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Publication of BE557165ApublicationCriticalpatent/BE557165A/xx
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
H01J9/08—Manufacture of heaters for indirectly-heated cathodes
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Engineering & Computer Science
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Manufacturing & Machinery
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Solid Thermionic Cathode
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Compositions Of Oxide Ceramics
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Application Of Or Painting With Fluid Materials
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