BE346608A - - Google Patents
Info
- Publication number
- BE346608A BE346608A BE346608DA BE346608A BE 346608 A BE346608 A BE 346608A BE 346608D A BE346608D A BE 346608DA BE 346608 A BE346608 A BE 346608A
- Authority
- BE
- Belgium
- Prior art keywords
- cathode
- core
- metal
- refractory
- emitting
- Prior art date
Links
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 10
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 9
- 229910052721 tungsten Inorganic materials 0.000 claims description 9
- 239000010937 tungsten Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 5
- 239000000395 magnesium oxide Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000003870 refractory metal Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000011819 refractory material Substances 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 2
- 150000002736 metal compounds Chemical class 0.000 claims description 2
- 230000001464 adherent effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 239000011505 plaster Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 239000000523 sample Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 239000004020 conductor Substances 0.000 description 6
- 239000010410 layer Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 3
- 229910001120 nichrome Inorganic materials 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002966 varnish Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910018487 Ni—Cr Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 229910052601 baryte Inorganic materials 0.000 description 1
- 239000010428 baryte Substances 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- -1 strontian Substances 0.000 description 1
- 229910001930 tungsten oxide Inorganic materials 0.000 description 1
- 238000004804 winding Methods 0.000 description 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
- H01J1/14—Solid thermionic cathodes characterised by the material
Landscapes
- Microwave Tubes (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE346608A true BE346608A (enrdf_load_stackoverflow) |
Family
ID=22432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE346608D BE346608A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE346608A (enrdf_load_stackoverflow) |
-
0
- BE BE346608D patent/BE346608A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1505627A2 (en) | Magnetron | |
| US5444327A (en) | Anisotropic pyrolytic graphite heater | |
| US2258836A (en) | Cathode heater | |
| BE346608A (enrdf_load_stackoverflow) | ||
| FR2631486A1 (fr) | Lampe a decharge de haute intensite sabs electrodes | |
| CN113161215A (zh) | 一种高可靠吸气剂热子结构及制备方法 | |
| CN111997854A (zh) | 一种热子嵌入式空心阴极 | |
| US1954474A (en) | Glow cathode | |
| KR101956540B1 (ko) | 탄소나노튜브 실을 포함한 초소형 엑스레이 소스 및 이를 이용한 엑스레이 발생장치 | |
| JP2014063666A (ja) | 白熱電球、その製造方法、および、フィラメント | |
| FI71853B (fi) | Foerfarande foer foerkortande av uppvaermningstiden av en indirekt upphettad katod | |
| US1917991A (en) | Vacuum tube filament structure | |
| BE373611A (enrdf_load_stackoverflow) | ||
| JP3843665B2 (ja) | ヒータランプ | |
| US2629065A (en) | Overwound filament | |
| CH129112A (fr) | Electrode émissive d'électrons. | |
| JP2590750B2 (ja) | 含浸型陰極構体 | |
| EP0232645A1 (fr) | Procédé de fabrication d'un filament chauffant pour une cathode pour canon à électrons à faible consommation pour tube à rayons cathodiques | |
| BE376006A (enrdf_load_stackoverflow) | ||
| BE388316A (enrdf_load_stackoverflow) | ||
| FR2480496A1 (fr) | Cathode pour tubes electroniques comportant deux corps creux | |
| FR2672156A1 (fr) | Ensemble de cathode thermo-electronique pour dispositifs a faisceau d'electrons. | |
| KR101961759B1 (ko) | 탄소나노튜브 실과 비드구조물을 포함하는 엑스레이 소스 및 이를 이용한 엑스레이 발생장치 | |
| US20110025188A1 (en) | Field emission lamp and method for making the same | |
| JP2753434B2 (ja) | 放電ランプ用電極の加熱用ヒータの表面に高耐熱性絶縁層を形成する方法 |