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DK548283A - LIGHT FOR LIGHT - Google Patents

LIGHT FOR LIGHT Download PDF

Info

Publication number
DK548283A
DK548283A DK548283A DK548283A DK548283A DK 548283 A DK548283 A DK 548283A DK 548283 A DK548283 A DK 548283A DK 548283 A DK548283 A DK 548283A DK 548283 A DK548283 A DK 548283A
Authority
DK
Denmark
Prior art keywords
light
Prior art date
Application number
DK548283A
Other languages
Danish (da)
Other versions
DK548283D0 (en
Inventor
Robert Brian Page
Original Assignee
Emi Plc Thorn
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 Emi Plc Thorn filed Critical Emi Plc Thorn
Publication of DK548283D0 publication Critical patent/DK548283D0/en
Publication of DK548283A publication Critical patent/DK548283A/en

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
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
DK548283A 1982-11-30 1983-11-30 LIGHT FOR LIGHT DK548283A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8234089 1982-11-30

Publications (2)

Publication Number Publication Date
DK548283D0 DK548283D0 (en) 1983-11-30
DK548283A true DK548283A (en) 1984-05-31

Family

ID=10534624

Family Applications (1)

Application Number Title Priority Date Filing Date
DK548283A DK548283A (en) 1982-11-30 1983-11-30 LIGHT FOR LIGHT

Country Status (3)

Country Link
EP (1) EP0110645B1 (en)
DE (1) DE3376922D1 (en)
DK (1) DK548283A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0160242B1 (en) * 1984-04-19 1989-03-01 General Electric Company Reflector lamp and lighting systems particularly suitable for architectural lighting
NL191812C (en) * 1987-09-04 1996-08-02 Philips Electronics Nv High-pressure gas discharge lamp and luminaire fitted with that lamp.
GB8725913D0 (en) * 1987-11-05 1987-12-09 Emi Plc Thorn Plant growth lamps
GB9607129D0 (en) * 1996-04-04 1996-06-12 Gew Ec Ltd Uv dryer with improved reflector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2110663A5 (en) * 1970-10-26 1972-06-02 Aquitaine Total Organico
GB1397034A (en) * 1973-07-05 1975-06-11 Thorn Electrical Ind Ltd Discharge lamps
DE2718527A1 (en) * 1977-04-26 1978-11-09 Patra Patent Treuhand High pressure discharge lamp with ferrous spectral output - has ferrous halide and mercury containing filling and closely spaced electrodes
US4197480A (en) * 1978-09-11 1980-04-08 Westinghouse Electric Corp. Reflector-type hid sodium vapor lamp unit with dichroic reflector

Also Published As

Publication number Publication date
DE3376922D1 (en) 1988-07-07
DK548283D0 (en) 1983-11-30
EP0110645A2 (en) 1984-06-13
EP0110645A3 (en) 1985-05-29
EP0110645B1 (en) 1988-06-01

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment