SE396670B - Volfram-halogenglodlampa med en fyllning innefattande kol och en halogen - Google Patents

Volfram-halogenglodlampa med en fyllning innefattande kol och en halogen

Info

Publication number
SE396670B
SE396670B SE7316709A SE7316709A SE396670B SE 396670 B SE396670 B SE 396670B SE 7316709 A SE7316709 A SE 7316709A SE 7316709 A SE7316709 A SE 7316709A SE 396670 B SE396670 B SE 396670B
Authority
SE
Sweden
Prior art keywords
halogen
volfram
including carbon
filling including
flower lamp
Prior art date
Application number
SE7316709A
Other languages
English (en)
Swedish (sv)
Other versions
SE7316709L (it
Inventor
J M Rees
V W Goddard
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
Priority to US491675A priority Critical patent/US3912961A/en
Publication of SE7316709L publication Critical patent/SE7316709L/xx
Publication of SE396670B publication Critical patent/SE396670B/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K1/00Details
    • H01K1/50Selection of substances for gas fillings; Specified pressure thereof
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
SE7316709A 1973-11-28 1973-12-11 Volfram-halogenglodlampa med en fyllning innefattande kol och en halogen SE396670B (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US491675A US3912961A (en) 1973-11-28 1974-07-25 Electric incandescent lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5523073A GB1387240A (en) 1973-11-28 1973-11-28 Electric incandescent lamps

Publications (2)

Publication Number Publication Date
SE7316709L SE7316709L (it) 1975-05-29
SE396670B true SE396670B (sv) 1977-09-26

Family

ID=10473323

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7316709A SE396670B (sv) 1973-11-28 1973-12-11 Volfram-halogenglodlampa med en fyllning innefattande kol och en halogen

Country Status (12)

Country Link
JP (1) JPS5086187A (it)
AT (1) AT351632B (it)
BE (1) BE820427R (it)
CA (1) CA985359A (it)
CH (1) CH607326A5 (it)
DE (1) DE2452029C3 (it)
FR (1) FR2252651B2 (it)
GB (1) GB1387240A (it)
IT (1) IT1046818B (it)
NL (1) NL181158C (it)
SE (1) SE396670B (it)
ZA (1) ZA745614B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8302494D0 (en) * 1983-01-29 1983-03-02 Emi Plc Thorn Tungsten halogen incandescent lamps

Also Published As

Publication number Publication date
AT351632B (de) 1979-08-10
ATA838774A (de) 1979-01-15
DE2452029B2 (de) 1979-05-31
FR2252651B2 (it) 1978-12-08
NL181158C (nl) 1987-06-16
SE7316709L (it) 1975-05-29
CA985359A (en) 1976-03-09
CH607326A5 (it) 1978-12-15
ZA745614B (en) 1975-11-26
FR2252651A2 (it) 1975-06-20
NL181158B (nl) 1987-01-16
DE2452029C3 (de) 1980-01-24
IT1046818B (it) 1980-07-31
JPS5086187A (it) 1975-07-11
NL7415561A (nl) 1975-05-30
GB1387240A (en) 1975-03-12
DE2452029A1 (de) 1975-06-05
BE820427R (fr) 1975-01-16
AU7335974A (en) 1976-03-18

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