BE422482A - - Google Patents
Info
- Publication number
- BE422482A BE422482A BE422482DA BE422482A BE 422482 A BE422482 A BE 422482A BE 422482D A BE422482D A BE 422482DA BE 422482 A BE422482 A BE 422482A
- Authority
- BE
- Belgium
- Prior art keywords
- layer
- core
- nickel
- anchor
- platinum
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
- H01J13/02—Details
- H01J13/04—Main electrodes; Auxiliary anodes
- H01J13/06—Cathodes
- H01J13/12—Positioning or moving the cathode spot on the surface of the pool
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0072—Disassembly or repair of discharge tubes
- H01J2893/0073—Discharge tubes with liquid poolcathodes; constructional details
- H01J2893/0074—Cathodic cups; Screens; Reflectors; Filters; Windows; Protection against mercury deposition; Returning condensed electrode material to the cathodic cup; Liquid electrode level control
- H01J2893/0075—Cathodic cups
- H01J2893/008—Means for stabilising the cathodic spot
Landscapes
- Solid Thermionic Cathode (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE422482A true BE422482A (OSRAM) |
Family
ID=84138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE422482D BE422482A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE422482A (OSRAM) |
-
0
- BE BE422482D patent/BE422482A/fr unknown
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