FR846271A - Metal vapor electric discharge lamp with a certain amount of vaporizable metal - Google Patents

Metal vapor electric discharge lamp with a certain amount of vaporizable metal

Info

Publication number
FR846271A
FR846271A FR846271DA FR846271A FR 846271 A FR846271 A FR 846271A FR 846271D A FR846271D A FR 846271DA FR 846271 A FR846271 A FR 846271A
Authority
FR
France
Prior art keywords
metal
certain amount
discharge lamp
electric discharge
vaporizable
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
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR846271A publication Critical patent/FR846271A/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
    • H01J61/96—Lamps with light-emitting discharge path and separately-heated incandescent body within a common envelope, e.g. for simulating daylight
FR846271D 1938-11-19 1938-11-19 Metal vapor electric discharge lamp with a certain amount of vaporizable metal Expired FR846271A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR846271T 1938-11-19

Publications (1)

Publication Number Publication Date
FR846271A true FR846271A (en) 1939-09-13

Family

ID=9313215

Family Applications (1)

Application Number Title Priority Date Filing Date
FR846271D Expired FR846271A (en) 1938-11-19 1938-11-19 Metal vapor electric discharge lamp with a certain amount of vaporizable metal

Country Status (3)

Country Link
BE (1) BE431177A (en)
CH (1) CH208440A (en)
FR (1) FR846271A (en)

Also Published As

Publication number Publication date
BE431177A (en)
CH208440A (en) 1940-01-31

Similar Documents

Publication Publication Date Title
FR860095A (en) Electric discharge lamp
FR855502A (en) Faradic electron acceleration electric discharge tube
FR861330A (en) Discharge lamp circuit
FR51282E (en) Incandescent electrode for electric discharge tubes
FR828877A (en) High pressure metal vapor discharge electric lamp
FR846271A (en) Metal vapor electric discharge lamp with a certain amount of vaporizable metal
FR851874A (en) High pressure mercury vapor electric lamp with solid incandescent electrodes
FR862025A (en) Ion discharge tube with a separate mercury reserve
FR877661A (en) Metal vapor high pressure discharge electric lamp
FR850606A (en) High pressure mercury vapor electric lamp
FR784235A (en) Metal shell discharge lamp
FR950547A (en) Electric discharge lamp
DK57068C (en) Electric Mercury vapor discharge lamp.
FR852078A (en) Electric discharge tubes
FR879990A (en) Mercury vapor electric lamp
DK58448C (en) Electric Mercury vapor discharge lamp.
FR848550A (en) Electric discharge tube
FR861576A (en) Improvements to electric discharge lamps
FR852524A (en) Improvements to electric discharge lamps
FR869406A (en) Discharge heated incandescent electrode for electric discharge lamps
FR895501A (en) Metal bulb discharge tube
FR51444E (en) Electric discharge lamp
AU108398B2 (en) Improvements inthe manufacture of electric discharge tubes and lamps and particularly ofthe electrodes thereof
FR922049A (en) High pressure electric discharge lamp
FR864535A (en) electrodes for electric discharge lamps