ES330424A1 - Procedimiento para evitar la difusion de sodio y litio a traves de la pared de silice de una lampara. - Google Patents

Procedimiento para evitar la difusion de sodio y litio a traves de la pared de silice de una lampara.

Info

Publication number
ES330424A1
ES330424A1 ES0330424A ES330424A ES330424A1 ES 330424 A1 ES330424 A1 ES 330424A1 ES 0330424 A ES0330424 A ES 0330424A ES 330424 A ES330424 A ES 330424A ES 330424 A1 ES330424 A1 ES 330424A1
Authority
ES
Spain
Prior art keywords
sodium
lithium
translation
diffusion
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
ES0330424A
Other languages
English (en)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Publication of ES330424A1 publication Critical patent/ES330424A1/es
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
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/073—Main electrodes for high-pressure discharge lamps
    • H01J61/0735—Main electrodes for high-pressure discharge lamps characterised by the material of the electrode
    • H01J61/0737—Main electrodes for high-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J61/26—Means for absorbing or adsorbing gas, e.g. by gettering; Means for preventing blackening of the envelope

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
ES0330424A 1966-03-15 1966-08-09 Procedimiento para evitar la difusion de sodio y litio a traves de la pared de silice de una lampara. Expired ES330424A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR53466A FR1478565A (fr) 1966-03-15 1966-03-15 Perfectionnement aux lampes à décharge électrique renfermant des iodures métalliques dont de l'iodure de sodium

Publications (1)

Publication Number Publication Date
ES330424A1 true ES330424A1 (es) 1967-06-16

Family

ID=8603801

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0330424A Expired ES330424A1 (es) 1966-03-15 1966-08-09 Procedimiento para evitar la difusion de sodio y litio a traves de la pared de silice de una lampara.

Country Status (3)

Country Link
US (1) US3488540A (es)
ES (1) ES330424A1 (es)
FR (1) FR1478565A (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH631575A5 (de) * 1978-04-28 1982-08-13 Bbc Brown Boveri & Cie Verfahren zur lebensdauererhoehung eines gasentladungsgefaesses.
US4574218A (en) * 1979-12-20 1986-03-04 General Electric Company Metal vapor lamp having internal means promoting condensate film formation
EP0530318A1 (en) * 1990-05-22 1993-03-10 Gte Products Corporation Arc discharge lamp having reduced sodium loss
US5057751A (en) * 1990-07-16 1991-10-15 General Electric Company Protective coating for high-intensity metal halide discharge lamps
US5136214A (en) * 1990-07-16 1992-08-04 General Electric Company Use of silicon to extend useful life of metal halide discharge lamps

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE366649A (es) * 1929-06-29
GB487699A (en) * 1937-02-05 1938-06-24 Stanley Alfred Abbott Improvements in thermionic cathodes for use in electric discharge tubes
NL258241A (es) * 1960-11-22
US3234421A (en) * 1961-01-23 1966-02-08 Gen Electric Metallic halide electric discharge lamps
GB977907A (en) * 1961-10-13 1964-12-16 Gen Electric Co Ltd Improvements in or relating to articles of fused silica
NL6411355A (es) * 1964-09-30 1966-03-31
US3350598A (en) * 1965-12-29 1967-10-31 Sylvania Electric Prod High pressure electric discharge device containing a fill of mercury, halogen and an alkali metal and barrier refractory oxide layers

Also Published As

Publication number Publication date
FR1478565A (fr) 1967-04-28
US3488540A (en) 1970-01-06

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