FR1201219A - High pressure discharge tube - Google Patents

High pressure discharge tube

Info

Publication number
FR1201219A
FR1201219A FR1201219DA FR1201219A FR 1201219 A FR1201219 A FR 1201219A FR 1201219D A FR1201219D A FR 1201219DA FR 1201219 A FR1201219 A FR 1201219A
Authority
FR
France
Prior art keywords
high pressure
discharge tube
pressure discharge
tube
pressure
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
Other languages
French (fr)
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
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1201219A publication Critical patent/FR1201219A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/43—Solvents
    • 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
    • H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Discharge Lamp (AREA)
FR1201219D 1957-08-10 1958-08-08 High pressure discharge tube Expired FR1201219A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL219805A NL99793C (en) 1957-08-10 1957-08-10

Publications (1)

Publication Number Publication Date
FR1201219A true FR1201219A (en) 1959-12-29

Family

ID=42270268

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1201219D Expired FR1201219A (en) 1957-08-10 1958-08-08 High pressure discharge tube

Country Status (5)

Country Link
US (1) US2951171A (en)
DE (1) DE1084374B (en)
FR (1) FR1201219A (en)
GB (1) GB854752A (en)
NL (1) NL99793C (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3258632A (en) * 1966-06-28 Shielded cathode
NL296949A (en) * 1963-08-21
NL296948A (en) * 1963-08-21
US3419947A (en) * 1965-12-10 1969-01-07 Gen Electric Compact source discharge lamp manufacture
US3989973A (en) * 1971-01-02 1976-11-02 Siemens Aktiengesellschaft Cold-cathode gas-discharge device
DE10301478A1 (en) * 2003-01-16 2004-07-29 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Electrode for a high pressure discharge lamp
WO2005015603A2 (en) * 2003-08-11 2005-02-17 Koninklijke Philips Electronics N.V. High-pressure discharge lamp
US8460045B2 (en) 2007-06-25 2013-06-11 General Electric Company High intensity discharge lamp with enhanced dimming characteristcs

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2304412A (en) * 1939-10-04 1942-12-08 Gen Electric Electric high pressure discharge lamp
DE880360C (en) * 1943-07-14 1953-06-22 Patra Patent Treuhand Electric spherical high pressure discharge lamp
DE887979C (en) * 1944-06-25 1953-08-27 Quarzlampen Gmbh Electrode heated by the discharge for electric discharge lamps, especially high-pressure mercury lamps
US2821647A (en) * 1951-08-09 1958-01-28 Gen Electric High pressure metal vapor lamp
DE1740085U (en) * 1953-03-06 1957-02-21 Felix Dr Ing Mueller ELECTRODE FOR DISCHARGE VESSELS.
NL95307C (en) * 1956-02-24

Also Published As

Publication number Publication date
GB854752A (en) 1960-11-23
DE1084374B (en) 1960-06-30
US2951171A (en) 1960-08-30
NL99793C (en) 1961-11-15

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