ATE247331T1 - BARIUM-CONTAINED ARC DISCHARGE LAMP WITH AN ARC TUBE MADE OF YTTRIUM, GADOLINIUM OR TERBIUM OXIDES - Google Patents

BARIUM-CONTAINED ARC DISCHARGE LAMP WITH AN ARC TUBE MADE OF YTTRIUM, GADOLINIUM OR TERBIUM OXIDES

Info

Publication number
ATE247331T1
ATE247331T1 AT99121066T AT99121066T ATE247331T1 AT E247331 T1 ATE247331 T1 AT E247331T1 AT 99121066 T AT99121066 T AT 99121066T AT 99121066 T AT99121066 T AT 99121066T AT E247331 T1 ATE247331 T1 AT E247331T1
Authority
AT
Austria
Prior art keywords
discharge lamp
gadolinium
barium
yttrium
tube made
Prior art date
Application number
AT99121066T
Other languages
German (de)
Inventor
Philip E Moskowitz
Richard A Snellgrove
Original Assignee
Osram Sylvania Inc
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 Osram Sylvania Inc filed Critical Osram Sylvania Inc
Application granted granted Critical
Publication of ATE247331T1 publication Critical patent/ATE247331T1/en

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
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/302—Vessels; Containers characterised by the material of the vessel

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)

Abstract

An arc discharge lamp includes an arc tube (10) containing a rare gas and metallic barium. The arc tube (10) is constructed from a material selected from a group of materials consisting of yttria, gadolinium oxide, and terbium oxide. <IMAGE>
AT99121066T 1998-11-10 1999-10-21 BARIUM-CONTAINED ARC DISCHARGE LAMP WITH AN ARC TUBE MADE OF YTTRIUM, GADOLINIUM OR TERBIUM OXIDES ATE247331T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18969698A 1998-11-10 1998-11-10

Publications (1)

Publication Number Publication Date
ATE247331T1 true ATE247331T1 (en) 2003-08-15

Family

ID=22698403

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99121066T ATE247331T1 (en) 1998-11-10 1999-10-21 BARIUM-CONTAINED ARC DISCHARGE LAMP WITH AN ARC TUBE MADE OF YTTRIUM, GADOLINIUM OR TERBIUM OXIDES

Country Status (5)

Country Link
EP (1) EP1001451B1 (en)
JP (1) JP2000149867A (en)
AT (1) ATE247331T1 (en)
CA (1) CA2274199A1 (en)
DE (1) DE69910329T2 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3622217A (en) * 1969-06-30 1971-11-23 Xerox Corp Light producing system
DE2422411A1 (en) * 1974-05-09 1975-12-11 Philips Patentverwaltung HIGH PRESSURE MERCURY VAPOR DISCHARGE LAMP
US4166831A (en) * 1977-07-11 1979-09-04 Gte Laboratories Incorporated Transparent yttria ceramics and method for producing same
EP0341750A3 (en) * 1988-05-13 1991-04-17 Gte Products Corporation Arc tube and high pressure discharge lamp including same

Also Published As

Publication number Publication date
JP2000149867A (en) 2000-05-30
EP1001451B1 (en) 2003-08-13
EP1001451A1 (en) 2000-05-17
DE69910329D1 (en) 2003-09-18
CA2274199A1 (en) 2000-05-10
DE69910329T2 (en) 2004-02-26

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Legal Events

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