FR2337940A1 - Lampe a incandescence a atmosphere fluoree - Google Patents
Lampe a incandescence a atmosphere fluoreeInfo
- Publication number
- FR2337940A1 FR2337940A1 FR7700791A FR7700791A FR2337940A1 FR 2337940 A1 FR2337940 A1 FR 2337940A1 FR 7700791 A FR7700791 A FR 7700791A FR 7700791 A FR7700791 A FR 7700791A FR 2337940 A1 FR2337940 A1 FR 2337940A1
- Authority
- FR
- France
- Prior art keywords
- fluorine atmosphere
- incandescence lamp
- incandescence
- lamp
- fluorine
- Prior art date
- 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.)
- Granted
Links
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 title 1
- 229910052731 fluorine Inorganic materials 0.000 title 1
- 239000011737 fluorine Substances 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1046/76A GB1571195A (en) | 1976-01-12 | 1976-01-12 | Manufacture of electric lamps containing fluorine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2337940A1 true FR2337940A1 (fr) | 1977-08-05 |
| FR2337940B1 FR2337940B1 (enrdf_load_stackoverflow) | 1980-08-29 |
Family
ID=9715239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7700791A Granted FR2337940A1 (fr) | 1976-01-12 | 1977-01-12 | Lampe a incandescence a atmosphere fluoree |
Country Status (14)
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2081664A1 (enrdf_load_stackoverflow) * | 1970-03-03 | 1971-12-10 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
-
1976
- 1976-01-12 GB GB1046/76A patent/GB1571195A/en not_active Expired
-
1977
- 1977-01-07 NL NL7700151A patent/NL7700151A/xx not_active Application Discontinuation
- 1977-01-11 CA CA269,432A patent/CA1069576A/en not_active Expired
- 1977-01-11 IT IT19165/77A patent/IT1086277B/it active
- 1977-01-11 ZA ZA770128A patent/ZA77128B/xx unknown
- 1977-01-12 LU LU76556A patent/LU76556A1/xx unknown
- 1977-01-12 FR FR7700791A patent/FR2337940A1/fr active Granted
- 1977-01-12 AU AU21268/77A patent/AU507646B2/en not_active Expired
- 1977-01-12 SE SE7700251A patent/SE7700251L/ not_active Application Discontinuation
- 1977-01-12 DE DE19772701050 patent/DE2701050A1/de not_active Withdrawn
- 1977-01-12 IE IE51/77A patent/IE44477B1/en unknown
- 1977-01-12 BE BE174001A patent/BE850295A/xx not_active IP Right Cessation
- 1977-01-12 DK DK11677A patent/DK11677A/da not_active Application Discontinuation
- 1977-01-12 JP JP281277A patent/JPS52101882A/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2081664A1 (enrdf_load_stackoverflow) * | 1970-03-03 | 1971-12-10 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh |
Also Published As
| Publication number | Publication date |
|---|---|
| IE44477B1 (en) | 1981-12-16 |
| LU76556A1 (enrdf_load_stackoverflow) | 1977-06-17 |
| IT1086277B (it) | 1985-05-28 |
| DK11677A (da) | 1977-07-13 |
| NL7700151A (nl) | 1977-07-14 |
| SE7700251L (sv) | 1977-07-13 |
| JPS52101882A (en) | 1977-08-26 |
| CA1069576A (en) | 1980-01-08 |
| DE2701050A1 (de) | 1977-07-21 |
| GB1571195A (en) | 1980-07-09 |
| BE850295A (fr) | 1977-07-12 |
| FR2337940B1 (enrdf_load_stackoverflow) | 1980-08-29 |
| ZA77128B (en) | 1977-11-30 |
| AU2126877A (en) | 1978-07-20 |
| AU507646B2 (en) | 1980-02-21 |
| IE44477L (en) | 1977-07-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |