JPS5857623A - 垂直磁気記録媒体の製造方法 - Google Patents

垂直磁気記録媒体の製造方法

Info

Publication number
JPS5857623A
JPS5857623A JP56156136A JP15613681A JPS5857623A JP S5857623 A JPS5857623 A JP S5857623A JP 56156136 A JP56156136 A JP 56156136A JP 15613681 A JP15613681 A JP 15613681A JP S5857623 A JPS5857623 A JP S5857623A
Authority
JP
Japan
Prior art keywords
heat treatment
recording medium
film
magnetic recording
vertical magnetic
Prior art date
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.)
Granted
Application number
JP56156136A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6356609B2 (OSRAM
Inventor
Shigeru Hirono
廣野　滋
Yasushi Maeda
前田　安
Iwao Hatakeyama
畠山　巌
Kotaro Nonaka
野中　耕太郎
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP56156136A priority Critical patent/JPS5857623A/ja
Publication of JPS5857623A publication Critical patent/JPS5857623A/ja
Publication of JPS6356609B2 publication Critical patent/JPS6356609B2/ja
Granted 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
    • G11B5/656—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing Co

Landscapes

  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Thin Magnetic Films (AREA)
  • Magnetic Record Carriers (AREA)
JP56156136A 1981-10-02 1981-10-02 垂直磁気記録媒体の製造方法 Granted JPS5857623A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56156136A JPS5857623A (ja) 1981-10-02 1981-10-02 垂直磁気記録媒体の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56156136A JPS5857623A (ja) 1981-10-02 1981-10-02 垂直磁気記録媒体の製造方法

Publications (2)

Publication Number Publication Date
JPS5857623A true JPS5857623A (ja) 1983-04-05
JPS6356609B2 JPS6356609B2 (OSRAM) 1988-11-08

Family

ID=15621106

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56156136A Granted JPS5857623A (ja) 1981-10-02 1981-10-02 垂直磁気記録媒体の製造方法

Country Status (1)

Country Link
JP (1) JPS5857623A (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6196153A (ja) * 1984-10-11 1986-05-14 ローベルト・ボツシユ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 内燃機関のアイドル回転数制御方法
US4765299A (en) * 1986-05-07 1988-08-23 Mitsubishi Denki Kabushiki Kaisha Failure-time control device for a fuel injection controller of an internal combustion engine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6196153A (ja) * 1984-10-11 1986-05-14 ローベルト・ボツシユ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 内燃機関のアイドル回転数制御方法
US4765299A (en) * 1986-05-07 1988-08-23 Mitsubishi Denki Kabushiki Kaisha Failure-time control device for a fuel injection controller of an internal combustion engine

Also Published As

Publication number Publication date
JPS6356609B2 (OSRAM) 1988-11-08

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