FR2238239B1 - - Google Patents

Info

Publication number
FR2238239B1
FR2238239B1 FR7424644A FR7424644A FR2238239B1 FR 2238239 B1 FR2238239 B1 FR 2238239B1 FR 7424644 A FR7424644 A FR 7424644A FR 7424644 A FR7424644 A FR 7424644A FR 2238239 B1 FR2238239 B1 FR 2238239B1
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
FR7424644A
Other versions
FR2238239A1 (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.)
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 FR2238239A1 publication Critical patent/FR2238239A1/fr
Application granted granted Critical
Publication of FR2238239B1 publication Critical patent/FR2238239B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H01J9/142—Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes
    • 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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/02—Local etching

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • ing And Chemical Polishing (AREA)
FR7424644A 1973-07-16 1974-07-16 Expired FR2238239B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7309840A NL7309840A (nl) 1973-07-16 1973-07-16 Werkwijze voor het vormen van openingen in een dunne plaat, in het bijzonder voor de vervaardi- ging van schaduwmaskers voor kleurentelevisie- beeldbuizen.

Publications (2)

Publication Number Publication Date
FR2238239A1 FR2238239A1 (fr) 1975-02-14
FR2238239B1 true FR2238239B1 (fr) 1977-07-01

Family

ID=19819270

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7424644A Expired FR2238239B1 (fr) 1973-07-16 1974-07-16

Country Status (5)

Country Link
JP (1) JPS5536068B2 (fr)
DE (1) DE2432602C2 (fr)
FR (1) FR2238239B1 (fr)
GB (1) GB1474998A (fr)
NL (1) NL7309840A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3971682A (en) * 1974-07-11 1976-07-27 Buckbee-Mears Company Etching process for accurately making small holes in thick materials
NL7600418A (nl) * 1976-01-16 1977-07-19 Philips Nv Werkwijze voor het vervaardigen van een kleuren- beeldbuis, kleurenbeeldbuis vervaardigd volgens de werkwijze en inrichting voor het uitvoeren van de werkwijze.
US4124437A (en) * 1976-04-05 1978-11-07 Buckbee-Mears Company System for etching patterns of small openings on a continuous strip of metal
JPS52142326A (en) * 1976-05-21 1977-11-28 Yamashita Seisakushiyo Kk Vibration proofing equipment
JPS53113990U (fr) * 1977-02-18 1978-09-11
JPS586095B2 (ja) * 1977-09-14 1983-02-03 日本発条株式会社 制振装置
US4139434A (en) * 1978-01-30 1979-02-13 General Dynamics Corporation Method of making circuitry with bump contacts
JPS5551146A (en) * 1978-10-06 1980-04-14 Nhk Spring Co Ltd Vibration control device
JPS57149640A (en) * 1981-03-10 1982-09-16 Junichiro Omata Ball screw type vibro-isolation device

Also Published As

Publication number Publication date
FR2238239A1 (fr) 1975-02-14
DE2432602C2 (de) 1982-05-19
JPS5039236A (fr) 1975-04-11
DE2432602A1 (de) 1975-02-06
NL7309840A (nl) 1975-01-20
JPS5536068B2 (fr) 1980-09-18
GB1474998A (en) 1977-05-25

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Legal Events

Date Code Title Description
ST Notification of lapse