FR865414A - High pressure metal vapor discharge tube - Google Patents

High pressure metal vapor discharge tube

Info

Publication number
FR865414A
FR865414A FR865414DA FR865414A FR 865414 A FR865414 A FR 865414A FR 865414D A FR865414D A FR 865414DA FR 865414 A FR865414 A FR 865414A
Authority
FR
France
Prior art keywords
high pressure
discharge tube
metal vapor
vapor discharge
pressure 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)
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 FR865414A publication Critical patent/FR865414A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J61/28—Means for producing, introducing, or replenishing gas or vapour during operation of the lamp
FR865414D 1939-04-01 1940-03-30 High pressure metal vapor discharge tube Expired FR865414A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL538855X 1939-04-01

Publications (1)

Publication Number Publication Date
FR865414A true FR865414A (en) 1941-05-23

Family

ID=19787240

Family Applications (1)

Application Number Title Priority Date Filing Date
FR865414D Expired FR865414A (en) 1939-04-01 1940-03-30 High pressure metal vapor discharge tube

Country Status (6)

Country Link
US (1) US2267821A (en)
BE (1) BE438506A (en)
DE (1) DE730066C (en)
FR (1) FR865414A (en)
GB (1) GB538855A (en)
NL (1) NL52397C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3942062A (en) * 1974-10-15 1976-03-02 Rca Corporation Metal vapor laser discharge device
HU191673B (en) * 1984-06-12 1987-03-30 Tungsram Reszvenytarsasag High-pressure sodium lamp with improved colour response
US4591721A (en) * 1984-10-10 1986-05-27 Andors Analyzers Incorporated Oxygen analysis employing absorption spectroscopy
US4798997A (en) * 1985-12-26 1989-01-17 Canon Kabushiki Kaisha Lighting device
US4797598A (en) * 1986-06-19 1989-01-10 Canon Kabushiki Kaisha Illumination apparatus

Also Published As

Publication number Publication date
BE438506A (en)
GB538855A (en) 1941-08-19
US2267821A (en) 1941-12-30
DE730066C (en) 1943-01-06
NL52397C (en)

Similar Documents

Publication Publication Date Title
FR968297A (en) Improvements to the electrodes of the discharge tubes
FR809778A (en) High pressure mercury vapor discharge tube
FR865414A (en) High pressure metal vapor discharge tube
FR826103A (en) High pressure metal vapor discharge tubes
FR826011A (en) Metal vapor discharge tube
FR829884A (en) High pressure mercury vapor discharge tube, artificially cooled
FR859683A (en) X-ray tubes with high gas pressure
FR948341A (en) Advanced discharge tube
FR790591A (en) High pressure discharge tube
FR875403A (en) Electric discharge tubes containing metallic vapor under high pressure
FR840535A (en) High pressure metal vapor electric discharge tube
FR840825A (en) High pressure metal vapor electric discharge tube
FR828257A (en) High pressure metal steam lamp
FR873568A (en) Device comprising a high pressure metal vapor discharge tube and a reflector
FR840586A (en) High pressure metal vapor electric discharge tube
FR903909A (en) High pressure metal vapor lamp
BE423453A (en) Device comprising a high pressure metal vapor discharge tube
FR839603A (en) Electric discharge tube containing metal vapor under high pressure
FR841633A (en) Electric discharge tube containing metal vapor under high pressure
FR816720A (en) High pressure mercury vapor discharge tube
FR828966A (en) High pressure mercury vapor atmosphere discharge lamps
FR822901A (en) Electric discharge tube containing metal vapor under high pressure
FR47495E (en) High pressure mercury lamp
FR820948A (en) Lamp comprising an electric discharge tube which contains metallic vapor under high pressure
FR850618A (en) High pressure mercury vapor lamp or tube