BE486748A - - Google Patents

Info

Publication number
BE486748A
BE486748A BE486748DA BE486748A BE 486748 A BE486748 A BE 486748A BE 486748D A BE486748D A BE 486748DA BE 486748 A BE486748 A BE 486748A
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 BE486748A publication Critical patent/BE486748A/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
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/16—Selection of substances for gas fillings; Specified operating pressure or temperature having helium, argon, neon, krypton, or xenon as the principle constituent
    • 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
BE486748D 1948-01-09 BE486748A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US486748XA 1948-01-09 1948-01-09

Publications (1)

Publication Number Publication Date
BE486748A true BE486748A (enrdf_load_stackoverflow)

Family

ID=22071183

Family Applications (1)

Application Number Title Priority Date Filing Date
BE486748D BE486748A (enrdf_load_stackoverflow) 1948-01-09

Country Status (3)

Country Link
BE (1) BE486748A (enrdf_load_stackoverflow)
DE (1) DE838801C (enrdf_load_stackoverflow)
GB (1) GB667070A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003032364A1 (en) * 2001-10-04 2003-04-17 Koninklijke Philips Electronics N.V. Low-pressure mercury discharge lamp
EP1550146A2 (en) * 2002-04-11 2005-07-06 Koninklijke Philips Electronics N.V. Low-pressure mercury vapor discharge lamp
CN100380568C (zh) * 2002-04-11 2008-04-09 皇家飞利浦电子股份有限公司 低压汞蒸汽放电灯
WO2003086789A1 (de) 2002-04-17 2003-10-23 Continental Teves Ag & Co. Ohg Verfahren zur erkennung von reifeneigenschaften
US20070138965A1 (en) * 2002-10-04 2007-06-21 Koninklijke Philips Electronics N.V. Low-pressure mercury vapor discharge lamp

Also Published As

Publication number Publication date
GB667070A (en) 1952-02-27
DE838801C (de) 1952-05-12

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