FR2117554A5 - - Google Patents
Info
- Publication number
- FR2117554A5 FR2117554A5 FR7144109A FR7144109A FR2117554A5 FR 2117554 A5 FR2117554 A5 FR 2117554A5 FR 7144109 A FR7144109 A FR 7144109A FR 7144109 A FR7144109 A FR 7144109A FR 2117554 A5 FR2117554 A5 FR 2117554A5
- 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
- H01J61/12—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
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
- H01J61/825—High-pressure sodium lamps
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10984270A JPS5034871B1 (de) | 1970-12-09 | 1970-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2117554A5 true FR2117554A5 (de) | 1972-07-21 |
Family
ID=14520568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7144109A Expired FR2117554A5 (de) | 1970-12-09 | 1971-12-08 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5034871B1 (de) |
| CA (1) | CA958457A (de) |
| DE (1) | DE2160960C3 (de) |
| FR (1) | FR2117554A5 (de) |
| GB (1) | GB1320278A (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2418546A1 (fr) * | 1978-02-22 | 1979-09-21 | Philips Nv | Lampe a decharge dans la vapeur de sodium a haute pression |
| US4468590A (en) * | 1981-01-12 | 1984-08-28 | Matsushita Electronics Corporation | High-pressure sodium lamp |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4109175A (en) * | 1976-03-19 | 1978-08-22 | Matsushita Electronics Corporation | High pressure sodium vapor discharge lamp |
| JPS5480070U (de) * | 1977-11-17 | 1979-06-06 |
-
1970
- 1970-12-09 JP JP10984270A patent/JPS5034871B1/ja active Pending
-
1971
- 1971-12-06 GB GB5656971A patent/GB1320278A/en not_active Expired
- 1971-12-07 CA CA129,549A patent/CA958457A/en not_active Expired
- 1971-12-08 FR FR7144109A patent/FR2117554A5/fr not_active Expired
- 1971-12-08 DE DE19712160960 patent/DE2160960C3/de not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2418546A1 (fr) * | 1978-02-22 | 1979-09-21 | Philips Nv | Lampe a decharge dans la vapeur de sodium a haute pression |
| US4468590A (en) * | 1981-01-12 | 1984-08-28 | Matsushita Electronics Corporation | High-pressure sodium lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CA958457A (en) | 1974-11-26 |
| DE2160960B2 (de) | 1974-11-14 |
| JPS5034871B1 (de) | 1975-11-12 |
| DE2160960A1 (de) | 1972-06-22 |
| DE2160960C3 (de) | 1975-06-26 |
| GB1320278A (en) | 1973-06-13 |