FR922053A - improved electrode for discharge lamp - Google Patents

improved electrode for discharge lamp

Info

Publication number
FR922053A
FR922053A FR922053DA FR922053A FR 922053 A FR922053 A FR 922053A FR 922053D A FR922053D A FR 922053DA FR 922053 A FR922053 A FR 922053A
Authority
FR
France
Prior art keywords
discharge lamp
improved electrode
electrode
improved
lamp
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Application granted granted Critical
Publication of FR922053A publication Critical patent/FR922053A/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
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H01J61/523—Heating or cooling particular parts of the lamp
    • H01J61/526—Heating or cooling particular parts of the lamp heating or cooling of electrodes
FR922053D 1940-11-25 1946-02-13 improved electrode for discharge lamp Expired FR922053A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1688240A GB543791A (en) 1940-11-25 1940-11-25 Improvements in hpmv electric discharge devices

Publications (1)

Publication Number Publication Date
FR922053A true FR922053A (en) 1947-05-28

Family

ID=10085369

Family Applications (1)

Application Number Title Priority Date Filing Date
FR922053D Expired FR922053A (en) 1940-11-25 1946-02-13 improved electrode for discharge lamp

Country Status (3)

Country Link
BE (1) BE463969A (en)
FR (1) FR922053A (en)
GB (1) GB543791A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1187730B (en) * 1961-01-02 1965-02-25 Patra Patent Treuhand Electrode for gas and / or vapor discharge lamps

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU191305B (en) * 1984-03-29 1987-02-27 Tungsram Rt,Hu High pressure sodium or metal halogen lamp for dc operation
DE102008062676A1 (en) * 2008-12-17 2010-06-24 Osram Gesellschaft mit beschränkter Haftung discharge lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1187730B (en) * 1961-01-02 1965-02-25 Patra Patent Treuhand Electrode for gas and / or vapor discharge lamps

Also Published As

Publication number Publication date
BE463969A (en)
GB543791A (en) 1942-03-12

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