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Publication date
Application filed by Egyesuelt IzzolampafiledCriticalEgyesuelt Izzolampa
Publication of CH320914ApublicationCriticalpatent/CH320914A/de
H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
H01J9/02—Manufacture of electrodes or electrode systems
H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
H01J9/042—Manufacture, activation of the emissive part
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
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Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
CH320914D1952-04-241953-04-24Oxydkathode und Verfahren zu deren Herstellung
CH320914A
(de)