GB1289552A - - Google Patents

Info

Publication number
GB1289552A
GB1289552A GB1289552DA GB1289552A GB 1289552 A GB1289552 A GB 1289552A GB 1289552D A GB1289552D A GB 1289552DA GB 1289552 A GB1289552 A GB 1289552A
Authority
GB
United Kingdom
Prior art keywords
yvo
sept
phosphors
heading
atoms
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 GB1289552A publication Critical patent/GB1289552A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/38—Devices for influencing the colour or wavelength of the light
    • H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
    • H01J61/44—Devices characterised by the luminescent material
    • 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
    • C09K11/7794—Vanadates; Chromates; Molybdates; Tungstates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
GB1289552D 1968-09-26 1969-09-26 Expired GB1289552A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76291068A 1968-09-26 1968-09-26

Publications (1)

Publication Number Publication Date
GB1289552A true GB1289552A (enrdf_load_stackoverflow) 1972-09-20

Family

ID=25066373

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1289552D Expired GB1289552A (enrdf_load_stackoverflow) 1968-09-26 1969-09-26

Country Status (1)

Country Link
GB (1) GB1289552A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002043106A1 (en) * 2000-11-21 2002-05-30 Koninklijke Philips Electronics N.V. Gas discharge lamp comprising a phosphor layer
US6402987B1 (en) * 1999-12-01 2002-06-11 General Electric Company YMO4:Eu,L phoshpor with improved lumen maintenance

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6402987B1 (en) * 1999-12-01 2002-06-11 General Electric Company YMO4:Eu,L phoshpor with improved lumen maintenance
WO2002043106A1 (en) * 2000-11-21 2002-05-30 Koninklijke Philips Electronics N.V. Gas discharge lamp comprising a phosphor layer
US6777879B2 (en) 2000-11-21 2004-08-17 Koninklijke Philips Electronics N.V. Gas discharge lamp comprising a phosphor layer

Similar Documents

Publication Publication Date Title
CA940999A (en) Discharge lamp thermionic cathode containing emission material
GB1301850A (enrdf_load_stackoverflow)
GB1227908A (enrdf_load_stackoverflow)
GB1512812A (en) Electric discharge devices
GB1289176A (enrdf_load_stackoverflow)
GB1131991A (en) Fluorescent phosphor activated by divalent europium
GB1289552A (enrdf_load_stackoverflow)
GB882347A (en) Phosphors
GB1166221A (en) Lithium and Rare-Earth Activated Alkaline-Earth Metal Pyrophosphate Phosphors.
GB1129654A (en) Phosphor composition and device
GB1261799A (en) Orthophosphate phosphors
GB1288625A (enrdf_load_stackoverflow)
GB1291120A (en) Fluorescent lamp
GB1197279A (en) Luminescent Materials
GB1202505A (en) Fluorescent lamp device
GB1257322A (enrdf_load_stackoverflow)
GB1405153A (en) 40 watt fluorescent lamp
JPS5228859A (en) Green fluorescent display tube excited by slow electron bemm
GB1229058A (enrdf_load_stackoverflow)
GB828216A (en) Improvements in or relating to field responsive phosphors
GB1299608A (en) Pyrosilicate phosphor and lamp
GB1307394A (en) Fluorescent lamp
GB1535468A (en) Low-pressure mercury vapour discharge lamp
GB1326686A (en) Discharge lamps
GB852867A (en) Improvements in or relating to electric gas discharge lamps comprising a luminescentlayer

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee