BE481848A - - Google Patents
Info
- Publication number
- BE481848A BE481848A BE481848DA BE481848A BE 481848 A BE481848 A BE 481848A BE 481848D A BE481848D A BE 481848DA BE 481848 A BE481848 A BE 481848A
- Authority
- BE
- Belgium
- Prior art keywords
- cathode
- electrodes
- plate
- ceramic
- anode
- Prior art date
Links
- 239000000919 ceramic Substances 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- 239000011819 refractory material Substances 0.000 claims description 10
- 239000010445 mica Substances 0.000 claims description 9
- 229910052618 mica group Inorganic materials 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000002955 isolation Methods 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 101100456896 Drosophila melanogaster metl gene Proteins 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 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
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/36—Tubes with flat electrodes, e.g. disc electrode
Landscapes
- Discharge Lamp (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE481848A true BE481848A (en, 2012) |
Family
ID=128703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE481848D BE481848A (en, 2012) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE481848A (en, 2012) |
-
0
- BE BE481848D patent/BE481848A/fr unknown
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