DK444889D0 - Hoejtryks-natriumdampudladningslampe - Google Patents

Hoejtryks-natriumdampudladningslampe

Info

Publication number
DK444889D0
DK444889D0 DK444889A DK444889A DK444889D0 DK 444889 D0 DK444889 D0 DK 444889D0 DK 444889 A DK444889 A DK 444889A DK 444889 A DK444889 A DK 444889A DK 444889 D0 DK444889 D0 DK 444889D0
Authority
DK
Denmark
Prior art keywords
natriumdampudladningslampe
pressure
pressure natriumdampudladningslampe
Prior art date
Application number
DK444889A
Other languages
English (en)
Other versions
DK444889A (da
DK170567B1 (da
Inventor
Cornelis Adrianus Joann Jacobs
Aldegondus Wouterus Jansen
Jan Alfons Julia Stoffels
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 DK444889D0 publication Critical patent/DK444889D0/da
Publication of DK444889A publication Critical patent/DK444889A/da
Application granted granted Critical
Publication of DK170567B1 publication Critical patent/DK170567B1/da

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
    • H01J61/825—High-pressure sodium lamps
    • 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
DK444889A 1988-09-12 1989-09-08 Højtryks-natriumdampudladningslampe DK170567B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8802228 1988-09-12
NL8802228A NL8802228A (nl) 1988-09-12 1988-09-12 Hogedruknatriumontladingslamp.

Publications (3)

Publication Number Publication Date
DK444889D0 true DK444889D0 (da) 1989-09-08
DK444889A DK444889A (da) 1990-03-13
DK170567B1 DK170567B1 (da) 1995-10-23

Family

ID=19852882

Family Applications (1)

Application Number Title Priority Date Filing Date
DK444889A DK170567B1 (da) 1988-09-12 1989-09-08 Højtryks-natriumdampudladningslampe

Country Status (7)

Country Link
US (1) US5600204A (da)
EP (1) EP0364014B1 (da)
JP (1) JP3014105B2 (da)
DE (1) DE68915506T2 (da)
DK (1) DK170567B1 (da)
HU (1) HU200857B (da)
NL (1) NL8802228A (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5150017A (en) * 1991-06-27 1992-09-22 Gte Products Corporation High pressure sodium discharge lamp
EP0561450B1 (en) * 1992-03-16 1996-06-12 Koninklijke Philips Electronics N.V. High-pressure sodium lamp
WO1996030931A1 (en) * 1995-03-28 1996-10-03 Philips Electronics N.V. Electric lamp with moisture-repelling coating
WO1998026350A1 (en) * 1996-12-13 1998-06-18 Koninklijke Philips Electronics N.V. Redundant data processing system having two programmed logic controllers operating in tandem
DE19851955B4 (de) * 1998-11-02 2004-12-09 Flowil International Lighting (Holding) B.V. Hochdrucknatriumdampflampe
ATE250280T1 (de) * 1998-11-02 2003-10-15 Flowil Int Lighting Hochdrucknatriumdampflampe
US20020117965A1 (en) * 2001-02-23 2002-08-29 Osram Sylvania Inc. High buffer gas pressure ceramic arc tube and method and apparatus for making same
EP2301063B1 (en) 2008-07-10 2013-10-23 Koninklijke Philips N.V. High-pressure sodium vapor discharge lamp with hybrid antenna
CN104465312A (zh) * 2014-11-27 2015-03-25 武汉钢铁(集团)公司 氙气大灯泡用填充气体
RU169967U1 (ru) * 2016-07-19 2017-04-11 Евгений Михайлович Силкин Натриевая лампа высокого давления

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4025812A (en) * 1975-10-14 1977-05-24 General Electric Company Alumina ceramic alkali metal lamp having metal getter structure
NL177058C (nl) * 1977-04-15 1985-07-16 Philips Nv Hogedruknatriumdampontladingslamp.
NL8000326A (nl) * 1979-05-28 1980-12-02 Philips Nv Hogedruknatriumdampontladingslamp.
US4418300A (en) * 1980-01-17 1983-11-29 Mitsubishi Denki Kabushiki Kaisha Metal vapor discharge lamp with heat insulator and starting aid
JPS6251935A (ja) * 1985-08-29 1987-03-06 日本電池株式会社 植物育成用人口照明方法
US5150017A (en) * 1991-06-27 1992-09-22 Gte Products Corporation High pressure sodium discharge lamp

Also Published As

Publication number Publication date
DE68915506D1 (de) 1994-06-30
US5600204A (en) 1997-02-04
HU200857B (en) 1990-08-28
JPH02109249A (ja) 1990-04-20
EP0364014B1 (en) 1994-05-25
NL8802228A (nl) 1990-04-02
DK444889A (da) 1990-03-13
DK170567B1 (da) 1995-10-23
DE68915506T2 (de) 1994-12-15
JP3014105B2 (ja) 2000-02-28
EP0364014A1 (en) 1990-04-18
HUT51030A (en) 1990-03-28

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed