NL157748B - MERCURY VAPOR DISCHARGE LAMP AND METHOD FOR MANUFACTURING THAT. - Google Patents

MERCURY VAPOR DISCHARGE LAMP AND METHOD FOR MANUFACTURING THAT.

Info

Publication number
NL157748B
NL157748B NL7207009.A NL7207009A NL157748B NL 157748 B NL157748 B NL 157748B NL 7207009 A NL7207009 A NL 7207009A NL 157748 B NL157748 B NL 157748B
Authority
NL
Netherlands
Prior art keywords
manufacturing
discharge lamp
mercury vapor
vapor discharge
mercury
Prior art date
Application number
NL7207009.A
Other languages
Dutch (nl)
Other versions
NL7207009A (en
Original Assignee
Thorn Electrical Ind Ltd
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 Thorn Electrical Ind Ltd filed Critical Thorn Electrical Ind Ltd
Publication of NL7207009A publication Critical patent/NL7207009A/xx
Publication of NL157748B publication Critical patent/NL157748B/en

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
NL7207009.A 1971-05-25 1972-05-24 MERCURY VAPOR DISCHARGE LAMP AND METHOD FOR MANUFACTURING THAT. NL157748B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1703171A GB1360022A (en) 1971-05-25 1971-05-25 Discharge lamps

Publications (2)

Publication Number Publication Date
NL7207009A NL7207009A (en) 1972-11-28
NL157748B true NL157748B (en) 1978-08-15

Family

ID=10087986

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7207009.A NL157748B (en) 1971-05-25 1972-05-24 MERCURY VAPOR DISCHARGE LAMP AND METHOD FOR MANUFACTURING THAT.

Country Status (7)

Country Link
AU (1) AU459873B2 (en)
CA (1) CA959914A (en)
DE (2) DE2225223C3 (en)
GB (1) GB1360022A (en)
IT (1) IT955808B (en)
NL (1) NL157748B (en)
ZA (1) ZA723378B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1397034A (en) * 1973-07-05 1975-06-11 Thorn Electrical Ind Ltd Discharge lamps
NL7712058A (en) * 1977-11-02 1979-05-04 Philips Nv LOW-PRESSURE MERCURY DISCHARGE LAMP.
WO1980001436A1 (en) * 1978-12-28 1980-07-10 Mitsubishi Electric Corp Metal-vapor discharge lamp
GB2182486B (en) * 1985-10-04 1990-06-06 Ushio Electric Inc Magnesium and iron vapor discharge lamp
GB2183085A (en) * 1985-10-04 1987-05-28 Ushio Electric Inc Iron vapor discharge lamp

Also Published As

Publication number Publication date
DE2265321C3 (en) 1982-09-30
DE2225223A1 (en) 1972-12-07
AU459873B2 (en) 1975-04-10
ZA723378B (en) 1973-02-28
DE2225223B2 (en) 1977-07-14
DE2225223C3 (en) 1978-03-16
AU4277672A (en) 1973-11-29
NL7207009A (en) 1972-11-28
GB1360022A (en) 1974-07-17
DE2265321B2 (en) 1980-08-28
CA959914A (en) 1974-12-24
IT955808B (en) 1973-09-29
DE2265321A1 (en) 1977-06-16

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: THORN ELEC