GB477262A - Improvements in or relating to electric discharge tubes comprising secondary-emission electrodes - Google Patents
Improvements in or relating to electric discharge tubes comprising secondary-emission electrodesInfo
- Publication number
- GB477262A GB477262A GB17234/37A GB1723437A GB477262A GB 477262 A GB477262 A GB 477262A GB 17234/37 A GB17234/37 A GB 17234/37A GB 1723437 A GB1723437 A GB 1723437A GB 477262 A GB477262 A GB 477262A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- copper
- electric discharge
- layer
- discharge tubes
- 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
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 2
- 229910000881 Cu alloy Inorganic materials 0.000 abstract 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 abstract 2
- 229910052802 copper Inorganic materials 0.000 abstract 2
- 239000010949 copper Substances 0.000 abstract 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 1
- 150000001342 alkaline earth metals Chemical class 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- 239000011777 magnesium Substances 0.000 abstract 1
- 229910052750 molybdenum Inorganic materials 0.000 abstract 1
- 239000011733 molybdenum Substances 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 230000008016 vaporization Effects 0.000 abstract 1
- 238000009834 vaporization Methods 0.000 abstract 1
Classifications
-
- 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
- H01J1/32—Secondary-electron-emitting electrodes
Landscapes
- Discharge Lamp (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL477262X | 1936-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB477262A true GB477262A (en) | 1937-12-24 |
Family
ID=19786535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB17234/37A Expired GB477262A (en) | 1936-06-23 | 1937-06-21 | Improvements in or relating to electric discharge tubes comprising secondary-emission electrodes |
Country Status (3)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE914418C (de) * | 1939-02-19 | 1954-07-01 | Fernseh Gmbh | Entladungsroehre mit einer sekundaeremittierenden Isolieroberflaeche |
| DE874176C (de) * | 1939-03-25 | 1953-04-20 | Sueddeutsche Telefon App | Sekundaerelektronenvervielfacher mit Gluehkathode |
-
0
- BE BE422210D patent/BE422210A/xx unknown
-
1937
- 1937-06-21 GB GB17234/37A patent/GB477262A/en not_active Expired
- 1937-06-22 FR FR823368D patent/FR823368A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE422210A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| FR823368A (fr) | 1938-01-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB484900A (en) | Improvements in or relating to electric discharge tubes | |
| GB477262A (en) | Improvements in or relating to electric discharge tubes comprising secondary-emission electrodes | |
| GB503211A (en) | Improvements in or relating to secondary electron multipliers | |
| GB594338A (en) | Photo-electric electron multiplier | |
| US2548514A (en) | Process of producing secondaryelectron-emitting surfaces | |
| GB496556A (en) | Improvements in electrodes for electron discharge devices | |
| GB491287A (en) | Improvements in secondary electron emitting electrodes suitable for electron discharge devices | |
| US2284655A (en) | Electric discharge tube | |
| GB743200A (en) | Improvements in or relating to cathode ray tubes | |
| GB492025A (en) | Improved method of manufacturing secondary-emission electrodes | |
| GB475772A (en) | Improvements in electric discharge tubes | |
| GB526731A (en) | Improvements in secondary emissive electrodes | |
| GB629881A (en) | Improvements in electric discharge tubes comprising secondary emission electrodes | |
| GB490652A (en) | Improvements in or relating to electric discharge tubes | |
| GB479190A (en) | Improvements in electric discharge tubes | |
| GB474834A (en) | Improvements in or relating to electron discharge devices | |
| GB517743A (en) | Improvements in electric discharge tubes comprising secondaryemission electrodes | |
| GB489923A (en) | Improvements in or relating to electric discharge tubes | |
| GB485439A (en) | Improvements in or relating to electric discharge tubes | |
| GB379893A (en) | Improvements in or relating to photo-electric devices | |
| GB484748A (en) | Improvements in electric discharge tubes | |
| GB245146A (en) | Improved manufacture of oxide cathode discharge tubes | |
| GB325492A (en) | Thermionic cathodes for electric discharge devices | |
| GB386484A (en) | Improvements relating to electron discharge tubes or thermionic valves | |
| GB440780A (en) | Improvements in or relating to cathodes for electric discharge tubes |