BE457964A - - Google Patents

Info

Publication number
BE457964A
BE457964A BE457964DA BE457964A BE 457964 A BE457964 A BE 457964A BE 457964D A BE457964D A BE 457964DA BE 457964 A BE457964 A BE 457964A
Authority
BE
Belgium
Application number
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 BE457964A publication Critical patent/BE457964A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H01J61/548—Igniting arrangements, e.g. promoting ionisation for starting using radioactive means to promote ionisation
    • 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
    • H01J1/14—Solid thermionic cathodes characterised by the material
BE457964D 1944-12-21 BE457964A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE915247X 1944-12-21

Publications (1)

Publication Number Publication Date
BE457964A true BE457964A (ja)

Family

ID=3886003

Family Applications (1)

Application Number Title Priority Date Filing Date
BE457964D BE457964A (ja) 1944-12-21

Country Status (2)

Country Link
BE (1) BE457964A (ja)
FR (1) FR915247A (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1037007B (de) * 1954-12-23 1958-08-21 Pat & Visseaux Claude Kalte Hohlelektrode fuer elektrische Entladungslampen mit einer Quecksilberdampf- und Gasatmosphaere
DE1021498B (de) * 1956-05-05 1957-12-27 Licentia Gmbh Gas- oder Dampfentladungsroehre mit einer Kaltkathode
GB1052612A (ja) * 1964-03-03

Also Published As

Publication number Publication date
FR915247A (fr) 1946-10-30

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