BE355094A - - Google Patents

Info

Publication number
BE355094A
BE355094A BE355094DA BE355094A BE 355094 A BE355094 A BE 355094A BE 355094D A BE355094D A BE 355094DA BE 355094 A BE355094 A BE 355094A
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 BE355094A publication Critical patent/BE355094A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
    • H01J61/20—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent mercury vapour
BE355094D 1927-10-29 BE355094A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL299704X 1927-10-29

Publications (1)

Publication Number Publication Date
BE355094A true BE355094A (xx)

Family

ID=19783188

Family Applications (1)

Application Number Title Priority Date Filing Date
BE355094D BE355094A (xx) 1927-10-29

Country Status (3)

Country Link
BE (1) BE355094A (xx)
FR (1) FR662768A (xx)
GB (1) GB299704A (xx)

Also Published As

Publication number Publication date
FR662768A (fr) 1929-08-12
GB299704A (en) 1930-01-16

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