CH447397A - Thoriumhaltige, hochemittierende Glühkathode für elektrische Entladegefässe und Verfahren zu ihrer Herstellung
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Thoriumhaltige, hochemittierende Glühkathode für elektrische Entladegefässe und Verfahren zu ihrer Herstellung
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Publication number
CH447397A
CH447397ACH714264ACH714264ACH447397ACH 447397 ACH447397 ACH 447397ACH 714264 ACH714264 ACH 714264ACH 714264 ACH714264 ACH 714264ACH 447397 ACH447397 ACH 447397A
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Application filed by Egyesuelt IzzolampafiledCriticalEgyesuelt Izzolampa
Publication of CH447397ApublicationCriticalpatent/CH447397A/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
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Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
CH714264A1964-05-211964-06-01Thoriumhaltige, hochemittierende Glühkathode für elektrische Entladegefässe und Verfahren zu ihrer Herstellung
CH447397A
(de)