CA1024338A - Cathode-ray tube for image display - Google Patents

Cathode-ray tube for image display

Info

Publication number
CA1024338A
CA1024338A CA194,014A CA194014A CA1024338A CA 1024338 A CA1024338 A CA 1024338A CA 194014 A CA194014 A CA 194014A CA 1024338 A CA1024338 A CA 1024338A
Authority
CA
Canada
Prior art keywords
cathode
image display
ray tube
ray
tube
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
CA194,014A
Other languages
English (en)
French (fr)
Other versions
CA194014S (en
Inventor
Roelof E. Schuil
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
Application granted granted Critical
Publication of CA1024338A publication Critical patent/CA1024338A/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
    • C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7767—Chalcogenides
    • C09K11/7769—Oxides
    • C09K11/7771—Oxysulfides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Luminescent Compositions (AREA)
CA194,014A 1973-03-08 1974-03-04 Cathode-ray tube for image display Expired CA1024338A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7303250,A NL174003C (nl) 1973-03-08 1973-03-08 Kathodestraalbuis voor monochrome weergave van beelden.

Publications (1)

Publication Number Publication Date
CA1024338A true CA1024338A (en) 1978-01-17

Family

ID=19818396

Family Applications (1)

Application Number Title Priority Date Filing Date
CA194,014A Expired CA1024338A (en) 1973-03-08 1974-03-04 Cathode-ray tube for image display

Country Status (8)

Country Link
US (1) US3868533A (de)
JP (1) JPS5328146B2 (de)
BE (1) BE811954A (de)
CA (1) CA1024338A (de)
DE (1) DE2408835C2 (de)
FR (1) FR2220869B1 (de)
GB (1) GB1432733A (de)
NL (1) NL174003C (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57354B2 (de) * 1974-12-20 1982-01-06
US4177399A (en) * 1978-05-25 1979-12-04 Westinghouse Electric Corp. High contrast cathode ray display tube
KR860000969B1 (ko) * 1981-01-29 1986-07-23 가다야마 니하찌로오 음극선관
JPS61103983A (ja) * 1984-10-26 1986-05-22 Hitachi Ltd 陰極線管
US5096614A (en) * 1989-03-20 1992-03-17 Gte Products Corporation Process for producing a terbium-activated gadolinium oxysulfide X-ray phosphor wherein the green/blue emission ratio is controlled

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3418246A (en) * 1965-03-24 1968-12-24 Rca Corp Rare earth activated yttrium and gadolinium oxy-chalcogenide phosphors
US3418247A (en) * 1965-03-24 1968-12-24 Rca Corp Rare earth activated lanthanum and lutetium oxy-chalcogenide phosphors
NL7004337A (de) * 1970-03-25 1971-09-28
US3725704A (en) * 1971-01-28 1973-04-03 Lockheed Aircraft Corp Rare earth phosphors for x-ray conversion screens
BE792841A (fr) * 1972-01-11 1973-06-15 United States Radium Corp Ecran luminescent pour la conversion des rayons x

Also Published As

Publication number Publication date
JPS49121790A (de) 1974-11-21
DE2408835C2 (de) 1984-03-15
NL174003C (nl) 1984-04-02
BE811954A (fr) 1974-09-06
GB1432733A (en) 1976-04-22
NL7303250A (de) 1974-09-10
JPS5328146B2 (de) 1978-08-12
FR2220869A1 (de) 1974-10-04
DE2408835A1 (de) 1974-09-19
FR2220869B1 (de) 1977-09-23
US3868533A (en) 1975-02-25

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