GB642364A - Improvements in or relating to indirectly heated cathodes - Google Patents
Improvements in or relating to indirectly heated cathodesInfo
- Publication number
- GB642364A GB642364A GB14034/46A GB1403446A GB642364A GB 642364 A GB642364 A GB 642364A GB 14034/46 A GB14034/46 A GB 14034/46A GB 1403446 A GB1403446 A GB 1403446A GB 642364 A GB642364 A GB 642364A
- Authority
- GB
- United Kingdom
- Prior art keywords
- layers
- nickel
- relating
- indirectly heated
- outer layer
- 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
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- 229910000640 Fe alloy Inorganic materials 0.000 abstract 1
- 229910001182 Mo alloy Inorganic materials 0.000 abstract 1
- 229910000990 Ni alloy Inorganic materials 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 abstract 1
- 229910052790 beryllium Inorganic materials 0.000 abstract 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 abstract 1
- 229910052793 cadmium Inorganic materials 0.000 abstract 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 239000011651 chromium Substances 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 239000011888 foil Substances 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000004332 silver Substances 0.000 abstract 1
- 229910052715 tantalum Inorganic materials 0.000 abstract 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 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
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/26—Supports for the emissive material
Landscapes
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL241286X | 1941-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB642364A true GB642364A (en) | 1950-08-30 |
Family
ID=19780558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB14034/46A Expired GB642364A (en) | 1941-10-14 | 1946-05-09 | Improvements in or relating to indirectly heated cathodes |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE447546A (OSRAM) |
| CH (1) | CH241286A (OSRAM) |
| FR (1) | FR886734A (OSRAM) |
| GB (1) | GB642364A (OSRAM) |
| NL (1) | NL59337C (OSRAM) |
-
0
- BE BE447546D patent/BE447546A/xx unknown
- NL NL59337D patent/NL59337C/xx active
-
1942
- 1942-10-12 FR FR886734D patent/FR886734A/fr not_active Expired
- 1942-10-12 CH CH241286D patent/CH241286A/de unknown
-
1946
- 1946-05-09 GB GB14034/46A patent/GB642364A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR886734A (fr) | 1943-10-22 |
| NL59337C (OSRAM) | |
| BE447546A (OSRAM) | |
| CH241286A (de) | 1946-02-28 |
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