IT980629B - HIGH PRESSURE MERCURY VAPOR DISCHARGE LAMP - Google Patents

HIGH PRESSURE MERCURY VAPOR DISCHARGE LAMP

Info

Publication number
IT980629B
IT980629B IT67774/73A IT6777473A IT980629B IT 980629 B IT980629 B IT 980629B IT 67774/73 A IT67774/73 A IT 67774/73A IT 6777473 A IT6777473 A IT 6777473A IT 980629 B IT980629 B IT 980629B
Authority
IT
Italy
Prior art keywords
high pressure
discharge lamp
pressure mercury
mercury vapor
vapor discharge
Prior art date
Application number
IT67774/73A
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 IT980629B publication Critical patent/IT980629B/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
    • H01J61/125—Selection of substances for gas fillings; Specified operating pressure or temperature having an halogenide as principal component
    • 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
IT67774/73A 1972-03-20 1973-03-16 HIGH PRESSURE MERCURY VAPOR DISCHARGE LAMP IT980629B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7203720A NL7203720A (en) 1972-03-20 1972-03-20

Publications (1)

Publication Number Publication Date
IT980629B true IT980629B (en) 1974-10-10

Family

ID=19815661

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67774/73A IT980629B (en) 1972-03-20 1973-03-16 HIGH PRESSURE MERCURY VAPOR DISCHARGE LAMP

Country Status (14)

Country Link
US (1) US3852630A (en)
JP (1) JPS4913988A (en)
AR (1) AR196519A1 (en)
AT (1) AT325149B (en)
BE (1) BE797013A (en)
BR (1) BR7301932D0 (en)
CA (1) CA964324A (en)
CH (1) CH563066A5 (en)
ES (1) ES412802A1 (en)
FR (1) FR2176814B1 (en)
GB (1) GB1400976A (en)
IT (1) IT980629B (en)
NL (1) NL7203720A (en)
SE (1) SE377983B (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50133675A (en) * 1974-04-09 1975-10-23
DE2519377A1 (en) * 1975-04-30 1976-11-11 Patra Patent Treuhand MERCURY VAPOR HIGH PRESSURE DISCHARGE LAMP
JPS52118862A (en) * 1976-03-29 1977-10-05 Toshiba Corp Mixed steam discharge lamp
JPS52120586A (en) * 1976-04-01 1977-10-11 Toshiba Corp Metallic vapor discharge lamp
EP0159620B1 (en) * 1984-04-19 1990-06-20 General Electric Company Improved metal halide lamp and lighting systems particularly suitable for architectural lighting
DE3427280C2 (en) * 1984-07-24 1986-06-12 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Metal halide high pressure discharge lamp
US4612475A (en) * 1984-10-09 1986-09-16 General Electric Company Increased efficacy arc tube for a high intensity discharge lamp
US4801846A (en) * 1986-12-19 1989-01-31 Gte Laboratories Incorporated Rare earth halide light source with enhanced red emission
US5013968A (en) * 1989-03-10 1991-05-07 General Electric Company Reprographic metal halide lamps having long life and maintenance
US4992700A (en) * 1989-03-10 1991-02-12 General Electric Company Reprographic metal halide lamps having high blue emission
DE4132530A1 (en) * 1991-09-30 1993-04-01 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh HIGH PRESSURE DISCHARGE LAMP WITH LOW POWER
US5343118A (en) * 1991-12-30 1994-08-30 General Electric Company Iodine getter for a high intensity metal halide discharge lamp
US5694002A (en) * 1996-05-08 1997-12-02 Osram Sylvania Inc. Metal halide lamp with improved color characteristics
JP3201278B2 (en) * 1996-08-28 2001-08-20 ウシオ電機株式会社 Metal halide lamp
DE19645959A1 (en) * 1996-11-07 1998-05-14 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Metal halide high pressure discharge lamp
WO1998045872A1 (en) * 1997-04-09 1998-10-15 Koninklijke Philips Electronics N.V. Metal halide lamp
KR100525609B1 (en) * 1997-04-09 2005-12-21 코닌클리즈케 필립스 일렉트로닉스 엔.브이. Metal halide lamp
DE59805403D1 (en) * 1997-04-21 2002-10-10 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh METAL HALOGENIDE DISCHARGE LAMP WITH LONG LIFE
JP2948200B1 (en) * 1998-04-08 1999-09-13 ウシオ電機株式会社 High pressure mercury lamp
WO1999065052A1 (en) 1998-06-12 1999-12-16 Fusion Lighting, Inc. Lamp with improved color rendering
US6573656B2 (en) * 2000-07-14 2003-06-03 Matsushita Electric Industrial Co., Ltd. High-pressure discharge lamp and method for producing the same
US6731068B2 (en) * 2001-12-03 2004-05-04 General Electric Company Ceramic metal halide lamp
US7256546B2 (en) * 2004-11-22 2007-08-14 Osram Sylvania Inc. Metal halide lamp chemistries with magnesium and indium
US20060178075A1 (en) * 2005-01-18 2006-08-10 Musco Corporation Altering chemicals and removing white oxide coating on high-intensity arc lamp for better performance
WO2006078831A2 (en) * 2005-01-18 2006-07-27 Musco Corporation Altering chemicals and removing white oxide coating on high- intensity arc lamp for better performance
US20120126685A1 (en) * 2010-11-23 2012-05-24 Toth Katalin Lamp for incandescent-like color quality

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3398312A (en) * 1965-11-24 1968-08-20 Westinghouse Electric Corp High pressure vapor discharge lamp having a fill including sodium iodide and a free metal
US3452238A (en) * 1966-12-05 1969-06-24 Westinghouse Electric Corp Metal vapor discharge lamp
US3445719A (en) * 1967-05-31 1969-05-20 Duro Test Corp Metal vapor lamp with metal additive for improved color rendition and internal self-ballasting filament used to heat arc tube
NL6909891A (en) * 1969-06-27 1970-12-29
GB1316803A (en) * 1969-07-07 1973-05-16 Gen Electric High intensity arc lamp

Also Published As

Publication number Publication date
SE377983B (en) 1975-08-04
NL7203720A (en) 1973-09-24
CH563066A5 (en) 1975-06-13
JPS4913988A (en) 1974-02-06
CA964324A (en) 1975-03-11
US3852630A (en) 1974-12-03
BR7301932D0 (en) 1974-07-11
DE2307631B2 (en) 1976-11-04
DE2307631A1 (en) 1973-10-04
FR2176814B1 (en) 1976-09-10
BE797013A (en) 1973-09-19
ES412802A1 (en) 1976-01-01
AR196519A1 (en) 1974-02-06
AU5338973A (en) 1974-09-19
FR2176814A1 (en) 1973-11-02
AT325149B (en) 1975-10-10
GB1400976A (en) 1975-07-16

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