BE422206A - - Google Patents

Info

Publication number
BE422206A
BE422206A BE422206A BE422206A BE422206A BE 422206 A BE422206 A BE 422206A BE 422206 A BE422206 A BE 422206A BE 422206 A BE422206 A BE 422206A BE 422206 A BE422206 A BE 422206A
Authority
BE
Belgium
Application number
BE422206A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE422206A publication Critical patent/BE422206A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/02—Tubes in which one or a few electrodes are secondary-electron emitting electrodes
    • 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
BE422206A 1936-06-22 1937-06-21 BE422206A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL78256A NL51881C (nl) 1936-06-22 1936-06-22 Electronenbuis, voorzien van een secundaire-emissie-electrode

Publications (1)

Publication Number Publication Date
BE422206A true BE422206A (enrdf_load_stackoverflow) 1937-07-31

Family

ID=19786677

Family Applications (1)

Application Number Title Priority Date Filing Date
BE422206A BE422206A (enrdf_load_stackoverflow) 1936-06-22 1937-06-21

Country Status (5)

Country Link
BE (1) BE422206A (enrdf_load_stackoverflow)
FR (1) FR823346A (enrdf_load_stackoverflow)
GB (2) GB497589A (enrdf_load_stackoverflow)
NL (1) NL51881C (enrdf_load_stackoverflow)
SE (1) SE102953C1 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE757225C (de) * 1938-08-30 1952-11-17 Lorenz C Ag Sekundaerelektronenvervielfacher mit mehreren hintereinander angeordneten und konzentrisch zur als Gluehkathode ausgebildeten Primaerelektronenquelle liegenden Prallelektroden
DE874176C (de) * 1939-03-25 1953-04-20 Sueddeutsche Telefon App Sekundaerelektronenvervielfacher mit Gluehkathode
BE864567A (fr) * 1977-04-25 1978-07-03 Chevron Res Procede d'hydrogenation d'esters en acools

Also Published As

Publication number Publication date
GB490652A (en) 1938-08-18
FR823346A (fr) 1938-01-18
GB497589A (en) 1938-12-19
NL51881C (nl) 1942-02-16
SE102953C1 (sv) 1941-11-04

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