GB1541437A - Electrical discharge lamp - Google Patents

Electrical discharge lamp

Info

Publication number
GB1541437A
GB1541437A GB618175A GB618175A GB1541437A GB 1541437 A GB1541437 A GB 1541437A GB 618175 A GB618175 A GB 618175A GB 618175 A GB618175 A GB 618175A GB 1541437 A GB1541437 A GB 1541437A
Authority
GB
United Kingdom
Prior art keywords
discharge lamp
electrical discharge
electrical
lamp
discharge
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB618175A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thorn Electrical Industries Ltd
Original Assignee
Thorn Electrical Industries 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 Industries Ltd filed Critical Thorn Electrical Industries Ltd
Priority to GB618175A priority Critical patent/GB1541437A/en
Priority to CA245,055A priority patent/CA1070368A/en
Priority to JP1239776A priority patent/JPS51103685A/ja
Priority to DE19762605290 priority patent/DE2605290C2/de
Priority to NL7601463A priority patent/NL7601463A/xx
Priority to BE165216A priority patent/BE839624A/xx
Priority to US05/831,551 priority patent/US4135110A/en
Publication of GB1541437A publication Critical patent/GB1541437A/en
Expired legal-status Critical Current

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
    • H01J61/125—Selection of substances for gas fillings; Specified operating pressure or temperature having an halogenide as principal component
GB618175A 1975-02-13 1975-02-13 Electrical discharge lamp Expired GB1541437A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB618175A GB1541437A (en) 1975-02-13 1975-02-13 Electrical discharge lamp
CA245,055A CA1070368A (en) 1975-02-13 1976-02-05 Electrical discharge lamp
JP1239776A JPS51103685A (ja) 1975-02-13 1976-02-09 Hodento
DE19762605290 DE2605290C2 (de) 1975-02-13 1976-02-11 Hochdruck-Entladungslampe
NL7601463A NL7601463A (nl) 1975-02-13 1976-02-12 Hogedruk ontladingslamp.
BE165216A BE839624A (fr) 1975-02-13 1976-03-16 Lampe a decharge electrique
US05/831,551 US4135110A (en) 1975-02-13 1977-09-08 Electrical discharge lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB618175A GB1541437A (en) 1975-02-13 1975-02-13 Electrical discharge lamp

Publications (1)

Publication Number Publication Date
GB1541437A true GB1541437A (en) 1979-02-28

Family

ID=9809888

Family Applications (1)

Application Number Title Priority Date Filing Date
GB618175A Expired GB1541437A (en) 1975-02-13 1975-02-13 Electrical discharge lamp

Country Status (6)

Country Link
JP (1) JPS51103685A (de)
BE (1) BE839624A (de)
CA (1) CA1070368A (de)
DE (1) DE2605290C2 (de)
GB (1) GB1541437A (de)
NL (1) NL7601463A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2655167C2 (de) * 1976-12-06 1986-12-18 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Hochdruckentladungslampe mit Metallhalogeniden
DE2840771A1 (de) * 1978-09-19 1980-03-27 Patra Patent Treuhand Hochdruckentladungslampe mit metallhalogeniden
NL7901480A (nl) * 1979-02-26 1980-08-28 Philips Nv Hogedrukkwikdampontladingslamp.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234421A (en) * 1961-01-23 1966-02-08 Gen Electric Metallic halide electric discharge lamps
JPS527869B2 (de) * 1971-11-22 1977-03-04
US3781586A (en) * 1972-12-04 1973-12-25 Gen Electric Long lifetime mercury-metal halide discharge lamps
NL7303079A (de) * 1973-03-06 1974-09-10

Also Published As

Publication number Publication date
DE2605290C2 (de) 1986-06-12
CA1070368A (en) 1980-01-22
JPS51103685A (ja) 1976-09-13
NL7601463A (nl) 1976-08-17
DE2605290A1 (de) 1976-08-26
BE839624A (fr) 1976-07-16

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940212