NL78992C - - Google Patents

Info

Publication number
NL78992C
NL78992C NL78992DA NL78992C NL 78992 C NL78992 C NL 78992C NL 78992D A NL78992D A NL 78992DA NL 78992 C NL78992 C NL 78992C
Authority
NL
Netherlands
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 NL78992C publication Critical patent/NL78992C/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
    • H01J61/18—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
    • 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
NL78992D 1949-06-29 NL78992C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US102016A US2714684A (en) 1949-06-29 1949-06-29 Low pressure fluoresecent and discharge lamps

Publications (1)

Publication Number Publication Date
NL78992C true NL78992C (fr)

Family

ID=22287666

Family Applications (2)

Application Number Title Priority Date Filing Date
NL757506388A NL153292B (nl) 1949-06-29 Was-, spoel- of opvangbak.
NL78992D NL78992C (fr) 1949-06-29

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL757506388A NL153292B (nl) 1949-06-29 Was-, spoel- of opvangbak.

Country Status (7)

Country Link
US (1) US2714684A (fr)
BE (1) BE496584A (fr)
DE (1) DE905414C (fr)
ES (1) ES193066A1 (fr)
FR (1) FR1020704A (fr)
GB (1) GB673485A (fr)
NL (2) NL78992C (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2120777A1 (de) * 1971-04-28 1972-11-02 Multiblitz Dr.-Ing. D.A. Mannesmann Gmbh & Co Kg, 5050 Porz Blitzleuchtenanordnung
US4032814A (en) * 1974-08-19 1977-06-28 Duro-Test Corporation Fluorescent lamp with reduced wattage consumption
US4032813A (en) * 1974-08-19 1977-06-28 Duro-Test Corporation Fluorescent lamp with reduced wattage consumption having electrode shield with getter material
DE2722694C2 (de) * 1977-05-18 1985-01-10 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Quecksilberdampf-Niederdruckentladungslampe
US4308650A (en) * 1979-12-28 1982-01-05 Gte Products Corporation Method of making a mercury dispenser, getter and shield assembly for a fluorescent lamp
NL185639C (nl) * 1980-10-29 1990-06-01 Philips Nv Lagedrukkwikdampontladingslamp.
US4879469A (en) * 1988-05-13 1989-11-07 University Of North Carolina Mixed media for kinestatic charge detectors
US5013975A (en) * 1988-12-22 1991-05-07 Matsushita Electric Works, Ltd. Electrodeless discharge lamp
US6583566B1 (en) 2000-10-27 2003-06-24 General Electric Company Low wattage fluorescent lamp having improved phosphor layer
WO2003032364A1 (fr) * 2001-10-04 2003-04-17 Koninklijke Philips Electronics N.V. Lampe a vapeur de mercure a basse pression
US8421333B2 (en) 2011-03-07 2013-04-16 Osram Sylvania Inc. Energy saving gas discharge lamp including a xenon-based gaseous mixture

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL233305A (fr) * 1924-04-01
US2182732A (en) * 1926-12-10 1939-12-05 Gen Electric Metal vapor lamp
US2228327A (en) * 1929-05-04 1941-01-14 Hans J Spanner Discharge device
US1977688A (en) * 1930-03-10 1934-10-23 Gen Scientific Corp Permanent color gaseous conduction tube
US1929369A (en) * 1931-09-30 1933-10-03 Gen Electric Electrical discharge device
US2177710A (en) * 1938-04-22 1939-10-31 Gen Electric Fluorescent sign lamp
US2355258A (en) * 1941-05-13 1944-08-08 Sylvania Electric Prod Ultraviolet fluorescent lamp
US2363531A (en) * 1941-11-27 1944-11-28 Gen Electric Electric discharge device and electrode therefor
US2425697A (en) * 1944-03-02 1947-08-12 Gen Luminescent Corp Low-temperature luminescent lamp
US2473642A (en) * 1948-01-09 1949-06-21 Gen Electric Low-pressure electric discharge device

Also Published As

Publication number Publication date
NL153292B (nl)
BE496584A (fr)
DE905414C (de) 1954-03-01
US2714684A (en) 1955-08-02
ES193066A1 (es) 1951-07-01
GB673485A (en) 1952-06-04
FR1020704A (fr) 1953-02-10

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