FR2291573B1 - - Google Patents

Info

Publication number
FR2291573B1
FR2291573B1 FR7533819A FR7533819A FR2291573B1 FR 2291573 B1 FR2291573 B1 FR 2291573B1 FR 7533819 A FR7533819 A FR 7533819A FR 7533819 A FR7533819 A FR 7533819A FR 2291573 B1 FR2291573 B1 FR 2291573B1
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
FR7533819A
Other languages
French (fr)
Other versions
FR2291573A1 (fr
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.)
Nippon Telegraph and Telephone Corp
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
Publication of FR2291573A1 publication Critical patent/FR2291573A1/fr
Application granted granted Critical
Publication of FR2291573B1 publication Critical patent/FR2291573B1/fr
Granted 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
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/08—Oxides
    • C23C14/085—Oxides of iron group metals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Thin Magnetic Films (AREA)
  • Compounds Of Iron (AREA)
  • Physical Vapour Deposition (AREA)
FR7533819A 1974-11-12 1975-11-05 Procede de fabrication d'une pellicule d'oxyde magnetique Granted FR2291573A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49130208A JPS5155995A (en) 1974-11-12 1974-11-12 Sankabutsujiseihakumakuno seizohoho

Publications (2)

Publication Number Publication Date
FR2291573A1 FR2291573A1 (fr) 1976-06-11
FR2291573B1 true FR2291573B1 (US06724976-20040420-M00002.png) 1980-05-30

Family

ID=15028665

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7533819A Granted FR2291573A1 (fr) 1974-11-12 1975-11-05 Procede de fabrication d'une pellicule d'oxyde magnetique

Country Status (6)

Country Link
US (1) US4013534A (US06724976-20040420-M00002.png)
JP (1) JPS5155995A (US06724976-20040420-M00002.png)
DE (1) DE2549509C3 (US06724976-20040420-M00002.png)
FR (1) FR2291573A1 (US06724976-20040420-M00002.png)
GB (1) GB1466655A (US06724976-20040420-M00002.png)
NL (1) NL174848C (US06724976-20040420-M00002.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52106500A (en) * 1976-03-03 1977-09-07 Fujitsu Ltd Magnetic recording medium
JPS5329703A (en) * 1976-09-01 1978-03-20 Fujitsu Ltd Production of thin magnetic film
JPS589221A (ja) * 1981-07-10 1983-01-19 Fujitsu Ltd 磁気記録媒体の製造方法
DE3210351A1 (de) * 1982-03-20 1983-09-22 Leybold-Heraeus GmbH, 5000 Köln Verfahren und vorrichtung zum herstellen von magnetischen aufzeichnungsschichten
US4544612A (en) * 1982-09-22 1985-10-01 Nippon Telegraph & Telephone Public Corporation Iron oxide magnetic film and process for fabrication thereof
JPS59177726A (ja) * 1983-03-28 1984-10-08 Toshiba Corp 垂直磁気デイスク記録媒体
US4448799A (en) * 1983-04-21 1984-05-15 Multi-Arc Vacuum Systems Inc. Arc-initiating trigger apparatus and method for electric arc vapor deposition coating systems
JPS59203238A (ja) * 1983-04-30 1984-11-17 Tdk Corp 磁気記録媒体の製造方法
US5186854A (en) * 1990-05-21 1993-02-16 The United States Of America As Represented By The Secretary Of The Navy Composites having high magnetic permeability and method of making
US5460704A (en) * 1994-09-28 1995-10-24 Motorola, Inc. Method of depositing ferrite film
US6638857B1 (en) * 2000-03-30 2003-10-28 Triquint Technology Holding Co. E-beam deposition method and apparatus for providing high purity oxide films
US6827757B2 (en) * 2001-11-30 2004-12-07 Jfe Steel Corporation Magnetite-iron based composite powder, magnetite-iron based powder mixture, method for producing the same, method for remedying polluted soil, water or gases and electromagnetic wave absorber
US7429427B2 (en) * 2004-12-06 2008-09-30 Seagate Technology Llc Granular magnetic recording media with improved grain segregation and corrosion resistance

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3620841A (en) * 1970-02-16 1971-11-16 Ibm Process for making continuous magnetite films
JPS4941012B1 (US06724976-20040420-M00002.png) * 1970-06-11 1974-11-06
DE2126887C3 (de) * 1971-05-29 1981-11-19 Ibm Deutschland Gmbh, 7000 Stuttgart Niederschlagen magnetisierbarer Schichten durch Kathodenzerstäubung
US3795542A (en) * 1971-06-09 1974-03-05 Corning Glass Works Method of making a magnetic recording and storage device
US3829372A (en) * 1972-05-25 1974-08-13 Ibm Multilayer magnetic structure and methods of making same

Also Published As

Publication number Publication date
NL7513193A (nl) 1976-05-14
GB1466655A (en) 1977-03-09
JPS547356B2 (US06724976-20040420-M00002.png) 1979-04-05
JPS5155995A (en) 1976-05-17
DE2549509C3 (de) 1981-03-12
DE2549509A1 (de) 1976-05-26
DE2549509B2 (de) 1980-06-26
NL174848C (nl) 1984-08-16
US4013534A (en) 1977-03-22
FR2291573A1 (fr) 1976-06-11
NL174848B (nl) 1984-03-16

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Legal Events

Date Code Title Description
TP Transmission of property