GB1320253A - Process for making a magnetic film - Google Patents

Process for making a magnetic film

Info

Publication number
GB1320253A
GB1320253A GB2033271A GB2033271A GB1320253A GB 1320253 A GB1320253 A GB 1320253A GB 2033271 A GB2033271 A GB 2033271A GB 2033271 A GB2033271 A GB 2033271A GB 1320253 A GB1320253 A GB 1320253A
Authority
GB
United Kingdom
Prior art keywords
film
magnetite
substrate
heating
alloys
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.)
Expired
Application number
GB2033271A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1320253A publication Critical patent/GB1320253A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00Thin magnetic films, e.g. of one-domain structure
    • H01F10/08Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/18Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
    • H01F10/20Ferrites

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Power Engineering (AREA)
  • Thin Magnetic Films (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Compounds Of Iron (AREA)
  • Chemically Coating (AREA)
  • Soft Magnetic Materials (AREA)
GB2033271A 1970-02-16 1971-04-19 Process for making a magnetic film Expired GB1320253A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1191070A 1970-02-16 1970-02-16

Publications (1)

Publication Number Publication Date
GB1320253A true GB1320253A (en) 1973-06-13

Family

ID=21752479

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2033271A Expired GB1320253A (en) 1970-02-16 1971-04-19 Process for making a magnetic film

Country Status (6)

Country Link
US (1) US3620841A (enExample)
JP (1) JPS536640B1 (enExample)
CA (1) CA943332A (enExample)
DE (1) DE2107258A1 (enExample)
FR (1) FR2080455A5 (enExample)
GB (1) GB1320253A (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2180575B1 (enExample) * 1972-04-21 1978-05-12 Anvar
US3860450A (en) * 1972-05-05 1975-01-14 California Inst Of Techn Method of forming magnetite thin film
US3859129A (en) * 1972-05-26 1975-01-07 Corning Glass Works Method of improving the magnetic properties of cobalt substituted magnetite
US3996395A (en) * 1972-05-26 1976-12-07 Corning Glass Works Method of increasing the coercivity of magnetite films
US3900593A (en) * 1972-06-16 1975-08-19 Corning Glass Works Method of producing magnetic metal oxide films bonded to a substrate
US4152469A (en) * 1973-07-30 1979-05-01 Corning Glass Works Method of forming a magnetic recording and storage device having high abrasion resistance
JPS5310279B2 (enExample) * 1974-03-01 1978-04-12
JPS5155995A (en) * 1974-11-12 1976-05-17 Nippon Telegraph & Telephone Sankabutsujiseihakumakuno seizohoho
US4271232A (en) * 1978-08-28 1981-06-02 International Business Machines Corporation Amorphous magnetic film
JPS61212839A (ja) * 1985-03-18 1986-09-20 Canon Inc 原稿台装置
CN113252755B (zh) * 2021-05-19 2022-07-29 中国科学院地球化学研究所 一种高纯致密磁铁矿电极的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA626756A (en) * 1961-09-05 American Pigment Corporation Production of ferromagnetic oxide
US2978414A (en) * 1951-04-09 1961-04-04 Agfa Ag Magnetic impulse record carrier
US3414378A (en) * 1965-10-11 1968-12-03 Canadian Patents Dev Production of amorphous ferric oxide

Also Published As

Publication number Publication date
JPS536640B1 (enExample) 1978-03-09
CA943332A (en) 1974-03-12
US3620841A (en) 1971-11-16
FR2080455A5 (enExample) 1971-11-12
DE2107258A1 (de) 1971-09-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee