NL296907A - - Google Patents
Info
- Publication number
- NL296907A NL296907A NL296907A NL296907A NL296907A NL 296907 A NL296907 A NL 296907A NL 296907 A NL296907 A NL 296907A NL 296907 A NL296907 A NL 296907A NL 296907 A NL296907 A NL 296907A
- Authority
- NL
- Netherlands
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
- H01J61/125—Selection of substances for gas fillings; Specified operating pressure or temperature having an halogenide as principal component
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP30071A DE1177248B (en) | 1962-08-22 | 1962-08-22 | Electric high pressure vapor discharge lamp with a color-correcting additional filling |
Publications (1)
Publication Number | Publication Date |
---|---|
NL296907A true NL296907A (en) | 1965-05-25 |
Family
ID=7371804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL296907A NL296907A (en) | 1962-08-22 | 1963-08-21 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3351798A (en) |
DE (1) | DE1177248B (en) |
GB (1) | GB1024848A (en) |
NL (1) | NL296907A (en) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3331982A (en) * | 1964-10-20 | 1967-07-18 | Sylvania Electric Prod | High pressure electric discharge device having a fill including vanadium |
US3398312A (en) * | 1965-11-24 | 1968-08-20 | Westinghouse Electric Corp | High pressure vapor discharge lamp having a fill including sodium iodide and a free metal |
US3450925A (en) * | 1967-03-17 | 1969-06-17 | Gen Electric | Mercury bismuth halide photochemical arc lamp light sources |
US3445719A (en) * | 1967-05-31 | 1969-05-20 | Duro Test Corp | Metal vapor lamp with metal additive for improved color rendition and internal self-ballasting filament used to heat arc tube |
US3407327A (en) * | 1967-12-21 | 1968-10-22 | Sylvania Electric Prod | High pressure electric discharge device containing mercury, halogen, scandium and alkalimetal |
US3619682A (en) * | 1969-04-01 | 1971-11-09 | Sylvania Electric Prod | Arc discharge lamp including means for cooling envelope surrounding an arc tube |
US3876895A (en) * | 1969-07-07 | 1975-04-08 | Gen Electric | Selective spectral output metal halide lamp |
CA989460A (en) * | 1971-09-30 | 1976-05-18 | Wolfgang W. Bode | Addition of buffering agent to gaseous medium of gas discharge device |
US3882345A (en) * | 1971-11-22 | 1975-05-06 | Gen Electric | Metal halide discharge lamp containing tin and sodium halides |
US3832587A (en) * | 1971-11-26 | 1974-08-27 | Gte Sylvania Inc | Heavily loaded metal halide discharge lamp |
US4023059A (en) * | 1972-06-05 | 1977-05-10 | Scott Anderson | High pressure light emitting electric discharge device |
GB1397034A (en) * | 1973-07-05 | 1975-06-11 | Thorn Electrical Ind Ltd | Discharge lamps |
US3911308A (en) * | 1974-02-07 | 1975-10-07 | Matsushita Electronics Corp | High-pressure metal-vapor discharge lamp |
US4053805A (en) * | 1974-12-09 | 1977-10-11 | Gte Sylvania Incorporated | Arc discharge lamp comprising mercury, scandium and lithium iodide, scandium emission being suppressed |
NL7712058A (en) * | 1977-11-02 | 1979-05-04 | Philips Nv | LOW-PRESSURE MERCURY DISCHARGE LAMP. |
US4199701A (en) * | 1978-08-10 | 1980-04-22 | General Electric Company | Fill gas for miniature high pressure metal vapor arc lamp |
US4310774A (en) * | 1980-03-03 | 1982-01-12 | Gte Products Corporation | Arc discharge lamp containing scandium and scandium halide |
US4387319A (en) * | 1981-03-30 | 1983-06-07 | General Electric Company | Metal halide lamp containing ScI3 with added cadmium or zinc |
GB2122024B (en) * | 1982-05-28 | 1986-01-29 | Gen Electric Co Plc | Lamp stems |
US4709184A (en) * | 1984-08-20 | 1987-11-24 | Gte Products Corporation | Low wattage metal halide lamp |
US4605881A (en) * | 1984-11-29 | 1986-08-12 | General Electric Company | High pressure sodium iodide arc lamp with excess iodine |
US4783615A (en) * | 1985-06-26 | 1988-11-08 | General Electric Company | Electrodeless high pressure sodium iodide arc lamp |
US4705987A (en) * | 1985-10-03 | 1987-11-10 | The United States Of America As Represented By The United States Department Of Energy | Very high efficacy electrodeless high intensity discharge lamps |
JP3233393B2 (en) * | 1997-10-13 | 2001-11-26 | 松下電器産業株式会社 | Metal halide lamp |
US7786674B2 (en) * | 2004-11-03 | 2010-08-31 | Koninklijke Philips Electronics N.V. | Quartz metal halide lamp with improved lumen maintenance |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE134732C (en) * | ||||
DE288228C (en) * | ||||
GB325534A (en) * | 1928-11-16 | 1930-02-17 | Standard Telephones Cables Ltd | Improved method for introducing alkaline earth or rare earth metal vapours into evacuated or partially evacuated vessels |
AT130412B (en) * | 1930-09-15 | 1932-11-25 | Siemens Ag | Metal vapor arc lamp for AC operation. |
GB402747A (en) * | 1931-03-03 | 1933-12-04 | Rudolf Zaddach | Improvements in or relating to electric gas and vapor arc discharge lamps |
US2673944A (en) * | 1948-12-23 | 1954-03-30 | Gen Electric | Electric discharge lamp |
DE967658C (en) * | 1949-09-04 | 1957-12-05 | Heraeus Gmbh W C | Vapor discharge lamp |
NL262249A (en) * | 1960-03-11 | |||
US3234421A (en) * | 1961-01-23 | 1966-02-08 | Gen Electric | Metallic halide electric discharge lamps |
-
1962
- 1962-08-22 DE DEP30071A patent/DE1177248B/en active Pending
-
1963
- 1963-08-14 GB GB32113/63D patent/GB1024848A/en not_active Expired
- 1963-08-15 US US302376A patent/US3351798A/en not_active Expired - Lifetime
- 1963-08-21 NL NL296907A patent/NL296907A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1177248B (en) | 1964-09-03 |
US3351798A (en) | 1967-11-07 |
GB1024848A (en) | 1966-04-06 |