GB1022930A - Improvements in or relating to cathode-ray tubes - Google Patents

Improvements in or relating to cathode-ray tubes

Info

Publication number
GB1022930A
GB1022930A GB725/65A GB72565A GB1022930A GB 1022930 A GB1022930 A GB 1022930A GB 725/65 A GB725/65 A GB 725/65A GB 72565 A GB72565 A GB 72565A GB 1022930 A GB1022930 A GB 1022930A
Authority
GB
United Kingdom
Prior art keywords
cathode
relating
ray tubes
europium
gadolynium
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
GB725/65A
Other languages
English (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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1022930A publication Critical patent/GB1022930A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7783—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
    • C09K11/7784—Chalcogenides
    • C09K11/7787—Oxides
    • 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
    • H01J29/187—Luminescent screens screens with more than one luminescent material (as mixtures for the treatment of the screens)
    • 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
    • H01J29/20—Luminescent screens characterised by the luminescent material
    • 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
    • H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
    • H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
GB725/65A 1964-01-10 1965-01-07 Improvements in or relating to cathode-ray tubes Expired GB1022930A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6400107A NL6400107A (US08063081-20111122-C00044.png) 1964-01-10 1964-01-10

Publications (1)

Publication Number Publication Date
GB1022930A true GB1022930A (en) 1966-03-16

Family

ID=19789013

Family Applications (1)

Application Number Title Priority Date Filing Date
GB725/65A Expired GB1022930A (en) 1964-01-10 1965-01-07 Improvements in or relating to cathode-ray tubes

Country Status (10)

Country Link
JP (1) JPS4927032B1 (US08063081-20111122-C00044.png)
AT (1) AT262394B (US08063081-20111122-C00044.png)
BE (1) BE658073A (US08063081-20111122-C00044.png)
CH (1) CH430888A (US08063081-20111122-C00044.png)
DE (1) DE1241868B (US08063081-20111122-C00044.png)
DK (1) DK112461B (US08063081-20111122-C00044.png)
ES (1) ES307909A1 (US08063081-20111122-C00044.png)
FR (1) FR1420129A (US08063081-20111122-C00044.png)
GB (1) GB1022930A (US08063081-20111122-C00044.png)
NL (1) NL6400107A (US08063081-20111122-C00044.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3439208A (en) * 1967-11-21 1969-04-15 Sylvania Electric Prod Multicolor display screen distinguishing between fixed and moving objects
US3579016A (en) * 1967-10-23 1971-05-18 Gen Telephone & Elect Postdeflection tube with all rare earth phosphors
US4032471A (en) 1975-01-27 1977-06-28 Eastman Kodak Company Process for preparing yttrium oxide and rare earth metal oxide phosphors

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51124639U (US08063081-20111122-C00044.png) * 1975-04-04 1976-10-08

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3579016A (en) * 1967-10-23 1971-05-18 Gen Telephone & Elect Postdeflection tube with all rare earth phosphors
US3439208A (en) * 1967-11-21 1969-04-15 Sylvania Electric Prod Multicolor display screen distinguishing between fixed and moving objects
US4032471A (en) 1975-01-27 1977-06-28 Eastman Kodak Company Process for preparing yttrium oxide and rare earth metal oxide phosphors

Also Published As

Publication number Publication date
DK112461B (da) 1968-12-16
NL6400107A (US08063081-20111122-C00044.png) 1965-07-12
ES307909A1 (es) 1965-04-16
JPS4927032B1 (US08063081-20111122-C00044.png) 1974-07-13
FR1420129A (fr) 1965-12-03
AT262394B (de) 1968-06-10
BE658073A (US08063081-20111122-C00044.png) 1965-07-08
DE1241868B (de) 1967-06-08
CH430888A (de) 1967-02-28

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