FR2469800B1 - - Google Patents
Info
- Publication number
- FR2469800B1 FR2469800B1 FR8024041A FR8024041A FR2469800B1 FR 2469800 B1 FR2469800 B1 FR 2469800B1 FR 8024041 A FR8024041 A FR 8024041A FR 8024041 A FR8024041 A FR 8024041A FR 2469800 B1 FR2469800 B1 FR 2469800B1
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
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
- H01J61/30—Vessels; Containers
- H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7908311,A NL185481C (nl) | 1979-11-14 | 1979-11-14 | Lagedruknatriumdampontladingslamp. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2469800A1 FR2469800A1 (fr) | 1981-05-22 |
FR2469800B1 true FR2469800B1 (fr) | 1983-07-22 |
Family
ID=19834167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8024041A Granted FR2469800A1 (fr) | 1979-11-14 | 1980-11-12 | Lampe a decharge dans la vapeur de sodium a basse pression |
Country Status (9)
Country | Link |
---|---|
US (1) | US4441045A (fr) |
JP (1) | JPS5682562A (fr) |
BE (1) | BE886118A (fr) |
CA (1) | CA1155897A (fr) |
DE (1) | DE3042753A1 (fr) |
FR (1) | FR2469800A1 (fr) |
GB (1) | GB2063557B (fr) |
HU (1) | HU191328B (fr) |
NL (1) | NL185481C (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4591752A (en) * | 1983-10-14 | 1986-05-27 | Duro-Test Corporation | Incandescent lamp with high pressure rare gas filled tungsten-halogen element and transparent thick walled safety envelope |
US5021718A (en) * | 1990-02-01 | 1991-06-04 | Gte Products Corporation | Negative glow discharge lamp |
US5266864A (en) * | 1990-02-01 | 1993-11-30 | Gte Products Corporation | Negative glow discharge lamp with fill containing cesium or sodium |
US5153479A (en) * | 1991-05-13 | 1992-10-06 | Gte Products Corporation | Miniature low-wattage neon light source |
US5272406A (en) * | 1991-05-13 | 1993-12-21 | Gte Products Corporation | Miniature low-wattage neon light source |
US5134336A (en) * | 1991-05-13 | 1992-07-28 | Gte Products Corporation | Fluorescent lamp having double-bore inner capillary tube |
DE102004011976A1 (de) * | 2004-03-10 | 2005-09-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Leuchtmittel mit einem Schichtsystem zur Reflektierung abgegebener infraroter Strahlung |
US20060170361A1 (en) * | 2005-01-31 | 2006-08-03 | Osram Sylvania Inc. | Single-ended Arc Discharge Vessel with a Divider Wall |
US20090072703A1 (en) * | 2006-05-01 | 2009-03-19 | Koninklijke Philips Electronics N.V. | Low-pressure discharge lamp |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL88712C (fr) * | 1954-01-27 | |||
FR1199913A (fr) * | 1957-07-18 | 1959-12-17 | Philips Nv | Tube à décharge dans la vapeur de sodium, présentant la forme d'un u |
NL269925A (fr) * | 1961-10-04 | |||
US3949259A (en) * | 1973-08-17 | 1976-04-06 | U.S. Philips Corporation | Light-transmitting, thermal-radiation reflecting filter |
NL180156C (nl) * | 1976-10-29 | 1987-01-02 | Philips Nv | Gas- en/of dampontladingslamp. |
NL180464C (nl) * | 1976-10-29 | 1987-02-16 | Philips Nv | Lagedruknatriumdampontladingslamp. |
-
1979
- 1979-11-14 NL NLAANVRAGE7908311,A patent/NL185481C/xx not_active IP Right Cessation
-
1980
- 1980-11-06 CA CA000364122A patent/CA1155897A/fr not_active Expired
- 1980-11-10 GB GB8036081A patent/GB2063557B/en not_active Expired
- 1980-11-11 HU HU802704A patent/HU191328B/hu unknown
- 1980-11-11 JP JP15778880A patent/JPS5682562A/ja active Pending
- 1980-11-12 BE BE0/202768A patent/BE886118A/fr not_active IP Right Cessation
- 1980-11-12 FR FR8024041A patent/FR2469800A1/fr active Granted
- 1980-11-13 DE DE19803042753 patent/DE3042753A1/de active Granted
-
1983
- 1983-05-25 US US06/497,215 patent/US4441045A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS5682562A (en) | 1981-07-06 |
FR2469800A1 (fr) | 1981-05-22 |
GB2063557A (en) | 1981-06-03 |
DE3042753A1 (de) | 1981-09-24 |
BE886118A (fr) | 1981-05-12 |
CA1155897A (fr) | 1983-10-25 |
US4441045A (en) | 1984-04-03 |
GB2063557B (en) | 1983-10-05 |
DE3042753C2 (fr) | 1989-04-06 |
NL7908311A (nl) | 1981-06-16 |
NL185481B (nl) | 1989-11-16 |
NL185481C (nl) | 1990-04-17 |
HU191328B (en) | 1987-02-27 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |