FR916427A - Dispositif pour empêcher l'amalgamation et la destruction d'électrodes d'allumage en matière semi-conductrice pour mutateurs
- Google Patents
Dispositif pour empêcher l'amalgamation et la destruction d'électrodes d'allumage en matière semi-conductrice pour mutateurs
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BBC BROWN BOVERI and CIE
BBC Brown Boveri AG Switzerland
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BBC BROWN BOVERI and CIE
BBC Brown Boveri AG Switzerland
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Application filed by BBC BROWN BOVERI and CIE, BBC Brown Boveri AG SwitzerlandfiledCriticalBBC BROWN BOVERI and CIE
Application grantedgrantedCritical
Publication of FR916427ApublicationCriticalpatent/FR916427A/fr
H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
H01J13/02—Details
H01J13/48—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
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
H01J2893/0087—Igniting means; Cathode spot maintaining or extinguishing means
FR916427D1944-11-031945-10-25Dispositif pour empêcher l'amalgamation et la destruction d'électrodes d'allumage en matière semi-conductrice pour mutateurs
ExpiredFR916427A
(fr)