BE808033A - Lampe a decharge dans la vapeur d'halogenure metallique et de mercure, presentant une duree de vie prolongee - Google Patents
Lampe a decharge dans la vapeur d'halogenure metallique et de mercure, presentant une duree de vie prolongeeInfo
- 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
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
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 (fr) | 1974-03-15 |
Family
ID=23209163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE138356A BE808033A (fr) | 1972-12-04 | 1973-11-30 | Lampe a decharge dans la vapeur d'halogenure metallique et de mercure, presentant une duree de vie prolongee |
Country Status (5)
Country | Link |
---|---|
US (1) | US3781586A (it) |
JP (1) | JPS4988377A (it) |
BE (1) | BE808033A (it) |
DE (1) | DE2359138A1 (it) |
NL (1) | NL7315893A (it) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7303079A (it) * | 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 (de) * | 1976-12-06 | 1986-12-18 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Hochdruckentladungslampe mit Metallhalogeniden |
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 (de) * | 1982-08-30 | 1984-03-08 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Hochdruckentladungslampe kleiner leistung |
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 (ja) * | 1997-04-03 | 1998-10-23 | Matsushita Electron Corp | メタルハライドランプ |
TW385479B (en) * | 1998-04-08 | 2000-03-21 | Koninkl Philips Electronics Nv | Metal-halide lamp |
DE10101508A1 (de) * | 2001-01-12 | 2002-08-01 | Philips Corp Intellectual Pty | Hochdruckentladungslampe |
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 |
-
1972
- 1972-12-04 US US00311943A patent/US3781586A/en not_active Expired - Lifetime
-
1973
- 1973-11-20 NL NL7315893A patent/NL7315893A/xx unknown
- 1973-11-28 DE DE2359138A patent/DE2359138A1/de active Pending
- 1973-11-30 BE BE138356A patent/BE808033A/xx unknown
- 1973-12-03 JP JP48134453A patent/JPS4988377A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3781586A (en) | 1973-12-25 |
JPS4988377A (it) | 1974-08-23 |
NL7315893A (it) | 1974-06-06 |
DE2359138A1 (de) | 1974-06-12 |
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