BE331769A - - Google Patents

Info

Publication number
BE331769A
BE331769A BE331769DA BE331769A BE 331769 A BE331769 A BE 331769A BE 331769D A BE331769D A BE 331769DA BE 331769 A BE331769 A BE 331769A
Authority
BE
Belgium
Prior art keywords
wire
thorium
reducing agent
binder
core
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE331769A publication Critical patent/BE331769A/fr

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus 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
    • H01J9/02Manufacture of electrodes or electrode systems
    • H01J9/04Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/042Manufacture, activation of the emissive part

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microwave Tubes (AREA)
BE331769D BE331769A (cs)

Publications (1)

Publication Number Publication Date
BE331769A true BE331769A (cs)

Family

ID=10794

Family Applications (1)

Application Number Title Priority Date Filing Date
BE331769D BE331769A (cs)

Country Status (1)

Country Link
BE (1) BE331769A (cs)

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