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GB1557731A - Arragements including high pressure electric discharge lamps - Google Patents

Arragements including high pressure electric discharge lamps

Info

Publication number
GB1557731A
GB1557731A GB56176A GB56176A GB1557731A GB 1557731 A GB1557731 A GB 1557731A GB 56176 A GB56176 A GB 56176A GB 56176 A GB56176 A GB 56176A GB 1557731 A GB1557731 A GB 1557731A
Authority
GB
United Kingdom
Prior art keywords
arragements
high pressure
electric discharge
discharge lamps
including high
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
GB56176A
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.)
General Electric Company PLC
Original Assignee
General Electric Company PLC
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 General Electric Company PLC filed Critical General Electric Company PLC
Priority to GB56176A priority Critical patent/GB1557731A/en
Publication of GB1557731A publication Critical patent/GB1557731A/en
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
    • H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
GB56176A 1977-01-06 1977-01-06 Arragements including high pressure electric discharge lamps Expired GB1557731A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB56176A GB1557731A (en) 1977-01-06 1977-01-06 Arragements including high pressure electric discharge lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB56176A GB1557731A (en) 1977-01-06 1977-01-06 Arragements including high pressure electric discharge lamps

Publications (1)

Publication Number Publication Date
GB1557731A true GB1557731A (en) 1979-12-12

Family

ID=9706543

Family Applications (1)

Application Number Title Priority Date Filing Date
GB56176A Expired GB1557731A (en) 1977-01-06 1977-01-06 Arragements including high pressure electric discharge lamps

Country Status (1)

Country Link
GB (1) GB1557731A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2126415A (en) * 1982-08-30 1984-03-21 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Discharge lamp
US4499396A (en) * 1982-08-18 1985-02-12 Gte Products Corporation Metal halide arc discharge lamp with means for suppressing convection currents within the outer envelope and methods of operating same
US4580989A (en) * 1982-08-18 1986-04-08 Gte Products Corporation Metal halide arc discharge lamp with means for suppressing convection currents within the outer envelope and methods of operating and constructing same
WO1993013543A1 (en) * 1991-12-23 1993-07-08 Gte Products Corporation Metal halide arc discharge lamp with free-standing arc tube

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4499396A (en) * 1982-08-18 1985-02-12 Gte Products Corporation Metal halide arc discharge lamp with means for suppressing convection currents within the outer envelope and methods of operating same
US4580989A (en) * 1982-08-18 1986-04-08 Gte Products Corporation Metal halide arc discharge lamp with means for suppressing convection currents within the outer envelope and methods of operating and constructing same
GB2126415A (en) * 1982-08-30 1984-03-21 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Discharge lamp
US4717852A (en) * 1982-08-30 1988-01-05 Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh Low-power, high-pressure discharge lamp
WO1993013543A1 (en) * 1991-12-23 1993-07-08 Gte Products Corporation Metal halide arc discharge lamp with free-standing arc tube

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee