JPS4946707A - - Google Patents

Info

Publication number
JPS4946707A
JPS4946707A JP9062672A JP9062672A JPS4946707A JP S4946707 A JPS4946707 A JP S4946707A JP 9062672 A JP9062672 A JP 9062672A JP 9062672 A JP9062672 A JP 9062672A JP S4946707 A JPS4946707 A JP S4946707A
Authority
JP
Japan
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
JP9062672A
Other versions
JPS522603B2 (ja
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
Priority to JP9062672A priority Critical patent/JPS522603B2/ja
Priority to GB5587272A priority patent/GB1376260A/en
Priority to DE19722260043 priority patent/DE2260043C3/de
Publication of JPS4946707A publication Critical patent/JPS4946707A/ja
Publication of JPS522603B2 publication Critical patent/JPS522603B2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
    • H01F10/20—Ferrites

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Power Engineering (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
JP9062672A 1972-09-08 1972-09-08 Expired JPS522603B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP9062672A JPS522603B2 (ja) 1972-09-08 1972-09-08
GB5587272A GB1376260A (en) 1972-09-08 1972-12-04 Magnetic memory unit
DE19722260043 DE2260043C3 (de) 1972-09-08 1972-12-08 Magnetischer Plattenspeicher und Verfahren zu seiner Herstellung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9062672A JPS522603B2 (ja) 1972-09-08 1972-09-08

Publications (2)

Publication Number Publication Date
JPS4946707A true JPS4946707A (ja) 1974-05-04
JPS522603B2 JPS522603B2 (ja) 1977-01-22

Family

ID=14003676

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9062672A Expired JPS522603B2 (ja) 1972-09-08 1972-09-08

Country Status (3)

Country Link
JP (1) JPS522603B2 (ja)
DE (1) DE2260043C3 (ja)
GB (1) GB1376260A (ja)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4871765A (ja) * 1971-12-29 1973-09-28
JPS5068946A (ja) * 1973-10-25 1975-06-09
JPS5148302A (ja) * 1974-10-24 1976-04-26 Nippon Telegraph & Telephone Kokirokumitsudoyojikideisukukiban
JPS53102938U (ja) * 1976-07-01 1978-08-19
JPS60229233A (ja) * 1984-04-27 1985-11-14 Sumitomo Special Metals Co Ltd 磁気ディスク用基板の製造方法
JPS63112819A (ja) * 1986-10-28 1988-05-17 Nippon Sheet Glass Co Ltd 磁気記録媒体
JPH02280912A (ja) * 1989-01-13 1990-11-16 Sankyo Alum Ind Co Ltd 金属材料の押出成形用ダイス
US8104318B2 (en) 2005-09-08 2012-01-31 Showa Denko K.K. Extrusion die for metallic material
US8181500B2 (en) 2007-01-31 2012-05-22 Showa Denko K.K. Die for extrusion molding of metal material

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55117094A (en) * 1979-03-01 1980-09-09 Kawamoto Seisakusho:Kk Pump with cutter
JPS5756329A (en) * 1980-09-22 1982-04-03 Toshiba Corp Manufacture of magnetic powder for magnetic recording medium
US4548855A (en) * 1982-11-02 1985-10-22 Toray Industries, Inc. Polyester film for magnetic recording medium
US4514216A (en) * 1983-04-30 1985-04-30 Toda Kogyo Corp. Acicular ferromagnetic alloy particles for magnetic recording and process for producing the same
JPH0610873B2 (ja) * 1984-02-08 1994-02-09 日立マクセル株式会社 磁気デイスク
JPH0618067B2 (ja) * 1984-02-13 1994-03-09 日本ビクター株式会社 磁気記録媒体

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4871765A (ja) * 1971-12-29 1973-09-28
JPS5068946A (ja) * 1973-10-25 1975-06-09
JPS5148302A (ja) * 1974-10-24 1976-04-26 Nippon Telegraph & Telephone Kokirokumitsudoyojikideisukukiban
JPS5337202B2 (ja) * 1974-10-24 1978-10-07
JPS53102938U (ja) * 1976-07-01 1978-08-19
JPS60229233A (ja) * 1984-04-27 1985-11-14 Sumitomo Special Metals Co Ltd 磁気ディスク用基板の製造方法
JPH044655B2 (ja) * 1984-04-27 1992-01-29
JPS63112819A (ja) * 1986-10-28 1988-05-17 Nippon Sheet Glass Co Ltd 磁気記録媒体
JPH02280912A (ja) * 1989-01-13 1990-11-16 Sankyo Alum Ind Co Ltd 金属材料の押出成形用ダイス
US8104318B2 (en) 2005-09-08 2012-01-31 Showa Denko K.K. Extrusion die for metallic material
KR101280739B1 (ko) * 2005-09-08 2013-07-01 쇼와 덴코 가부시키가이샤 금속성 재료의 압출 다이
US8181500B2 (en) 2007-01-31 2012-05-22 Showa Denko K.K. Die for extrusion molding of metal material

Also Published As

Publication number Publication date
JPS522603B2 (ja) 1977-01-22
DE2260043C3 (de) 1975-05-15
GB1376260A (en) 1974-12-04
DE2260043A1 (de) 1974-04-04
DE2260043B2 (de) 1974-09-26

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