01 Corning Glass Works Method of flashing glass articles
US3198657A (en) * 1964-09-17 1965-08-03 Ibm Process for spin coating objects
US3705048A (en) * 1970-11-06 1972-12-05 Perkin Elmer Corp Clinical spinner
DE2157650C3 (de) 1971-11-20 1975-02-13 Basf Ag, 6700 Ludwigshafen Verfahren zum Herstellen der Magnetschichten von Magnetplatten und Vorrichtung zur Durchführung des Verfahrens
US3730760A (en) * 1971-11-26 1973-05-01 Ibm Vertical centrifugal spin coating method

Also Published As

Publication number Publication date
JPS585458B2 (ja) 1983-01-31
GB1528037A (en) 1978-10-11
US4133911A (en) 1979-01-09
DE2459541C3 (de) 1978-08-31
FR2295515A1 (fr) 1976-07-16
DE2459541A1 (de) 1976-07-01
JPS5184605A (fr) 1976-07-24
FR2295515B1 (fr) 1982-03-26
DE2459541B2 (de) 1977-12-29

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BASF A.G.

Effective date: 19921231