NL162509C - ELECTRIC LIGHT BULB WITH A WOLFRAM HALOGEN CYCLE. - Google Patents

ELECTRIC LIGHT BULB WITH A WOLFRAM HALOGEN CYCLE.

Info

Publication number
NL162509C
NL162509C NL7006234.A NL7006234A NL162509C NL 162509 C NL162509 C NL 162509C NL 7006234 A NL7006234 A NL 7006234A NL 162509 C NL162509 C NL 162509C
Authority
NL
Netherlands
Prior art keywords
wolfram
light bulb
electric light
halogen cycle
halogen
Prior art date
Application number
NL7006234.A
Other languages
Dutch (nl)
Other versions
NL162509B (en
NL7006234A (en
Inventor
J R Coaton
J M Rees
Original Assignee
Thorn Lighting 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 Lighting Ltd filed Critical Thorn Lighting Ltd
Publication of NL7006234A publication Critical patent/NL7006234A/xx
Publication of NL162509B publication Critical patent/NL162509B/en
Application granted granted Critical
Publication of NL162509C publication Critical patent/NL162509C/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K1/00Details
    • H01K1/50Selection of substances for gas fillings; Specified pressure thereof
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K1/00Details
    • H01K1/52Means for obtaining or maintaining the desired pressure within the vessel
    • H01K1/54Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K1/00Details
    • H01K1/52Means for obtaining or maintaining the desired pressure within the vessel
    • H01K1/54Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
    • H01K1/56Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter
    • 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
NL7006234.A 1969-05-01 1970-04-28 ELECTRIC LIGHT BULB WITH A WOLFRAM HALOGEN CYCLE. NL162509C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB22391/69A GB1267426A (en) 1969-05-01 1969-05-01 Improvements in electric incandescent lamps

Publications (3)

Publication Number Publication Date
NL7006234A NL7006234A (en) 1970-11-03
NL162509B NL162509B (en) 1979-12-17
NL162509C true NL162509C (en) 1980-05-16

Family

ID=10178621

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7006234.A NL162509C (en) 1969-05-01 1970-04-28 ELECTRIC LIGHT BULB WITH A WOLFRAM HALOGEN CYCLE.

Country Status (5)

Country Link
CA (1) CA923191A (en)
GB (1) GB1267426A (en)
NL (1) NL162509C (en)
SE (1) SE373982B (en)
ZA (1) ZA702721B (en)

Also Published As

Publication number Publication date
CA923191A (en) 1973-03-20
GB1267426A (en) 1972-03-22
NL162509B (en) 1979-12-17
ZA702721B (en) 1971-01-27
SE373982B (en) 1975-02-17
DE2020921A1 (en) 1970-11-19
DE2020921B2 (en) 1977-03-10
NL7006234A (en) 1970-11-03

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Legal Events

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