NL185480C - Hogedruknatriumdampontladingslamp. - Google Patents

Hogedruknatriumdampontladingslamp.

Info

Publication number
NL185480C
NL185480C NL8004726A NL8004726A NL185480C NL 185480 C NL185480 C NL 185480C NL 8004726 A NL8004726 A NL 8004726A NL 8004726 A NL8004726 A NL 8004726A NL 185480 C NL185480 C NL 185480C
Authority
NL
Netherlands
Prior art keywords
high pressure
discharge lamp
vapor discharge
pressure sodium
sodium vapor
Prior art date
Application number
NL8004726A
Other languages
English (en)
Dutch (nl)
Other versions
NL8004726A (nl
NL185480B (nl
Inventor
Cornelis Adrianus Joann Jacobs
Josephus Franciscus Eijsermans
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
Priority to NL8004726A priority Critical patent/NL185480C/xx
Priority to DE19813131990 priority patent/DE3131990A1/de
Priority to GB8125034A priority patent/GB2082382B/en
Priority to FR8115824A priority patent/FR2489039A1/fr
Priority to JP12830581A priority patent/JPS5755056A/ja
Priority to BE0/205719A priority patent/BE890021A/fr
Publication of NL8004726A publication Critical patent/NL8004726A/nl
Publication of NL185480B publication Critical patent/NL185480B/xx
Application granted granted Critical
Publication of NL185480C publication Critical patent/NL185480C/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
    • H01J61/30—Vessels; Containers
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/302—Vessels; Containers characterised by the material of the vessel
NL8004726A 1980-08-21 1980-08-21 Hogedruknatriumdampontladingslamp. NL185480C (nl)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL8004726A NL185480C (nl) 1980-08-21 1980-08-21 Hogedruknatriumdampontladingslamp.
DE19813131990 DE3131990A1 (de) 1980-08-21 1981-08-13 "hochdrucknatriumdampfentladungslampe"
GB8125034A GB2082382B (en) 1980-08-21 1981-08-17 High-pressure sodium vapour discharge lamp
FR8115824A FR2489039A1 (fr) 1980-08-21 1981-08-17 Lampe a decharge dans la vapeur de sodium a haute pression
JP12830581A JPS5755056A (en) 1980-08-21 1981-08-18 High pressure sodium vapor discharge lamp
BE0/205719A BE890021A (fr) 1980-08-21 1981-08-19 Lampe a decharge dans la vapeur de sodium a haute pression

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8004726A NL185480C (nl) 1980-08-21 1980-08-21 Hogedruknatriumdampontladingslamp.
NL8004726 1980-08-21

Publications (3)

Publication Number Publication Date
NL8004726A NL8004726A (nl) 1982-03-16
NL185480B NL185480B (nl) 1989-11-16
NL185480C true NL185480C (nl) 1991-01-16

Family

ID=19835764

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8004726A NL185480C (nl) 1980-08-21 1980-08-21 Hogedruknatriumdampontladingslamp.

Country Status (6)

Country Link
JP (1) JPS5755056A (ja)
BE (1) BE890021A (ja)
DE (1) DE3131990A1 (ja)
FR (1) FR2489039A1 (ja)
GB (1) GB2082382B (ja)
NL (1) NL185480C (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4620131A (en) * 1983-07-25 1986-10-28 U.S. Philips Corporation Lamp with discharge vessel made of densely sintered translucent aluminium oxide
JP2005527935A (ja) * 2002-01-28 2005-09-15 ジェム ライティング エルエルシー 単結晶サファイア外殻を用いた高輝度放電ランプ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7204638A (ja) * 1972-04-07 1973-10-09
US3906272A (en) * 1974-04-01 1975-09-16 Gen Electric Low wattage high pressure sodium vapor lamps
NL177058C (nl) * 1977-04-15 1985-07-16 Philips Nv Hogedruknatriumdampontladingslamp.
JPS5477481A (en) * 1977-12-02 1979-06-20 Ngk Insulators Ltd Polycrystal transparent alumina light emitting tube and high voltage vapor discharge lamp using same
JPS5553054A (en) * 1978-10-14 1980-04-18 Toshiba Corp High pressure sodium lamp

Also Published As

Publication number Publication date
GB2082382A (en) 1982-03-03
JPS5755056A (en) 1982-04-01
BE890021A (fr) 1982-02-19
NL8004726A (nl) 1982-03-16
FR2489039B1 (ja) 1984-10-19
NL185480B (nl) 1989-11-16
DE3131990A1 (de) 1982-04-22
GB2082382B (en) 1984-03-28
DE3131990C2 (ja) 1992-07-02
FR2489039A1 (fr) 1982-02-26

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
A85 Still pending on 85-01-01
BC A request for examination has been filed
R1VN Request for mentioning name(s) of the inventor(s) in the patent or request for changing the name(s) of inventor(s) with respec
NP1 Not automatically granted patents
V1 Lapsed because of non-payment of the annual fee