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IT1088173B - LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP - Google Patents

LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP

Info

Publication number
IT1088173B
IT1088173B IT29230/77A IT2923077A IT1088173B IT 1088173 B IT1088173 B IT 1088173B IT 29230/77 A IT29230/77 A IT 29230/77A IT 2923077 A IT2923077 A IT 2923077A IT 1088173 B IT1088173 B IT 1088173B
Authority
IT
Italy
Prior art keywords
low pressure
discharge lamp
pressure mercury
mercury vapor
vapor discharge
Prior art date
Application number
IT29230/77A
Other languages
Italian (it)
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
Application filed by Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1088173B publication Critical patent/IT1088173B/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/7734Aluminates
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/02Details
    • H01J61/38Devices for influencing the colour or wavelength of the light
    • H01J61/42Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
    • H01J61/44Devices characterised by the luminescent material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/70Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/72Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Discharge Lamp (AREA)
IT29230/77A 1976-11-02 1977-10-31 LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP IT1088173B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7612157A NL7612157A (en) 1976-11-02 1976-11-02 LOW-PRESSURE MERCURY DISCHARGE LAMP.

Publications (1)

Publication Number Publication Date
IT1088173B true IT1088173B (en) 1985-06-10

Family

ID=19827157

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29230/77A IT1088173B (en) 1976-11-02 1977-10-31 LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP

Country Status (9)

Country Link
JP (1) JPS5356879A (en)
BE (1) BE860368A (en)
BR (1) BR7707292A (en)
DE (1) DE2747330A1 (en)
ES (1) ES463747A1 (en)
FR (1) FR2369679A1 (en)
GB (1) GB1565128A (en)
IT (1) IT1088173B (en)
NL (1) NL7612157A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2844967A1 (en) * 1978-10-16 1980-04-30 Wolff System Service Gmbh STAINLESS FLUORESCENT LAMP FOR A RADIATION DEVICE
JPS56143654A (en) * 1980-04-08 1981-11-09 Toshiba Corp Fluorescent lamp
EP0348943A1 (en) * 1988-06-30 1990-01-03 Toshiba Lighting & Technology Corporation Fluorescent lamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL160869C (en) * 1972-11-03 Philips Nv LUMINESCENT SCREEN, AS WELL AS DISCHARGE LAMP AND KATHODE BEAM TUBE, FITTED WITH SUCH SCREEN.

Also Published As

Publication number Publication date
BE860368A (en) 1978-05-02
DE2747330A1 (en) 1978-05-11
BR7707292A (en) 1978-07-18
FR2369679A1 (en) 1978-05-26
GB1565128A (en) 1980-04-16
NL7612157A (en) 1978-05-05
ES463747A1 (en) 1978-06-16
FR2369679B1 (en) 1982-10-15
JPS5356879A (en) 1978-05-23

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