BE865961A - Lampe a decharge dans la vapeur de sodium a haute pression - Google Patents

Lampe a decharge dans la vapeur de sodium a haute pression

Info

Publication number
BE865961A
BE865961A BE186778A BE186778A BE865961A BE 865961 A BE865961 A BE 865961A BE 186778 A BE186778 A BE 186778A BE 186778 A BE186778 A BE 186778A BE 865961 A BE865961 A BE 865961A
Authority
BE
Belgium
Prior art keywords
high pressure
discharge lamp
vapor discharge
pressure sodium
sodium vapor
Prior art date
Application number
BE186778A
Other languages
English (en)
French (fr)
Original Assignee
Philips Nv
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.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Publication of BE865961A publication Critical patent/BE865961A/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
    • H01J61/22—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent vapour of an alkali metal
BE186778A 1977-04-15 1978-04-13 Lampe a decharge dans la vapeur de sodium a haute pression BE865961A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7704132,A NL181157C (nl) 1977-04-15 1977-04-15 Hogedruknatriumdampontladingslamp.

Publications (1)

Publication Number Publication Date
BE865961A true BE865961A (fr) 1978-10-13

Family

ID=19828362

Family Applications (1)

Application Number Title Priority Date Filing Date
BE186778A BE865961A (fr) 1977-04-15 1978-04-13 Lampe a decharge dans la vapeur de sodium a haute pression

Country Status (12)

Country Link
US (1) US4146813A (xx)
JP (1) JPS53129469A (xx)
AT (1) AT360117B (xx)
BE (1) BE865961A (xx)
CA (1) CA1101918A (xx)
DE (1) DE2814882C3 (xx)
ES (1) ES468743A1 (xx)
FR (1) FR2387511A1 (xx)
GB (1) GB1570881A (xx)
HU (1) HU186725B (xx)
IT (1) IT1095976B (xx)
NL (1) NL181157C (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL179855C (nl) * 1978-02-22 1986-11-17 Philips Nv Hogedruknatriumdampontladingslamp.
NL7902573A (nl) * 1979-04-03 1980-10-07 Philips Nv Menglichtlamp.
NL7903285A (nl) * 1979-04-26 1980-10-28 Philips Nv Ontladingslamp.
DE2941114C2 (de) * 1979-10-10 1984-06-28 Matsushita Electronics Corp., Kadoma, Osaka Hochdruck-Natriumdampf-Entladungslampe
US4418300A (en) * 1980-01-17 1983-11-29 Mitsubishi Denki Kabushiki Kaisha Metal vapor discharge lamp with heat insulator and starting aid
US4633135A (en) * 1980-12-29 1986-12-30 General Electric Company Starting aid for high pressure sodium vapor lamp
US4757236A (en) * 1984-11-29 1988-07-12 General Electric Company High pressure metal halide arc lamp with xenon buffer gas
US5814944A (en) 1996-01-22 1998-09-29 Matsushita Electric Works, Ltd. High pressure sodium vapor lamp with high color rendering
DE19640850A1 (de) * 1996-10-02 1998-04-09 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Natriumhochdrucklampe kleiner Leistung
US6498429B1 (en) 1999-11-15 2002-12-24 General Electric Company Sodium-xenon lamp with improved characteristics at end-of-life

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL168993C (nl) * 1975-01-17 1982-05-17 Philips Nv Werkwijze voor het bedrijven van een zelfstabiliserende ontladingslamp.

Also Published As

Publication number Publication date
JPS53129469A (en) 1978-11-11
NL181157B (nl) 1987-01-16
IT1095976B (it) 1985-08-17
CA1101918A (en) 1981-05-26
DE2814882C3 (de) 1980-09-04
ATA256478A (de) 1980-05-15
NL181157C (nl) 1987-06-16
ES468743A1 (es) 1978-12-16
DE2814882B2 (de) 1979-11-29
GB1570881A (en) 1980-07-09
AT360117B (de) 1980-12-29
HU186725B (en) 1985-09-30
NL7704132A (nl) 1978-10-17
IT7822252A0 (it) 1978-04-12
DE2814882A1 (de) 1978-10-19
US4146813A (en) 1979-03-27
FR2387511B1 (xx) 1982-04-23
FR2387511A1 (fr) 1978-11-10

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN

Effective date: 19870430