BE808033A - METAL HALOGENIDE AND MERCURY VAPOR DISCHARGE LAMP WITH EXTENDED LIFETIME - Google Patents

METAL HALOGENIDE AND MERCURY VAPOR DISCHARGE LAMP WITH EXTENDED LIFETIME

Info

Publication number
BE808033A
BE808033A BE138356A BE138356A BE808033A BE 808033 A BE808033 A BE 808033A BE 138356 A BE138356 A BE 138356A BE 138356 A BE138356 A BE 138356A BE 808033 A BE808033 A BE 808033A
Authority
BE
Belgium
Prior art keywords
discharge lamp
mercury vapor
vapor discharge
extended lifetime
metal halogenide
Prior art date
Application number
BE138356A
Other languages
French (fr)
Inventor
P D Johnson
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of BE808033A publication Critical patent/BE808033A/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
    • 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
BE138356A 1972-12-04 1973-11-30 METAL HALOGENIDE AND MERCURY VAPOR DISCHARGE LAMP WITH EXTENDED LIFETIME BE808033A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31194372A 1972-12-04 1972-12-04

Publications (1)

Publication Number Publication Date
BE808033A true BE808033A (en) 1974-03-15

Family

ID=23209163

Family Applications (1)

Application Number Title Priority Date Filing Date
BE138356A BE808033A (en) 1972-12-04 1973-11-30 METAL HALOGENIDE AND MERCURY VAPOR DISCHARGE LAMP WITH EXTENDED LIFETIME

Country Status (5)

Country Link
US (1) US3781586A (en)
JP (1) JPS4988377A (en)
BE (1) BE808033A (en)
DE (1) DE2359138A1 (en)
NL (1) NL7315893A (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7303079A (en) * 1973-03-06 1974-09-10
GB1541437A (en) * 1975-02-13 1979-02-28 Thorn Electrical Ind Ltd Electrical discharge lamp
US4135110A (en) * 1975-02-13 1979-01-16 Thorn Electrical Industries Limited Electrical discharge lamp
DE2655167C2 (en) * 1976-12-06 1986-12-18 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München High pressure discharge lamp with metal halides
US4197480A (en) * 1978-09-11 1980-04-08 Westinghouse Electric Corp. Reflector-type hid sodium vapor lamp unit with dichroic reflector
US4298813A (en) * 1978-10-23 1981-11-03 General Electric Company High intensity discharge lamps with uniform color
US4581557A (en) * 1979-01-02 1986-04-08 General Electric Company Stabilized high intensity discharge lamp
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
DE3232207A1 (en) * 1982-08-30 1984-03-08 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München HIGH PRESSURE DISCHARGE LAMP WITH LOW POWER
US4929869A (en) * 1987-11-12 1990-05-29 Kabushiki Kaisha Toshiba High intensity discharge lamp containing iron and silver in the arc tube filling
US5229686A (en) * 1991-10-09 1993-07-20 Gte Products Corporation Mercury vapor discharge lamp containing means for reducing mercury leaching
US5212424A (en) * 1991-11-21 1993-05-18 General Electric Company Metal halide discharge lamp containing a sodium getter
HU213596B (en) * 1993-03-09 1997-08-28 Ge Lighting Tungsram Rt High-pressure sodium-vapour discharge lamp
US5438244A (en) * 1994-09-02 1995-08-01 General Electric Company Use of silver and nickel silicide to control iodine level in electrodeless high intensity discharge lamps
JPH10283993A (en) * 1997-04-03 1998-10-23 Matsushita Electron Corp Metal halide lamp
TW385479B (en) * 1998-04-08 2000-03-21 Koninkl Philips Electronics Nv Metal-halide lamp
DE10101508A1 (en) * 2001-01-12 2002-08-01 Philips Corp Intellectual Pty High pressure gas discharge lamp for vehicle head lamps, includes proportion of indium iodide or thallium iodide determining color coordinates of light produced
WO2010133987A1 (en) * 2009-05-18 2010-11-25 Koninklijke Philips Electronics, N.V. Design spaces for high wattage ceramic gas discharge metal halide lamp to minimize arc bending
US20140252945A1 (en) * 2011-10-20 2014-09-11 Osram Gmbh Mercury vapor short arc lamp for dc operation with circular process

Also Published As

Publication number Publication date
JPS4988377A (en) 1974-08-23
DE2359138A1 (en) 1974-06-12
US3781586A (en) 1973-12-25
NL7315893A (en) 1974-06-06

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