[go: up one dir, main page]

NL8000326A - Hogedruknatriumdampontladingslamp. - Google Patents

Hogedruknatriumdampontladingslamp. Download PDF

Info

Publication number
NL8000326A
NL8000326A NL8000326A NL8000326A NL8000326A NL 8000326 A NL8000326 A NL 8000326A NL 8000326 A NL8000326 A NL 8000326A NL 8000326 A NL8000326 A NL 8000326A NL 8000326 A NL8000326 A NL 8000326A
Authority
NL
Netherlands
Prior art keywords
discharge vessel
electrodes
sodium vapor
tungsten
vapor discharge
Prior art date
Application number
NL8000326A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Priority to NL8000326A priority Critical patent/NL8000326A/nl
Priority to US06/151,500 priority patent/US4374339A/en
Priority to CA000352539A priority patent/CA1150757A/en
Priority to HU80801309A priority patent/HU179865B/hu
Priority to GB8017178A priority patent/GB2051470B/en
Priority to DE19803019772 priority patent/DE3019772A1/de
Priority to FR8011591A priority patent/FR2458143A1/fr
Priority to IT22304/80A priority patent/IT1130750B/it
Priority to BR8003261A priority patent/BR8003261A/pt
Priority to ES491845A priority patent/ES491845A0/es
Priority to AT0283680A priority patent/AT375790B/de
Publication of NL8000326A publication Critical patent/NL8000326A/nl

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/02Details
    • H01J61/04Electrodes; Screens; Shields
    • H01J61/06Main electrodes
    • H01J61/073Main electrodes for high-pressure discharge lamps
    • H01J61/0735Main electrodes for high-pressure discharge lamps characterised by the material of the electrode
    • H01J61/0737Main 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)
NL8000326A 1979-05-28 1980-01-18 Hogedruknatriumdampontladingslamp. NL8000326A (nl)

Priority Applications (11)

Application Number Priority Date Filing Date Title
NL8000326A NL8000326A (nl) 1979-05-28 1980-01-18 Hogedruknatriumdampontladingslamp.
US06/151,500 US4374339A (en) 1979-05-28 1980-05-19 High-pressure sodium vapor discharge lamp
CA000352539A CA1150757A (en) 1979-05-28 1980-05-22 High-pressure sodium vapour discharge lamp
IT22304/80A IT1130750B (it) 1979-05-28 1980-05-23 Lampada a scarica,a vapori di sodio,ad alta pressione
GB8017178A GB2051470B (en) 1979-05-28 1980-05-23 High-pressure sodium discharge lamp
HU80801309A HU179865B (en) 1979-05-28 1980-05-23 High pressure sodium-vapour dicharge lamp
DE19803019772 DE3019772A1 (de) 1979-05-28 1980-05-23 Hochdrucknatriumdampfentladungslampe
FR8011591A FR2458143A1 (fr) 1979-05-28 1980-05-23 Lampe a decharge dans la vapeur de sodium a haute pression
BR8003261A BR8003261A (pt) 1979-05-28 1980-05-26 Lampada de descarga de vapor de sodio de alta pressao
ES491845A ES491845A0 (es) 1979-05-28 1980-05-26 Una lampara de descarga en vapor de sodio a alta presion
AT0283680A AT375790B (de) 1979-05-28 1980-05-28 Hochdrucknatriumdampfentladungslampe

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NL7904158 1979-05-28
NL7904158A NL7904158A (nl) 1979-05-28 1979-05-28 Hogedruknatriumdamp-ontladingslamp.
NL8000326 1980-01-18
NL8000326A NL8000326A (nl) 1979-05-28 1980-01-18 Hogedruknatriumdampontladingslamp.

Publications (1)

Publication Number Publication Date
NL8000326A true NL8000326A (nl) 1980-12-02

Family

ID=26645528

Family Applications (1)

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

Country Status (11)

Country Link
US (1) US4374339A (pt)
AT (1) AT375790B (pt)
BR (1) BR8003261A (pt)
CA (1) CA1150757A (pt)
DE (1) DE3019772A1 (pt)
ES (1) ES491845A0 (pt)
FR (1) FR2458143A1 (pt)
GB (1) GB2051470B (pt)
HU (1) HU179865B (pt)
IT (1) IT1130750B (pt)
NL (1) NL8000326A (pt)

Families Citing this family (6)

* 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
EP0159741A1 (en) * 1984-03-28 1985-10-30 Koninklijke Philips Electronics N.V. High-pressure sodium vapour discharge lamp
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
USD1059207S1 (en) * 2024-07-26 2025-01-28 Junyi Tan Plant-climbing frame

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
GB2051470B (en) 1983-05-18
IT1130750B (it) 1986-06-18
BR8003261A (pt) 1980-12-30
FR2458143A1 (fr) 1980-12-26
ATA283680A (de) 1984-01-15
FR2458143B1 (pt) 1982-11-19
HU179865B (en) 1982-12-28
ES8103883A1 (es) 1981-03-16
DE3019772A1 (de) 1980-12-04
GB2051470A (en) 1981-01-14
AT375790B (de) 1984-09-10
US4374339A (en) 1983-02-15
IT8022304A0 (it) 1980-05-23
ES491845A0 (es) 1981-03-16
CA1150757A (en) 1983-07-26

Similar Documents

Publication Publication Date Title
US4353007A (en) Discharge lamp unit including integral ballast
JPH0133900B2 (pt)
HU189015B (en) High-pressure sodium discharge lamp with improved tungsten electrode
NL8000326A (nl) Hogedruknatriumdampontladingslamp.
EP0491420B1 (en) Low-pressure mercury vapour discharge lamp
US6049164A (en) Low-pressure mercury lamp with specific electrode screens
EP0995222B1 (en) Low-pressure mercury vapor discharge lamp
US2769112A (en) Discharge lamp, mount therefor, and method
US2141905A (en) Fluorescent lamp and fluorescent material therefor
NL7904158A (nl) Hogedruknatriumdamp-ontladingslamp.
US3757159A (en) Sodium vapor lamp having improved starting means
US7423379B2 (en) High-pressure gas discharge lamp having tubular electrodes
US6037714A (en) Hollow electrodes for low pressure discharge lamps, particularly narrow diameter fluorescent and neon lamps and lamps containing the same
NL7810088A (nl) Hogedruknatriumdampontladingslamp.
US4910433A (en) Emitterless SDN electrode
EP0159741A1 (en) High-pressure sodium vapour discharge lamp
US3274415A (en) Gaseous discharge lamp with a reduced and unreduced actuator
US5001394A (en) Glow discharge lamp containing thermal switch for producing double hot spots on cathode
US5218269A (en) Negative glow discharge lamp having wire anode
JP2008177160A (ja) 高圧放電ランプおよび照明装置
US4420708A (en) High-pressure sodium vapor discharge lamp
JP4433251B2 (ja) 交流点灯用メタルハライドランプおよび照明装置
JPH05144412A (ja) 蛍光ランプ
SU900349A1 (ru) Электрод дл газоразр дной лампы
US5990626A (en) Lighting unit, low-pressure mercury discharge lamp, supply unit, and combined packaging

Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed