FR2098125A5 - - Google Patents

Info

Publication number
FR2098125A5
FR2098125A5 FR7123929A FR7123929A FR2098125A5 FR 2098125 A5 FR2098125 A5 FR 2098125A5 FR 7123929 A FR7123929 A FR 7123929A FR 7123929 A FR7123929 A FR 7123929A FR 2098125 A5 FR2098125 A5 FR 2098125A5
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7123929A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2098125A5 publication Critical patent/FR2098125A5/fr
Expired legal-status Critical Current

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
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
    • G11B5/657—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing inorganic, non-oxide compound of Si, N, P, B, H or C, e.g. in metal alloy or compound
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated
    • C25D7/001—Magnets
    • 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
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/7368—Non-polymeric layer under the lowermost magnetic recording layer
    • G11B5/7377—Physical structure of underlayer, e.g. texture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/06—Thin magnetic films, e.g. of one-domain structure characterised by the coupling or physical contact with connecting or interacting conductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Magnetic Record Carriers (AREA)
  • Chemically Coating (AREA)
  • Electroplating Methods And Accessories (AREA)
FR7123929A 1970-07-01 1971-06-30 Expired FR2098125A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7009689A NL7009689A (fr) 1970-07-01 1970-07-01

Publications (1)

Publication Number Publication Date
FR2098125A5 true FR2098125A5 (fr) 1972-03-03

Family

ID=19810469

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7123929A Expired FR2098125A5 (fr) 1970-07-01 1971-06-30

Country Status (5)

Country Link
CA (1) CA924194A (fr)
DE (1) DE2131231A1 (fr)
FR (1) FR2098125A5 (fr)
GB (1) GB1328016A (fr)
NL (1) NL7009689A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1271483A1 (fr) * 2001-06-29 2003-01-02 Sony Corporation Moyen d' enregistrement magnétique du type péllicule fine métallique et procédé pour sa fabrication

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0010494D0 (en) * 2000-04-28 2000-06-14 Isis Innovation Textured metal article

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1271483A1 (fr) * 2001-06-29 2003-01-02 Sony Corporation Moyen d' enregistrement magnétique du type péllicule fine métallique et procédé pour sa fabrication
US7070871B2 (en) 2001-06-29 2006-07-04 Sony Corporation Metallic thin film type magnetic recording medium and method of manufacturing thereof

Also Published As

Publication number Publication date
GB1328016A (en) 1973-08-22
CA924194A (en) 1973-04-10
DE2131231A1 (de) 1972-01-13
NL7009689A (fr) 1972-01-04

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Legal Events

Date Code Title Description
ST Notification of lapse