NL7701740A - Hoge druk ontladingslichtbron met metaalhalogenide toevoeging. - Google Patents
Hoge druk ontladingslichtbron met metaalhalogenide toevoeging.Info
- Publication number
- NL7701740A NL7701740A NL7701740A NL7701740A NL7701740A NL 7701740 A NL7701740 A NL 7701740A NL 7701740 A NL7701740 A NL 7701740A NL 7701740 A NL7701740 A NL 7701740A NL 7701740 A NL7701740 A NL 7701740A
- Authority
- NL
- Netherlands
- Prior art keywords
- light source
- addition
- high pressure
- pressure discharge
- discharge light
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU76EE00002417A HU172230B (hu) | 1976-04-07 | 1976-04-07 | Razrjadnyj istochnik sveta vysokogo davlenija s metallo-galogennoj dobavkoj |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7701740A true NL7701740A (nl) | 1977-10-11 |
Family
ID=10995675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7701740A NL7701740A (nl) | 1976-04-07 | 1977-02-18 | Hoge druk ontladingslichtbron met metaalhalogenide toevoeging. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4134039A (xx) |
AT (1) | AT358664B (xx) |
DE (1) | DE2707204C2 (xx) |
GB (1) | GB1580991A (xx) |
HU (1) | HU172230B (xx) |
NL (1) | NL7701740A (xx) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1176688A (en) * | 1981-04-17 | 1984-10-23 | Isao Shoda | Electrodeless discharge lamp |
CA1222273A (en) * | 1983-03-10 | 1987-05-26 | Philip J. White | Unsaturated vapor pressure type high pressure sodium lamp |
US4557700A (en) * | 1983-06-09 | 1985-12-10 | Gte Products Corporation | Metal halide discharge lamp gas fill process to provide minimal color separation |
DE3427280C2 (de) * | 1984-07-24 | 1986-06-12 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Metallhalogenid-Hochdruckentladungslampe |
US4978884A (en) * | 1988-05-19 | 1990-12-18 | U.S. Phillips Corporation | Metal halide discharge lamp having low color temperature and improved color rendition |
US5049605A (en) * | 1989-09-20 | 1991-09-17 | Milliken Research Corporation | Bis(3,4-dialkylbenzylidene) sorbitol acetals and compositions containing same |
JPH03152852A (ja) * | 1989-11-08 | 1991-06-28 | Matsushita Electric Works Ltd | 高輝度放電ランプ及び無電極放電灯装置 |
JPH0531801Y2 (xx) * | 1990-01-29 | 1993-08-16 | ||
US5097176A (en) * | 1990-02-21 | 1992-03-17 | U.S. Philips Corporation | High-pressure sodium discharge lamp having a color temperature of at least 2800° K. |
US5153482A (en) * | 1990-02-21 | 1992-10-06 | U.S. Philips Corporation | High-pressure sodium discharge lamp |
DE19731168A1 (de) * | 1997-07-21 | 1999-01-28 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Beleuchtungssystem |
DE19913299A1 (de) * | 1999-03-24 | 2000-09-07 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Hochdruckentladungslampe |
EP1275128A4 (en) | 2000-01-20 | 2006-05-31 | Osram Sylvania Inc | HIGH PRESSURE SODIUM LAMP WITH BOW VESSEL REDUCED DIMENSIONS |
US6844676B2 (en) * | 2001-10-01 | 2005-01-18 | Koninklijke Philips Electronics N.V. | Ceramic HID lamp with special frame wire for stabilizing the arc |
JP4366567B2 (ja) * | 2003-05-09 | 2009-11-18 | ウシオ電機株式会社 | 高圧放電灯及びその製造方法 |
US7486026B2 (en) * | 2006-11-09 | 2009-02-03 | General Electric Company | Discharge lamp with high color temperature |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1539516B2 (de) * | 1966-08-09 | 1976-07-08 | Patent-Treuhand-Gesellschaft fur elektrische Glühlampen mbH, 8000 München | Metalldampfhochdruckentladungslampe |
BE754499A (fr) * | 1969-08-08 | 1971-01-18 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Lampe a decharge sous haute pression, a vapeur de mercure avec additif d'halogenure metallique |
US3842307A (en) * | 1971-02-11 | 1974-10-15 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | High pressure mercury vapor discharge lamp with metal halide additives |
NL7316101A (nl) * | 1973-11-26 | 1975-05-28 | Philips Nv | Hogedruk-tinhalogenide-ontladingslamp. |
-
1976
- 1976-04-07 HU HU76EE00002417A patent/HU172230B/hu unknown
-
1977
- 1977-02-16 DE DE2707204A patent/DE2707204C2/de not_active Expired
- 1977-02-18 NL NL7701740A patent/NL7701740A/xx not_active Application Discontinuation
- 1977-02-24 AT AT124177A patent/AT358664B/de not_active IP Right Cessation
- 1977-03-18 GB GB11568/77A patent/GB1580991A/en not_active Expired
- 1977-04-06 US US05/785,075 patent/US4134039A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2707204C2 (de) | 1983-07-28 |
GB1580991A (en) | 1980-12-10 |
HU172230B (hu) | 1978-07-28 |
US4134039A (en) | 1979-01-09 |
AT358664B (de) | 1980-09-25 |
ATA124177A (de) | 1980-02-15 |
DE2707204A1 (de) | 1977-10-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed |