IT1055736B - Procedimento per l incisione chimica di aperture in un foglio metallico sottle particolarmente per ottenere una maschera d ombra per un cinescopio a colori - Google Patents

Procedimento per l incisione chimica di aperture in un foglio metallico sottle particolarmente per ottenere una maschera d ombra per un cinescopio a colori

Info

Publication number
IT1055736B
IT1055736B IT67009/76A IT6700976A IT1055736B IT 1055736 B IT1055736 B IT 1055736B IT 67009/76 A IT67009/76 A IT 67009/76A IT 6700976 A IT6700976 A IT 6700976A IT 1055736 B IT1055736 B IT 1055736B
Authority
IT
Italy
Prior art keywords
cinescope
openings
color
procedure
metal sheet
Prior art date
Application number
IT67009/76A
Other languages
English (en)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1055736B publication Critical patent/IT1055736B/it

Links

Classifications

    • 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
    • C23F1/08—Apparatus, e.g. for photomechanical printing surfaces
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • ing And Chemical Polishing (AREA)
IT67009/76A 1975-01-09 1976-01-05 Procedimento per l incisione chimica di aperture in un foglio metallico sottle particolarmente per ottenere una maschera d ombra per un cinescopio a colori IT1055736B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7500246A NL7500246A (nl) 1975-01-09 1975-01-09 Inrichting voor het etsen van een continu bewe- gende dunne metalen band.

Publications (1)

Publication Number Publication Date
IT1055736B true IT1055736B (it) 1982-01-11

Family

ID=19822959

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67009/76A IT1055736B (it) 1975-01-09 1976-01-05 Procedimento per l incisione chimica di aperture in un foglio metallico sottle particolarmente per ottenere una maschera d ombra per un cinescopio a colori

Country Status (12)

Country Link
US (1) US4011123A (it)
JP (1) JPS5432620B2 (it)
AU (1) AU497361B2 (it)
BE (1) BE837376A (it)
BR (1) BR7600034A (it)
CA (1) CA1057177A (it)
DE (1) DE2558785C3 (it)
ES (1) ES444113A1 (it)
FR (1) FR2297259A1 (it)
GB (1) GB1495053A (it)
IT (1) IT1055736B (it)
NL (1) NL7500246A (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4126510A (en) * 1977-10-06 1978-11-21 Rca Corporation Etching a succession of articles from a strip of sheet metal
US4339296A (en) * 1979-02-01 1982-07-13 Western Electric Co., Inc. Apparatus for adjustably forming pattern in a strip
US4320192A (en) * 1979-02-01 1982-03-16 Western Electric Co., Inc. Adjusting successive steps for making carrier tape
US4286860A (en) * 1979-02-01 1981-09-01 Western Electric Co., Inc. Apparatus for making carrier tape
US4227983A (en) * 1979-02-01 1980-10-14 Western Electric Company, Inc. Method for making carrier tape
US4389279A (en) * 1982-06-23 1983-06-21 Rca Corporation Method of etching apertures into a continuous moving metallic strip
US4650542A (en) * 1985-12-10 1987-03-17 Chemcut Corporation Process and apparatus for chemically treating articles in a contained chamber, with sealed-door access to the chamber
DE3711551A1 (de) * 1987-04-06 1988-10-20 Siemens Ag Verfahren und vorrichtung zum optimalen einstellen des aetzvorgangs beim abaetzen des kupfers beschichteter leiterplatten
US8037613B2 (en) 2004-09-02 2011-10-18 Rovcal, Inc. Shaving head for rotary shaver and method of manufacturing the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2777088A (en) * 1952-02-05 1957-01-08 Gen Electric Tri-color cathode ray image reproducing tube
US3082774A (en) * 1961-02-08 1963-03-26 Ct Circuits Inc Etching machine
US3679500A (en) * 1970-08-07 1972-07-25 Dainippon Screen Mfg Method for forming perforations in metal sheets by etching
US3830677A (en) * 1972-09-20 1974-08-20 Burroughs Corp Apparatus for stripping coaxial cable

Also Published As

Publication number Publication date
FR2297259A1 (fr) 1976-08-06
FR2297259B1 (it) 1980-07-18
CA1057177A (en) 1979-06-26
GB1495053A (en) 1977-12-14
DE2558785C3 (de) 1979-04-05
AU497361B2 (en) 1978-12-07
JPS5432620B2 (it) 1979-10-16
DE2558785A1 (de) 1976-07-15
BE837376A (fr) 1976-07-07
AU1001476A (en) 1977-07-14
ES444113A1 (es) 1977-04-16
NL7500246A (nl) 1976-07-13
BR7600034A (pt) 1976-08-03
JPS5195946A (it) 1976-08-23
DE2558785B2 (de) 1978-07-20
US4011123A (en) 1977-03-08

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