CH607800A5 - Machine for manufacturing magnetic disks - Google Patents

Machine for manufacturing magnetic disks

Info

Publication number
CH607800A5
CH607800A5 CH1625575A CH1625575A CH607800A5 CH 607800 A5 CH607800 A5 CH 607800A5 CH 1625575 A CH1625575 A CH 1625575A CH 1625575 A CH1625575 A CH 1625575A CH 607800 A5 CH607800 A5 CH 607800A5
Authority
CH
Switzerland
Prior art keywords
magnetic disks
machine
manufacturing magnetic
disk
memories
Prior art date
Application number
CH1625575A
Other languages
English (en)
Inventor
Jean Piat
Original Assignee
Sotarem Sa
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 Sotarem Sa filed Critical Sotarem Sa
Priority to CH1625575A priority Critical patent/CH607800A5/xx
Priority to FR7637915A priority patent/FR2335261A1/fr
Publication of CH607800A5 publication Critical patent/CH607800A5/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
CH1625575A 1975-12-16 1975-12-16 Machine for manufacturing magnetic disks CH607800A5 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH1625575A CH607800A5 (en) 1975-12-16 1975-12-16 Machine for manufacturing magnetic disks
FR7637915A FR2335261A1 (fr) 1975-12-16 1976-12-16 Machine a orienter les cristaux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1625575A CH607800A5 (en) 1975-12-16 1975-12-16 Machine for manufacturing magnetic disks

Publications (1)

Publication Number Publication Date
CH607800A5 true CH607800A5 (en) 1978-10-31

Family

ID=4415733

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1625575A CH607800A5 (en) 1975-12-16 1975-12-16 Machine for manufacturing magnetic disks

Country Status (2)

Country Link
CH (1) CH607800A5 (https=)
FR (1) FR2335261A1 (https=)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2952557A (en) * 1955-09-28 1960-09-13 Texas Instruments Inc Method and apparatus for coating disks
FR1263499A (fr) * 1960-06-28 1961-06-09 Rca Corp Procédé et dispositif pour la préparation d'éléments d'enregistrements magnétiques
US3198657A (en) * 1964-09-17 1965-08-03 Ibm Process for spin coating objects
DE2357517C3 (de) * 1973-11-17 1981-05-27 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von magnetischen Aufzeichnungsträgern in Form flacher Scheiben

Also Published As

Publication number Publication date
FR2335261A1 (fr) 1977-07-15
FR2335261B1 (https=) 1981-01-09

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased