ES8103883A1 - Una lampara de descarga en vapor de sodio a alta presion - Google Patents

Una lampara de descarga en vapor de sodio a alta presion

Info

Publication number
ES8103883A1
ES8103883A1 ES491845A ES491845A ES8103883A1 ES 8103883 A1 ES8103883 A1 ES 8103883A1 ES 491845 A ES491845 A ES 491845A ES 491845 A ES491845 A ES 491845A ES 8103883 A1 ES8103883 A1 ES 8103883A1
Authority
ES
Spain
Prior art keywords
vapor discharge
pressure
sodium vapor
pressure sodium
sodium
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
ES491845A
Other languages
English (en)
Other versions
ES491845A0 (es
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
Priority claimed from NL7904158A external-priority patent/NL7904158A/nl
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES491845A0 publication Critical patent/ES491845A0/es
Publication of ES8103883A1 publication Critical patent/ES8103883A1/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
    • H01J61/04—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

Landscapes

  • Discharge Lamp (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

LAMPARA DE DESCARGA EN VAPOR DE SODIO A ALTA PRESION. COMPRENDE UN TUBO DE DESCARGA (3) CERAMICO, HERMETICAMENTE CERRADO, QUE CONTIENE SODIO, MERCURIO Y UN GAS RARO, SIENDO LA RELACION EN PESO NA/HG DE 1/1 A 1/9, Y LA PRESION DEL SODIO DURANTE EL FUNCIONAMIENTO, DE 4 X 10 ELEVADO A 4 A 10,7 X 10 ELEVADO A 4 PA. TAMBIEN TIENE UNOS CONDUCTORES DE SUMINISTRO (5) DE LA CORRIENTE CONECTADOS HASTA ELECTRODOS DE WOLFRAMIO ALOJADOS EN EL TUBO DE DESCARGA, EXISTIENDO SOBRE LOS ELECTRODOS UN EMISOR QUE CONTIENE ESTRONCIO COMBINADO CON OXIGENO Y WOLFRAMIIO COMBINADO CON OXIGENO EN RELACION MOLAR 3/1 A 50/1 Y SIENDO LA PRESION DEL GAS RARO, A 300GK, DE 1.333 A 1.333 X 10 ELEVADO A 2.
ES491845A 1979-05-28 1980-05-26 Una lampara de descarga en vapor de sodio a alta presion Expired ES8103883A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7904158A NL7904158A (nl) 1979-05-28 1979-05-28 Hogedruknatriumdamp-ontladingslamp.
NL8000326A NL8000326A (nl) 1979-05-28 1980-01-18 Hogedruknatriumdampontladingslamp.

Publications (2)

Publication Number Publication Date
ES491845A0 ES491845A0 (es) 1981-03-16
ES8103883A1 true ES8103883A1 (es) 1981-03-16

Family

ID=26645528

Family Applications (1)

Application Number Title Priority Date Filing Date
ES491845A Expired ES8103883A1 (es) 1979-05-28 1980-05-26 Una lampara de descarga en vapor de sodio a alta presion

Country Status (11)

Country Link
US (1) US4374339A (es)
AT (1) AT375790B (es)
BR (1) BR8003261A (es)
CA (1) CA1150757A (es)
DE (1) DE3019772A1 (es)
ES (1) ES8103883A1 (es)
FR (1) FR2458143A1 (es)
GB (1) GB2051470B (es)
HU (1) HU179865B (es)
IT (1) IT1130750B (es)
NL (1) NL8000326A (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3305468A1 (de) * 1983-02-17 1984-08-23 Egyesült Izzólámpa és Villamossági Részvénytársaság, Budapest Verfahren zur herstellung von elektroden fuer hochdruck-entladungslampen
HU189968B (en) * 1984-03-28 1986-08-28 Nv Philips' Gloeilampenfabrieken,Nl High pressure sodium vapour discharge lamp with improved electrode
US4709184A (en) * 1984-08-20 1987-11-24 Gte Products Corporation Low wattage metal halide lamp
NL8802228A (nl) * 1988-09-12 1990-04-02 Philips Nv Hogedruknatriumontladingslamp.
US7633216B2 (en) * 2005-11-28 2009-12-15 General Electric Company Barium-free electrode materials for electric lamps and methods of manufacture thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3434812A (en) * 1964-04-16 1969-03-25 Gen Electric Thermionic cathode
NL175771B (nl) * 1975-06-20 1984-07-16 Philips Nv Hogedrukgasontladingslamp en een werkwijze voor de vervaardiging hiervan.
JPS5367972A (en) * 1976-11-30 1978-06-16 Mitsubishi Electric Corp Electrode for elctric discharge lamp
US4152619A (en) * 1977-10-26 1979-05-01 Westinghouse Electric Corp. HID lamp electrode comprising barium (yttrium or rare earth metal) tungstate or molybdate
NL177455C (nl) * 1977-12-02 1985-09-16 Philips Nv Hogedrukmetaaldampontladingslamp.
NL179855C (nl) * 1978-02-22 1986-11-17 Philips Nv Hogedruknatriumdampontladingslamp.
US4152620A (en) * 1978-06-29 1979-05-01 Westinghouse Electric Corp. High intensity vapor discharge lamp with sintering aids for electrode emission materials
NL175770C (nl) * 1978-10-06 1984-12-17 Philips Nv Hogedruknatriumdampontladingslamp.

Also Published As

Publication number Publication date
GB2051470A (en) 1981-01-14
ATA283680A (de) 1984-01-15
FR2458143B1 (es) 1982-11-19
FR2458143A1 (fr) 1980-12-26
IT1130750B (it) 1986-06-18
DE3019772A1 (de) 1980-12-04
US4374339A (en) 1983-02-15
GB2051470B (en) 1983-05-18
AT375790B (de) 1984-09-10
NL8000326A (nl) 1980-12-02
IT8022304A0 (it) 1980-05-23
ES491845A0 (es) 1981-03-16
BR8003261A (pt) 1980-12-30
HU179865B (en) 1982-12-28
CA1150757A (en) 1983-07-26

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