BE778347A - HALOGEN LAMP, TUNGSTEN FILAMENT, PERFECTED - Google Patents

HALOGEN LAMP, TUNGSTEN FILAMENT, PERFECTED

Info

Publication number
BE778347A
BE778347A BE778347A BE778347A BE778347A BE 778347 A BE778347 A BE 778347A BE 778347 A BE778347 A BE 778347A BE 778347 A BE778347 A BE 778347A BE 778347 A BE778347 A BE 778347A
Authority
BE
Belgium
Prior art keywords
perfected
halogen lamp
tungsten filament
filament
tungsten
Prior art date
Application number
BE778347A
Other languages
French (fr)
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 BE778347A publication Critical patent/BE778347A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
BE778347A 1971-01-22 1972-01-21 HALOGEN LAMP, TUNGSTEN FILAMENT, PERFECTED BE778347A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB299571 1971-01-22

Publications (1)

Publication Number Publication Date
BE778347A true BE778347A (en) 1972-05-16

Family

ID=9749959

Family Applications (1)

Application Number Title Priority Date Filing Date
BE778347A BE778347A (en) 1971-01-22 1972-01-21 HALOGEN LAMP, TUNGSTEN FILAMENT, PERFECTED

Country Status (12)

Country Link
AT (1) AT308899B (en)
AU (1) AU458233B2 (en)
BE (1) BE778347A (en)
CA (1) CA940998A (en)
CH (1) CH558083A (en)
DE (1) DE2203087C3 (en)
FR (1) FR2123009A5 (en)
GB (1) GB1345901A (en)
IT (1) IT946826B (en)
NL (1) NL7200850A (en)
SE (1) SE367511B (en)
ZA (1) ZA72271B (en)

Also Published As

Publication number Publication date
DE2203087A1 (en) 1972-08-03
SE367511B (en) 1974-05-27
FR2123009A5 (en) 1972-09-01
CH558083A (en) 1975-01-15
IT946826B (en) 1973-05-21
ZA72271B (en) 1972-09-27
CA940998A (en) 1974-01-29
GB1345901A (en) 1974-02-06
AU3819572A (en) 1973-07-26
AU458233B2 (en) 1975-02-20
DE2203087C3 (en) 1978-07-20
DE2203087B2 (en) 1977-12-01
NL7200850A (en) 1972-07-25
AT308899B (en) 1973-07-25

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