DE3786245D1 - Verfahren zur herstellung eines magnetischen duennen polstuecks. - Google Patents

Verfahren zur herstellung eines magnetischen duennen polstuecks.

Info

Publication number
DE3786245D1
DE3786245D1 DE8787117306T DE3786245T DE3786245D1 DE 3786245 D1 DE3786245 D1 DE 3786245D1 DE 8787117306 T DE8787117306 T DE 8787117306T DE 3786245 T DE3786245 T DE 3786245T DE 3786245 D1 DE3786245 D1 DE 3786245D1
Authority
DE
Germany
Prior art keywords
producing
pole piece
thick pole
magnetic thick
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.)
Expired - Fee Related
Application number
DE8787117306T
Other languages
English (en)
Other versions
DE3786245T2 (de
Inventor
Nancy Jane Jubb
Timothy Martin Reith
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
Application granted granted Critical
Publication of DE3786245D1 publication Critical patent/DE3786245D1/de
Publication of DE3786245T2 publication Critical patent/DE3786245T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H01F41/18—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 by cathode sputtering
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Thin Magnetic Films (AREA)
DE87117306T 1986-12-22 1987-11-24 Verfahren zur Herstellung eines magnetischen dünnen Polstücks. Expired - Fee Related DE3786245T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/942,744 US4752344A (en) 1986-12-22 1986-12-22 Magnetic layer and method of manufacture

Publications (2)

Publication Number Publication Date
DE3786245D1 true DE3786245D1 (de) 1993-07-22
DE3786245T2 DE3786245T2 (de) 1993-12-02

Family

ID=25478534

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87117306T Expired - Fee Related DE3786245T2 (de) 1986-12-22 1987-11-24 Verfahren zur Herstellung eines magnetischen dünnen Polstücks.

Country Status (4)

Country Link
US (1) US4752344A (de)
EP (1) EP0273195B1 (de)
JP (1) JPS63164406A (de)
DE (1) DE3786245T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6115941A (ja) * 1984-06-30 1986-01-24 Res Dev Corp Of Japan 酸素を含む強磁性非晶質合金およびその製造法
JPH087859B2 (ja) * 1991-09-06 1996-01-29 インターナショナル・ビジネス・マシーンズ・コーポレイション 磁気記録媒体及びその製造方法
CN1117180A (zh) * 1994-03-09 1996-02-21 株式会社日立制作所 磁变电阻效应型磁头及其制造方法
US8882157B2 (en) * 2010-09-27 2014-11-11 United States Steel Corporation Connecting oil country tubular goods
US10978448B2 (en) 2016-01-22 2021-04-13 Texas Instruments Incorporated Integrated fluxgate device
US9771261B1 (en) 2016-03-17 2017-09-26 Texas Instruments Incorporated Selective patterning of an integrated fluxgate device

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3519498A (en) * 1966-07-14 1970-07-07 Ibm Ferromagnetic film
US3567525A (en) * 1968-06-25 1971-03-02 Du Pont Heat treated ferromagnetic particles
US3653986A (en) * 1969-06-27 1972-04-04 Western Electric Co Method for controlling the eddy-current loss and increasing the permeability of magnetic alloys
US3814598A (en) * 1970-12-29 1974-06-04 Chromalloy American Corp Wear resistant powder metal magnetic pole piece made from oxide coated fe-al-si powders
SU462655A1 (ru) * 1972-09-20 1975-03-05 Предприятие П/Я Г-4128 Способ получени магнитом гкого спеченного материала
US3843420A (en) * 1972-10-24 1974-10-22 Rca Corp Sputtered granular ferromagnetic iron-nickel-silica films
JPS5910986B2 (ja) * 1975-12-09 1984-03-13 大同特殊鋼株式会社 テツ−ニツケルケイコウトウジリツゴウキン
US4069043A (en) * 1976-01-19 1978-01-17 Carpenter Technology Corporation Wear-resistant shaped magnetic article and process for making the same
US4153453A (en) * 1976-03-01 1979-05-08 The International Nickel Company, Inc. Composite electrodeposits and alloys
SU589627A1 (ru) * 1976-06-22 1978-01-25 Институт Физики Им.Л.В.Киренского Со Ан Ссср Сплав дл магнитных пленок на основе железа
GB1599161A (en) * 1976-07-15 1981-09-30 Matsushita Electric Ind Co Ltd Magnetic recording medium and method of making the same
GB2040315B (en) * 1978-12-13 1983-05-11 Glyco Metall Werke Laminar material or element and a process for its manufacture
DE3019449C2 (de) * 1979-05-25 1985-06-13 Nippon Gakki Seizo K.K., Hamamatsu, Shizuoka Verfahren zur Herstellung von Magnetkopf-Kernen
JPS5798133A (en) * 1980-12-05 1982-06-18 Matsushita Electric Ind Co Ltd Magnetic recording medium
JPS57162127A (en) * 1981-03-31 1982-10-05 Fuji Photo Film Co Ltd Magnetic recording body
US4404238A (en) * 1981-04-16 1983-09-13 Memorex Corporation Precipitated alumina for use in magnetic recording disc media
JPS57179945A (en) * 1981-04-28 1982-11-05 Fuji Photo Film Co Ltd Magnetic recording medium
JPS586953A (ja) * 1981-07-07 1983-01-14 Alps Electric Co Ltd 高透磁率Ｆｅ−Ｎｉ系合金
JPS58171721A (ja) * 1982-04-01 1983-10-08 Tdk Corp 磁気記録媒体
JPS5961104A (ja) * 1982-09-30 1984-04-07 Seiko Epson Corp 多層軟磁性膜の製造方法
JPS59110755A (ja) * 1982-12-15 1984-06-26 Hitachi Metals Ltd 複合合金粉
JPS59112431A (ja) * 1982-12-18 1984-06-28 Victor Co Of Japan Ltd 磁気記録媒体
US4610911A (en) * 1983-11-03 1986-09-09 Hewlett-Packard Company Thin film magnetic recording media
JPS60255953A (ja) * 1984-05-30 1985-12-17 Sumitomo Special Metals Co Ltd 打抜性の良好なるＦｅ−Ｎｉ系封着合金
JPS6115941A (ja) * 1984-06-30 1986-01-24 Res Dev Corp Of Japan 酸素を含む強磁性非晶質合金およびその製造法

Also Published As

Publication number Publication date
JPS63164406A (ja) 1988-07-07
US4752344A (en) 1988-06-21
DE3786245T2 (de) 1993-12-02
EP0273195A2 (de) 1988-07-06
EP0273195A3 (en) 1989-11-02
EP0273195B1 (de) 1993-06-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee