EP 0276888 A3 19900502 - GAS-DISCHARGE LAMP
Title (en)
GAS-DISCHARGE LAMP
Publication
Application
Priority
DE 3702481 A 19870128
Abstract (en)
[origin: US4866327A] In a gas discharge lamp having a discharge vessel containing an ionizable gas filling and consisting of a translucent material, which is surrounded at a certain distance by a translucent outer bulb, the discharge vessel has a thermally insulating translucent envelope of a microporous aerogel.
IPC 1-7
IPC 8 full level
H01J 61/30 (2006.01); H01J 61/34 (2006.01); H01J 61/52 (2006.01)
CPC (source: EP US)
H01J 61/34 (2013.01 - EP US); H01J 61/52 (2013.01 - EP US)
Citation (search report)
- [YD] GB 481320 A 19380309 - ELEKTROD AB
- [Y] EP 0018955 A1 19801112 - DARDEL GUY VON [SE], et al
- [Y] US 3434912 A 19690325 - PERI JOHN B
- [Y] GB 2092822 A 19820818 - EGYESUELT IZZOLAMPA
- [A] FR 2380238 A1 19780908 - MICROPORE INTERNATIONAL LTD [GB]
- [A] FR 2312111 A1 19761217 - MORIYAMA SANGYO KK [JP]
- [A] US 3333132 A 19670725 - EDRIS CHARLES R, et al
- [A] PATENT ABSTRACTS OF JAPAN, vol. 5, no. 44 (E-50)[716], 24. März 1981; & JP-A-55 166 858 (TOKYO SHIBAURA DENKI K.K:) (26-12-1980)
Designated contracting state (EPC)
BE DE ES FR GB NL
DOCDB simple family (publication)
EP 0276888 A2 19880803; EP 0276888 A3 19900502; CN 1010355 B 19901107; CN 88100435 A 19880810; DE 3702481 A1 19880811; HU 196862 B 19890130; HU T45794 A 19880829; JP S63193456 A 19880810; US 4866327 A 19890912
DOCDB simple family (application)
EP 88200094 A 19880120; CN 88100435 A 19880125; DE 3702481 A 19870128; HU 27988 A 19880125; JP 1275288 A 19880125; US 14879988 A 19880127