FR2239762B1 - - Google Patents

Info

Publication number
FR2239762B1
FR2239762B1 FR7427110A FR7427110A FR2239762B1 FR 2239762 B1 FR2239762 B1 FR 2239762B1 FR 7427110 A FR7427110 A FR 7427110A FR 7427110 A FR7427110 A FR 7427110A FR 2239762 B1 FR2239762 B1 FR 2239762B1
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
FR7427110A
Other languages
French (fr)
Other versions
FR2239762A1 (OSRAM
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 FR2239762A1 publication Critical patent/FR2239762A1/fr
Application granted granted Critical
Publication of FR2239762B1 publication Critical patent/FR2239762B1/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
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2278—Application of light absorbing material, e.g. between the luminescent areas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/28—Luminescent screens with protective, conductive or reflective layers
    • 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
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/221—Applying luminescent coatings in continuous layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
FR7427110A 1973-08-03 1974-08-05 Expired FR2239762B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7310738A NL7310738A (nl) 1973-08-03 1973-08-03 Kathodestraalbuis voor het weergeven van ge- kleurde beelden.

Publications (2)

Publication Number Publication Date
FR2239762A1 FR2239762A1 (OSRAM) 1975-02-28
FR2239762B1 true FR2239762B1 (OSRAM) 1977-10-14

Family

ID=19819365

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7427110A Expired FR2239762B1 (OSRAM) 1973-08-03 1974-08-05

Country Status (9)

Country Link
JP (1) JPS5750021B2 (OSRAM)
BE (1) BE818399A (OSRAM)
CA (1) CA1018580A (OSRAM)
DE (1) DE2435473A1 (OSRAM)
ES (1) ES428848A1 (OSRAM)
FR (1) FR2239762B1 (OSRAM)
GB (1) GB1476688A (OSRAM)
IT (1) IT1016743B (OSRAM)
NL (1) NL7310738A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61190830U (OSRAM) * 1985-05-21 1986-11-27

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5713985B2 (OSRAM) * 1971-08-27 1982-03-20

Also Published As

Publication number Publication date
FR2239762A1 (OSRAM) 1975-02-28
NL7310738A (nl) 1975-02-05
BE818399A (fr) 1975-02-03
JPS5046072A (OSRAM) 1975-04-24
GB1476688A (en) 1977-06-16
JPS5750021B2 (OSRAM) 1982-10-25
IT1016743B (it) 1977-06-20
CA1018580A (en) 1977-10-04
ES428848A1 (es) 1976-09-01
DE2435473A1 (de) 1975-02-13

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Legal Events

Date Code Title Description
ST Notification of lapse