GB357444A - Improvements relating to electron discharge tubes or thermionic valves - Google Patents
Improvements relating to electron discharge tubes or thermionic valvesInfo
- Publication number
- GB357444A GB357444A GB38174/30A GB3817430A GB357444A GB 357444 A GB357444 A GB 357444A GB 38174/30 A GB38174/30 A GB 38174/30A GB 3817430 A GB3817430 A GB 3817430A GB 357444 A GB357444 A GB 357444A
- Authority
- GB
- United Kingdom
- Prior art keywords
- electron discharge
- hooks
- thermionic valves
- improvements relating
- 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
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 abstract 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 229910052750 molybdenum Inorganic materials 0.000 abstract 1
- 239000011733 molybdenum Substances 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000004332 silver Substances 0.000 abstract 1
- 229910001923 silver oxide Inorganic materials 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
- H01J1/18—Supports; Vibration-damping arrangements
Landscapes
- Discharge Lamp (AREA)
- Solid Thermionic Cathode (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL357444X | 1930-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB357444A true GB357444A (en) | 1931-09-24 |
Family
ID=19785273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB38174/30A Expired GB357444A (en) | 1930-07-19 | 1930-12-18 | Improvements relating to electron discharge tubes or thermionic valves |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE602586C (enrdf_load_stackoverflow) |
| FR (1) | FR718794A (enrdf_load_stackoverflow) |
| GB (1) | GB357444A (enrdf_load_stackoverflow) |
| NL (1) | NL35560C (enrdf_load_stackoverflow) |
-
0
- NL NL35560D patent/NL35560C/xx active
-
1930
- 1930-12-18 GB GB38174/30A patent/GB357444A/en not_active Expired
-
1931
- 1931-06-17 DE DEN32246D patent/DE602586C/de not_active Expired
- 1931-06-17 FR FR718794D patent/FR718794A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL35560C (enrdf_load_stackoverflow) | |
| FR718794A (fr) | 1932-01-28 |
| DE602586C (de) | 1934-09-12 |
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