FR2236336B1 - - Google Patents

Info

Publication number
FR2236336B1
FR2236336B1 FR7423638A FR7423638A FR2236336B1 FR 2236336 B1 FR2236336 B1 FR 2236336B1 FR 7423638 A FR7423638 A FR 7423638A FR 7423638 A FR7423638 A FR 7423638A FR 2236336 B1 FR2236336 B1 FR 2236336B1
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
FR7423638A
Other languages
French (fr)
Other versions
FR2236336A1 (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2236336A1 publication Critical patent/FR2236336A1/fr
Application granted granted Critical
Publication of FR2236336B1 publication Critical patent/FR2236336B1/fr
Expired 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Power Engineering (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Magnetic Heads (AREA)
  • Thin Magnetic Films (AREA)
  • Weting (AREA)
  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
FR7423638A 1973-07-06 1974-07-08 Expired FR2236336B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7309451A NL7309451A (en) 1973-07-06 1973-07-06 METHOD OF MANUFACTURING A DEVICE.

Publications (2)

Publication Number Publication Date
FR2236336A1 FR2236336A1 (en) 1975-01-31
FR2236336B1 true FR2236336B1 (en) 1977-10-07

Family

ID=19819217

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7423638A Expired FR2236336B1 (en) 1973-07-06 1974-07-08

Country Status (7)

Country Link
JP (1) JPS5071273A (en)
CA (1) CA1032397A (en)
DE (1) DE2431311C3 (en)
FR (1) FR2236336B1 (en)
GB (1) GB1453253A (en)
IT (1) IT1037067B (en)
NL (1) NL7309451A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165395A (en) * 1977-06-30 1979-08-21 International Business Machines Corporation Process for forming a high aspect ratio structure by successive exposures with electron beam and actinic radiation
GB8825826D0 (en) * 1988-11-04 1988-12-07 Gen Electric Co Plc Deposition processes
US4985116A (en) * 1990-02-23 1991-01-15 Mint-Pac Technologies, Inc. Three dimensional plating or etching process and masks therefor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518084A (en) * 1967-01-09 1970-06-30 Ibm Method for etching an opening in an insulating layer without forming pinholes therein

Also Published As

Publication number Publication date
FR2236336A1 (en) 1975-01-31
IT1037067B (en) 1979-11-10
CA1032397A (en) 1978-06-06
DE2431311B2 (en) 1980-08-21
DE2431311A1 (en) 1975-01-30
GB1453253A (en) 1976-10-20
JPS5071273A (en) 1975-06-13
NL7309451A (en) 1975-01-08
DE2431311C3 (en) 1981-07-02

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Legal Events

Date Code Title Description
ST Notification of lapse