NL164423C - Lagedruknatriumdampontladingslamp. - Google Patents

Lagedruknatriumdampontladingslamp.

Info

Publication number
NL164423C
NL164423C NL6918745.A NL6918745A NL164423C NL 164423 C NL164423 C NL 164423C NL 6918745 A NL6918745 A NL 6918745A NL 164423 C NL164423 C NL 164423C
Authority
NL
Netherlands
Prior art keywords
low pressure
discharge lamp
vapor discharge
pressure sodium
sodium vapor
Prior art date
Application number
NL6918745.A
Other languages
English (en)
Other versions
NL6918745A (nl
NL164423B (nl
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 NL6918745.A priority Critical patent/NL164423C/nl
Priority to DE2059577A priority patent/DE2059577C3/de
Priority to US95435A priority patent/US3678315A/en
Priority to FR7044470A priority patent/FR2073525A5/fr
Priority to GB58685/70A priority patent/GB1284789A/en
Priority to BE760258A priority patent/BE760258A/xx
Publication of NL6918745A publication Critical patent/NL6918745A/xx
Publication of NL164423B publication Critical patent/NL164423B/nl
Application granted granted Critical
Publication of NL164423C publication Critical patent/NL164423C/nl

Links

Classifications

    • 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
    • H01J61/74—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of difficult vaporisable metal vapour, e.g. sodium
    • 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
    • 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
    • H01J61/33—Special shape of cross-section, e.g. for producing cool spot
NL6918745.A 1969-12-13 1969-12-13 Lagedruknatriumdampontladingslamp. NL164423C (nl)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL6918745.A NL164423C (nl) 1969-12-13 1969-12-13 Lagedruknatriumdampontladingslamp.
DE2059577A DE2059577C3 (de) 1969-12-13 1970-12-03 Niederdruck-Natriumdampf-Entladungslampe
US95435A US3678315A (en) 1969-12-13 1970-12-07 Low-pressure sodium vapor discharge lamp
FR7044470A FR2073525A5 (fr) 1969-12-13 1970-12-10 Lampe a decharge dans la vapeur de sodium a basse pression
GB58685/70A GB1284789A (en) 1969-12-13 1970-12-10 Low-pressure sodium vapour discharge lamp
BE760258A BE760258A (fr) 1969-12-13 1970-12-11 Lampe a decharge dans la vapeur de sodium a basse pression

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6918745.A NL164423C (nl) 1969-12-13 1969-12-13 Lagedruknatriumdampontladingslamp.

Publications (3)

Publication Number Publication Date
NL6918745A NL6918745A (nl) 1971-06-15
NL164423B NL164423B (nl) 1980-07-15
NL164423C true NL164423C (nl) 1980-12-15

Family

ID=19808623

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6918745.A NL164423C (nl) 1969-12-13 1969-12-13 Lagedruknatriumdampontladingslamp.

Country Status (6)

Country Link
US (1) US3678315A (nl)
BE (1) BE760258A (nl)
DE (1) DE2059577C3 (nl)
FR (1) FR2073525A5 (nl)
GB (1) GB1284789A (nl)
NL (1) NL164423C (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7712059A (nl) * 1977-11-02 1979-05-04 Philips Nv Lagedruknatriumdampontladingslamp.
DE10044562A1 (de) * 2000-09-08 2002-03-21 Philips Corp Intellectual Pty Niederdruckgasentladungslampe mit quecksilberfreier Gasfüllung
CN101164135A (zh) * 2005-04-20 2008-04-16 皇家飞利浦电子股份有限公司 包括铟和钠的卤化物的低压气体放电灯

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE623133A (nl) * 1961-10-04

Also Published As

Publication number Publication date
GB1284789A (en) 1972-08-09
FR2073525A5 (fr) 1971-10-01
DE2059577C3 (de) 1978-04-06
NL6918745A (nl) 1971-06-15
DE2059577B2 (de) 1977-07-28
DE2059577A1 (de) 1971-06-16
US3678315A (en) 1972-07-18
BE760258A (fr) 1971-06-11
NL164423B (nl) 1980-07-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee