FR423789A - Metal vapor electric lamps - Google Patents

Metal vapor electric lamps

Info

Publication number
FR423789A
FR423789A FR423789DA FR423789A FR 423789 A FR423789 A FR 423789A FR 423789D A FR423789D A FR 423789DA FR 423789 A FR423789 A FR 423789A
Authority
FR
France
Prior art keywords
metal vapor
electric lamps
vapor electric
lamps
metal
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)
Inventor
Joseph-Marie-Gabriel Vallet
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.)
JOSEPH MARIE GABRIEL VALLET
Original Assignee
JOSEPH MARIE GABRIEL VALLET
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 JOSEPH MARIE GABRIEL VALLET filed Critical JOSEPH MARIE GABRIEL VALLET
Application granted granted Critical
Publication of FR423789A publication Critical patent/FR423789A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
    • H01J13/02—Details
    • H01J13/04—Main electrodes; Auxiliary anodes
    • H01J13/06—Cathodes
    • H01J13/08—Cathodes characterised by the material
    • 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
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
    • H01J61/20—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent mercury vapour
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0072—Disassembly or repair of discharge tubes
    • H01J2893/0073—Discharge tubes with liquid poolcathodes; constructional details
    • H01J2893/0074—Cathodic cups; Screens; Reflectors; Filters; Windows; Protection against mercury deposition; Returning condensed electrode material to the cathodic cup; Liquid electrode level control
    • H01J2893/0075—Cathodic cups
    • H01J2893/0076—Liquid electrode materials
FR423789D 1910-12-16 1910-12-16 Metal vapor electric lamps Expired FR423789A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR423789T 1910-12-16

Publications (1)

Publication Number Publication Date
FR423789A true FR423789A (en) 1911-04-26

Family

ID=1466601

Family Applications (1)

Application Number Title Priority Date Filing Date
FR423789D Expired FR423789A (en) 1910-12-16 1910-12-16 Metal vapor electric lamps

Country Status (1)

Country Link
FR (1) FR423789A (en)

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