IT1088175B - LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP - Google Patents
LOW PRESSURE MERCURY VAPOR DISCHARGE LAMPInfo
- Publication number
- IT1088175B IT1088175B IT2923277A IT2923277A IT1088175B IT 1088175 B IT1088175 B IT 1088175B IT 2923277 A IT2923277 A IT 2923277A IT 2923277 A IT2923277 A IT 2923277A IT 1088175 B IT1088175 B IT 1088175B
- Authority
- IT
- Italy
- Prior art keywords
- low pressure
- discharge lamp
- pressure mercury
- mercury vapor
- vapor discharge
- 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
- H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
- H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7612158A NL7612158A (en) | 1976-11-02 | 1976-11-02 | LOW-PRESSURE MERCURY DISCHARGE LAMP. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1088175B true IT1088175B (en) | 1985-06-10 |
Family
ID=19827158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2923277A IT1088175B (en) | 1976-11-02 | 1977-10-31 | LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5358176A (en) |
| BE (1) | BE860369A (en) |
| BR (1) | BR7707264A (en) |
| DE (1) | DE2747259C2 (en) |
| ES (1) | ES463748A1 (en) |
| FR (1) | FR2369680A1 (en) |
| GB (1) | GB1565129A (en) |
| IT (1) | IT1088175B (en) |
| NL (1) | NL7612158A (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3449258A (en) * | 1965-07-22 | 1969-06-10 | Westinghouse Electric Corp | Method for preparing europium activated yttrium oxide and gadolinium oxide phosphors |
| CA971214A (en) * | 1971-11-12 | 1975-07-15 | Matsushita Electronics Corporation | Fluorescent tube for lamp |
| NL164697C (en) * | 1973-10-05 | 1981-01-15 | Philips Nv | LOW-PRESSURE MERCURY DISCHARGE LAMP. |
-
1976
- 1976-11-02 NL NL7612158A patent/NL7612158A/en active Search and Examination
-
1977
- 1977-10-21 DE DE19772747259 patent/DE2747259C2/en not_active Expired
- 1977-10-28 GB GB4500877A patent/GB1565129A/en not_active Expired
- 1977-10-31 BR BR7707264A patent/BR7707264A/en unknown
- 1977-10-31 ES ES463748A patent/ES463748A1/en not_active Expired
- 1977-10-31 BE BE182259A patent/BE860369A/en unknown
- 1977-10-31 IT IT2923277A patent/IT1088175B/en active
- 1977-10-31 JP JP12982177A patent/JPS5358176A/en active Pending
- 1977-11-02 FR FR7732889A patent/FR2369680A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2747259A1 (en) | 1978-05-03 |
| ES463748A1 (en) | 1978-06-16 |
| BR7707264A (en) | 1978-07-18 |
| FR2369680A1 (en) | 1978-05-26 |
| BE860369A (en) | 1978-05-02 |
| NL7612158A (en) | 1978-05-05 |
| JPS5358176A (en) | 1978-05-25 |
| FR2369680B1 (en) | 1982-10-15 |
| GB1565129A (en) | 1980-04-16 |
| DE2747259C2 (en) | 1982-10-07 |
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