GB1272545A - High pressure mercury vapour discharge lamps - Google Patents

High pressure mercury vapour discharge lamps

Info

Publication number
GB1272545A
GB1272545A GB30682/70A GB3068270A GB1272545A GB 1272545 A GB1272545 A GB 1272545A GB 30682/70 A GB30682/70 A GB 30682/70A GB 3068270 A GB3068270 A GB 3068270A GB 1272545 A GB1272545 A GB 1272545A
Authority
GB
United Kingdom
Prior art keywords
lamps
mercury
pressure mercury
iodide
lithium
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
GB30682/70A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1272545A publication Critical patent/GB1272545A/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
    • H01J61/12—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
    • H01J61/22—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent vapour of an alkali metal

Landscapes

  • Discharge Lamp (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
GB30682/70A 1969-06-27 1970-06-24 High pressure mercury vapour discharge lamps Expired GB1272545A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6909891A NL6909891A (fr) 1969-06-27 1969-06-27

Publications (1)

Publication Number Publication Date
GB1272545A true GB1272545A (en) 1972-05-03

Family

ID=19807323

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30682/70A Expired GB1272545A (en) 1969-06-27 1970-06-24 High pressure mercury vapour discharge lamps

Country Status (8)

Country Link
US (1) US3639801A (fr)
AT (1) AT297848B (fr)
BE (1) BE752550A (fr)
DE (1) DE2028781A1 (fr)
FR (1) FR2051304A5 (fr)
GB (1) GB1272545A (fr)
NL (1) NL6909891A (fr)
SE (1) SE355106B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7203720A (fr) * 1972-03-20 1973-09-24
NL7303079A (fr) * 1973-03-06 1974-09-10
DE2456757C2 (de) * 1974-11-30 1983-06-01 Philips Patentverwaltung Gmbh, 2000 Hamburg Metallhalogenid-Hochdruckgasentladungslampe
US4757236A (en) * 1984-11-29 1988-07-12 General Electric Company High pressure metal halide arc lamp with xenon buffer gas
US4605881A (en) * 1984-11-29 1986-08-12 General Electric Company High pressure sodium iodide arc lamp with excess iodine
US5729090A (en) * 1995-02-21 1998-03-17 General Electric Company Sodium halide discharge lamp
US6147453A (en) * 1997-12-02 2000-11-14 U.S. Philips Corporation Metal-halide lamp with lithium and cerium iodide
KR20010042208A (ko) 1999-01-28 2001-05-25 롤페스 요하네스 게라투스 알베르투스 금속 할로겐화물 램프
CN101529553A (zh) * 2005-01-18 2009-09-09 马斯科公司 为了更好的性能而改变化学物质和去除高亮度弧光灯上的白色氧化涂层
US20060178075A1 (en) * 2005-01-18 2006-08-10 Musco Corporation Altering chemicals and removing white oxide coating on high-intensity arc lamp for better performance
EP1733691A1 (fr) * 2005-06-14 2006-12-20 Koninklijke Philips Electronics N.V. Appareil pour le traitement cosmétique du rajeunissement de la peau
WO2008048968A2 (fr) * 2006-10-16 2008-04-24 Luxim Corporation Lampe à plasma et charge sans électrode

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234421A (en) * 1961-01-23 1966-02-08 Gen Electric Metallic halide electric discharge lamps
US3259777A (en) * 1961-05-09 1966-07-05 Gen Electric Metal halide vapor discharge lamp with near molten tip electrodes
US3452238A (en) * 1966-12-05 1969-06-24 Westinghouse Electric Corp Metal vapor discharge lamp
US3521110A (en) * 1967-09-25 1970-07-21 Gen Electric Mercury-metallic halide vapor lamp with regenerative cycle

Also Published As

Publication number Publication date
FR2051304A5 (fr) 1971-04-02
US3639801A (en) 1972-02-01
AT297848B (de) 1972-04-10
BE752550A (fr) 1970-12-28
DE2028781A1 (de) 1971-01-07
SE355106B (fr) 1973-04-02
NL6909891A (fr) 1970-12-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee