BE545445A - - Google Patents
Info
- Publication number
- BE545445A BE545445A BE545445DA BE545445A BE 545445 A BE545445 A BE 545445A BE 545445D A BE545445D A BE 545445DA BE 545445 A BE545445 A BE 545445A
- Authority
- BE
- Belgium
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
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/067—Main electrodes for low-pressure discharge lamps
- H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
- H01J61/0677—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP13621A DE1005636B (de) | 1955-02-23 | 1955-02-23 | Elektrische Niederdruckentladungsroehre, insbesondere Leuchtstofflampe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE545445A true BE545445A (https=) |
Family
ID=7364719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE545445D BE545445A (https=) | 1955-02-23 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2831137A (https=) |
| BE (1) | BE545445A (https=) |
| DE (1) | DE1005636B (https=) |
| FR (1) | FR1141719A (https=) |
| GB (1) | GB822553A (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2963450A (en) * | 1958-03-17 | 1960-12-06 | Interlectric Corp | Filament coating composition |
| ITMI20012389A1 (it) * | 2001-11-12 | 2003-05-12 | Getters Spa | Catodo cavo con getter integrato per lampade a scarica e metodi per la sua realizzazione |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL24414C (https=) * | 1926-06-09 | |||
| US2201167A (en) * | 1937-03-09 | 1940-05-21 | Germeshausen Kenneth Joseph | Gaseous-discharge device |
| BE482916A (https=) * | 1947-06-05 | |||
| US2714681A (en) * | 1948-08-27 | 1955-08-02 | Gen Electric | Electric discharge device |
| US2677623A (en) * | 1949-10-27 | 1954-05-04 | Ets Claude Paz & Silva | Process for manufacturing electron emissive material and electrodes |
-
0
- BE BE545445D patent/BE545445A/xx unknown
-
1955
- 1955-02-23 DE DEP13621A patent/DE1005636B/de active Pending
-
1956
- 1956-02-06 US US563754A patent/US2831137A/en not_active Expired - Lifetime
- 1956-02-15 GB GB4797/56A patent/GB822553A/en not_active Expired
- 1956-02-20 FR FR1141719D patent/FR1141719A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2831137A (en) | 1958-04-15 |
| GB822553A (en) | 1959-10-28 |
| DE1005636B (de) | 1957-04-04 |
| FR1141719A (fr) | 1957-09-06 |