GB1305684A - - Google Patents

Info

Publication number
GB1305684A
GB1305684A GB1305684DA GB1305684A GB 1305684 A GB1305684 A GB 1305684A GB 1305684D A GB1305684D A GB 1305684DA GB 1305684 A GB1305684 A GB 1305684A
Authority
GB
United Kingdom
Prior art keywords
layer
areas
exposed
deposited
opaque
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
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1305684A publication Critical patent/GB1305684A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus 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
    • H01J9/20Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22Applying luminescent coatings
    • H01J9/227Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2278Application of light absorbing material, e.g. between the luminescent areas
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus 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
    • H01J9/20Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22Applying luminescent coatings
    • H01J9/227Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2271Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
GB1305684D 1971-06-18 1971-06-18 Expired GB1305684A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2863571 1971-06-18

Publications (1)

Publication Number Publication Date
GB1305684A true GB1305684A (enrdf_load_stackoverflow) 1973-02-07

Family

ID=10278718

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1305684D Expired GB1305684A (enrdf_load_stackoverflow) 1971-06-18 1971-06-18

Country Status (1)

Country Link
GB (1) GB1305684A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0025211A1 (en) * 1979-09-07 1981-03-18 Hitachi, Ltd. Method of forming fluorescent screens of color picture tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0025211A1 (en) * 1979-09-07 1981-03-18 Hitachi, Ltd. Method of forming fluorescent screens of color picture tubes

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees