HU186725B - High-pressure sodium-vapour discharge lamp - Google Patents

High-pressure sodium-vapour discharge lamp

Info

Publication number
HU186725B
HU186725B HU78PI618A HUPI000618A HU186725B HU 186725 B HU186725 B HU 186725B HU 78PI618 A HU78PI618 A HU 78PI618A HU PI000618 A HUPI000618 A HU PI000618A HU 186725 B HU186725 B HU 186725B
Authority
HU
Hungary
Prior art keywords
discharge lamp
pressure sodium
vapour discharge
vapour
sodium
Prior art date
Application number
HU78PI618A
Other languages
English (en)
Inventor
Vliet Johannes A J M Van
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 HU186725B publication Critical patent/HU186725B/hu

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
HU78PI618A 1977-04-15 1978-04-13 High-pressure sodium-vapour discharge lamp HU186725B (en)

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
HU186725B true HU186725B (en) 1985-09-30

Family

ID=19828362

Family Applications (1)

Application Number Title Priority Date Filing Date
HU78PI618A HU186725B (en) 1977-04-15 1978-04-13 High-pressure sodium-vapour discharge lamp

Country Status (12)

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

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
IT7822252A0 (it) 1978-04-12
DE2814882A1 (de) 1978-10-19
ATA256478A (de) 1980-05-15
US4146813A (en) 1979-03-27
DE2814882B2 (de) 1979-11-29
NL181157C (nl) 1987-06-16
NL181157B (nl) 1987-01-16
JPS53129469A (en) 1978-11-11
IT1095976B (it) 1985-08-17
FR2387511B1 (hu) 1982-04-23
CA1101918A (en) 1981-05-26
ES468743A1 (es) 1978-12-16
AT360117B (de) 1980-12-29
NL7704132A (nl) 1978-10-17
FR2387511A1 (fr) 1978-11-10
GB1570881A (en) 1980-07-09
DE2814882C3 (de) 1980-09-04
BE865961A (fr) 1978-10-13

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