BE379115A - - Google Patents

Info

Publication number
BE379115A
BE379115A BE379115DA BE379115A BE 379115 A BE379115 A BE 379115A BE 379115D A BE379115D A BE 379115DA BE 379115 A BE379115 A BE 379115A
Authority
BE
Belgium
Prior art keywords
alkaline earth
earth metal
reaction mixture
tube
metal
Prior art date
Application number
Other languages
English (en)
French (fr)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE379115A publication Critical patent/BE379115A/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)
  • Manufacture And Refinement Of Metals (AREA)
BE379115D 1931-04-21 BE379115A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR40132T 1931-04-21

Publications (1)

Publication Number Publication Date
BE379115A true BE379115A (enrdf_load_stackoverflow)

Family

ID=8676448

Family Applications (1)

Application Number Title Priority Date Filing Date
BE379115D BE379115A (enrdf_load_stackoverflow) 1931-04-21

Country Status (3)

Country Link
BE (1) BE379115A (enrdf_load_stackoverflow)
FR (1) FR40132E (enrdf_load_stackoverflow)
NL (1) NL32001C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR40132E (fr) 1932-04-20
NL32001C (enrdf_load_stackoverflow)

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