NL7315893A - - Google Patents

Info

Publication number
NL7315893A
NL7315893A NL7315893A NL7315893A NL7315893A NL 7315893 A NL7315893 A NL 7315893A NL 7315893 A NL7315893 A NL 7315893A NL 7315893 A NL7315893 A NL 7315893A NL 7315893 A NL7315893 A NL 7315893A
Authority
NL
Netherlands
Application number
NL7315893A
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 filed Critical
Publication of NL7315893A publication Critical patent/NL7315893A/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
    • 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
NL7315893A 1972-12-04 1973-11-20 NL7315893A (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
NL7315893A true NL7315893A (en) 1974-06-06

Family

ID=23209163

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7315893A NL7315893A (en) 1972-12-04 1973-11-20

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
US4135110A (en) * 1975-02-13 1979-01-16 Thorn Electrical Industries Limited Electrical discharge lamp
GB1541437A (en) * 1975-02-13 1979-02-28 Thorn Electrical Ind Ltd 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
BE808033A (en) 1974-03-15

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