Global Patent Index - EP 1001451 A1

EP 1001451 A1 2000-05-17 - Arc discharge lamp containing barium and having an arc tube of yttrium, gadolinium or terbium oxide

Title (en)

Arc discharge lamp containing barium and having an arc tube of yttrium, gadolinium or terbium oxide

Title (de)

Barium enthaltende Bogenentladungslampe mit einer Bogenröhre aus Yttrium-, Gadolinium- oder Terbiumoxide

Title (fr)

Lampe à décharge à arc contenant du barium et comportant un tube à arc en oxyde d'yttrium, de gadolinium ou de terbium

Publication

EP 1001451 A1 (EN)

Application

EP 99121066 A

Priority

US 18969698 A

Abstract (en)

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>

IPC 1-7 (main, further and additional classification)

H01J 61/18; H01J 61/30

IPC 8 full level (invention and additional information)

H01J 61/06 (2006.01); H01J 61/18 (2006.01); H01J 61/20 (2006.01); H01J 61/30 (2006.01); H01J 61/34 (2006.01)

CPC (invention and additional information)

H01J 61/18 (2013.01); H01J 61/302 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family

EP 1001451 A1 20000517; EP 1001451 B1 20030813; AT 247331 T 20030815; CA 2274199 A1 20000510; DE 69910329 D1 20030918; DE 69910329 T2 20040226; JP 2000149867 A 20000530