BE771836A - Perfectionnements aux lampes a decharge electrique dans la vapeur de mercure a haute pression - Google Patents

Perfectionnements aux lampes a decharge electrique dans la vapeur de mercure a haute pression

Info

Publication number
BE771836A
BE771836A BE771836A BE771836A BE771836A BE 771836 A BE771836 A BE 771836A BE 771836 A BE771836 A BE 771836A BE 771836 A BE771836 A BE 771836A BE 771836 A BE771836 A BE 771836A
Authority
BE
Belgium
Prior art keywords
high pressure
electric discharge
pressure mercury
discharge lamps
mercury vapor
Prior art date
Application number
BE771836A
Other languages
English (en)
French (fr)
Inventor
J C Divoux
A M V Taxil
Original Assignee
Claude S A
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 Claude S A filed Critical Claude S A
Publication of BE771836A publication Critical patent/BE771836A/xx

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
    • H01J61/12—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
BE771836A 1970-08-27 1971-08-27 Perfectionnements aux lampes a decharge electrique dans la vapeur de mercure a haute pression BE771836A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7031287A FR2102866A5 (xx) 1970-08-27 1970-08-27

Publications (1)

Publication Number Publication Date
BE771836A true BE771836A (fr) 1972-02-28

Family

ID=9060615

Family Applications (1)

Application Number Title Priority Date Filing Date
BE771836A BE771836A (fr) 1970-08-27 1971-08-27 Perfectionnements aux lampes a decharge electrique dans la vapeur de mercure a haute pression

Country Status (6)

Country Link
US (1) US3740605A (xx)
BE (1) BE771836A (xx)
DE (1) DE2139078A1 (xx)
FR (1) FR2102866A5 (xx)
GB (1) GB1327343A (xx)
NL (1) NL7111659A (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3906274A (en) * 1971-12-27 1975-09-16 Gte Laboratories Inc Electrode discharge device with electrode-activating fill
USRE30831E (en) 1973-01-23 1981-12-22 Thorn Emi Limited Electric discharge devices
GB1444023A (en) * 1973-01-23 1976-07-28 Thorn Electrical Ind Ltd Electric discharge lamps
JPS5225484A (en) * 1975-08-21 1977-02-25 Mitsubishi Electric Corp Mixing light illuminating method
JPS5314980A (en) * 1976-07-28 1978-02-10 Mitsubishi Electric Corp Mixed light illuminating method
JPS53125379A (en) * 1976-10-25 1978-11-01 Mitsubishi Electric Corp Mixed lights illumination method
US4360756A (en) * 1979-11-13 1982-11-23 General Electric Company Metal halide lamp containing ThI4 with added elemental cadmium or zinc
US4360758A (en) * 1981-01-23 1982-11-23 Westinghouse Electric Corp. High-intensity-discharge lamp of the mercury-metal halide type which efficiently illuminates objects with excellent color appearance
GB2183085A (en) * 1985-10-04 1987-05-28 Ushio Electric Inc Iron vapor discharge lamp
US4798995A (en) * 1986-10-06 1989-01-17 General Electric Company Metal halide lamp containing halide composition to control arc tube performance
CA1310059C (en) * 1986-12-18 1992-11-10 William M. Keeffe Scandium oxide additions to metal halide lamps
KR950001852A (ko) * 1993-06-01 1995-01-04 에프.제이.스미트 고압금속 할로겐 램프
US6717364B1 (en) * 2000-07-28 2004-04-06 Matsushita Research & Development Labs Inc Thallium free—metal halide lamp with magnesium halide filling for improved dimming properties
JP2003257367A (ja) * 2002-03-06 2003-09-12 Koito Mfg Co Ltd ランプユニットおよびこれを用いた赤外線暗視システム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3334261A (en) * 1965-10-24 1967-08-01 Sylvania Electric Prod High pressure discharge device having a fill including iodine mercury and at least one rare earth metal
US3514659A (en) * 1967-07-03 1970-05-26 Sylvania Electric Prod High pressure vapor discharge lamp with cesium iodide
US3407327A (en) * 1967-12-21 1968-10-22 Sylvania Electric Prod High pressure electric discharge device containing mercury, halogen, scandium and alkalimetal
US3530327A (en) * 1968-03-11 1970-09-22 Westinghouse Electric Corp Metal halide discharge lamps with rare-earth metal oxide used as electrode emission material
US3558963A (en) * 1968-08-16 1971-01-26 Gen Electric High-intensity vapor arc-lamp

Also Published As

Publication number Publication date
GB1327343A (en) 1973-08-22
NL7111659A (xx) 1972-02-29
FR2102866A5 (xx) 1972-04-07
US3740605A (en) 1973-06-19
DE2139078A1 (de) 1972-03-02

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