BE527259A - - Google Patents

Info

Publication number
BE527259A
BE527259A BE527259DA BE527259A BE 527259 A BE527259 A BE 527259A BE 527259D A BE527259D A BE 527259DA BE 527259 A BE527259 A BE 527259A
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 BE527259A publication Critical patent/BE527259A/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/70Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/72Lamps 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/02Details
    • H01J61/50Auxiliary parts or solid material within the envelope for reducing risk of explosion upon breakage of the envelope, e.g. for use in mines
BE527259D 1953-03-30 BE527259A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL762790X 1953-03-30

Publications (1)

Publication Number Publication Date
BE527259A true BE527259A (en:Method)

Family

ID=19827523

Family Applications (1)

Application Number Title Priority Date Filing Date
BE527259D BE527259A (en:Method) 1953-03-30

Country Status (6)

Country Link
US (1) US2824993A (en:Method)
BE (1) BE527259A (en:Method)
DE (1) DE1006965B (en:Method)
FR (1) FR1097442A (en:Method)
GB (1) GB762790A (en:Method)
NL (1) NL177259C (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1046772B (de) 1953-04-22 1958-12-18 Patra Patent Treuhand Roehrenfoermige elektrische Lampe zum Betrieb in explosionsgefaehrdeten Raeumen
DE1254764B (de) 1961-07-24 1967-11-23 Ulrich W Doering Mit Edelgas und einem Zusatz von Quecksilber-dampf gefuellte Leuchtstoffroehrenlampe
US4221988A (en) * 1977-01-23 1980-09-09 U.S. Philips Corporation Low pressure gas discharge lamp having fibers evenly distributed between the electrodes
US4173730A (en) * 1978-07-11 1979-11-06 Westinghouse Electric Corp. Compact fluorescent lamp unit having integral circuit means for DC operation
US4182975A (en) * 1978-07-11 1980-01-08 Westinghouse Electric Corp. Compact fluorescent lamp having a partitioned envelope, and method of manufacture
US4184101A (en) * 1978-07-11 1980-01-15 Westinghouse Electric Corp. Compact fluorescent lamp having a partitioned envelope

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1467187A (en) * 1921-08-06 1923-09-04 Air Reduction Luminescent tube
US1788951A (en) * 1927-12-19 1931-01-13 Manhattan Electrical Supply Co High-power luminous electrical discharge tube
GB329639A (en) * 1928-12-18 1930-05-19 Albert Edward Chapman Improvements in and relating to luminous electric discharge tubes
FR810206A (fr) * 1936-09-02 1937-03-18 Procédé pour l'obtention d'un éclairage scintillant dans les tubes lumineux aux gaz rares
CH290444A (de) * 1950-05-05 1953-04-30 Graber Hans Mit Leuchtstoffen versehene Gas- und Dampfentladungslampe.

Also Published As

Publication number Publication date
FR1097442A (fr) 1955-07-05
DE1006965B (de) 1957-04-25
NL177259C (nl)
US2824993A (en) 1958-02-25
GB762790A (en) 1956-12-05

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