FR915247A - électrode activée pour tubes luminescents - Google Patents
électrode activée pour tubes luminescentsInfo
- Publication number
- FR915247A FR915247A FR915247DA FR915247A FR 915247 A FR915247 A FR 915247A FR 915247D A FR915247D A FR 915247DA FR 915247 A FR915247 A FR 915247A
- Authority
- FR
- France
- Prior art keywords
- activated electrode
- luminescent tubes
- luminescent
- tubes
- activated
- 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.)
- 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
- H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
- H01J61/548—Igniting arrangements, e.g. promoting ionisation for starting using radioactive means to promote ionisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/14—Solid thermionic cathodes characterised by the material
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE915247X | 1944-12-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR915247A true FR915247A (fr) | 1946-10-30 |
Family
ID=3886003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR915247D Expired FR915247A (fr) | 1944-12-21 | 1945-10-02 | électrode activée pour tubes luminescents |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE457964A (he) |
FR (1) | FR915247A (he) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1021498B (de) * | 1956-05-05 | 1957-12-27 | Licentia Gmbh | Gas- oder Dampfentladungsroehre mit einer Kaltkathode |
DE1037007B (de) * | 1954-12-23 | 1958-08-21 | Pat & Visseaux Claude | Kalte Hohlelektrode fuer elektrische Entladungslampen mit einer Quecksilberdampf- und Gasatmosphaere |
US3365602A (en) * | 1964-03-03 | 1968-01-23 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | High pressure electric discharge lamp having a fill including uranium halide |
-
0
- BE BE457964D patent/BE457964A/xx unknown
-
1945
- 1945-10-02 FR FR915247D patent/FR915247A/fr not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1037007B (de) * | 1954-12-23 | 1958-08-21 | Pat & Visseaux Claude | Kalte Hohlelektrode fuer elektrische Entladungslampen mit einer Quecksilberdampf- und Gasatmosphaere |
DE1021498B (de) * | 1956-05-05 | 1957-12-27 | Licentia Gmbh | Gas- oder Dampfentladungsroehre mit einer Kaltkathode |
US3365602A (en) * | 1964-03-03 | 1968-01-23 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | High pressure electric discharge lamp having a fill including uranium halide |
Also Published As
Publication number | Publication date |
---|---|
BE457964A (he) |
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