FR2017924A1 - - Google Patents

Info

Publication number
FR2017924A1
FR2017924A1 FR6931143A FR6931143A FR2017924A1 FR 2017924 A1 FR2017924 A1 FR 2017924A1 FR 6931143 A FR6931143 A FR 6931143A FR 6931143 A FR6931143 A FR 6931143A FR 2017924 A1 FR2017924 A1 FR 2017924A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6931143A
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.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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
Priority claimed from DE19681764961 external-priority patent/DE1764961C3/de
Application filed by Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of FR2017924A1 publication Critical patent/FR2017924A1/fr
Withdrawn legal-status Critical Current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
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/073—Main electrodes for high-pressure discharge lamps
    • H01J61/0735—Main electrodes for high-pressure discharge lamps characterised by the material of the electrode
FR6931143A 1968-09-12 1969-09-12 Withdrawn FR2017924A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681764961 DE1764961C3 (de) 1968-09-12 Elektrode mit Tantalcarbid für Kurzbogenhochdruckentladungslampen

Publications (1)

Publication Number Publication Date
FR2017924A1 true FR2017924A1 (enrdf_load_stackoverflow) 1970-05-22

Family

ID=5698211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6931143A Withdrawn FR2017924A1 (enrdf_load_stackoverflow) 1968-09-12 1969-09-12

Country Status (3)

Country Link
US (1) US3621322A (enrdf_load_stackoverflow)
FR (1) FR2017924A1 (enrdf_load_stackoverflow)
GB (1) GB1240778A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2490005A1 (fr) * 1980-09-05 1982-03-12 Philips Nv Lampe a decharge dans la vapeur de sodium a haute pression

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7406379A (nl) * 1974-05-13 1975-11-17 Philips Nv Hogedrukontladingslamp.
DE3029824A1 (de) * 1980-08-06 1982-03-11 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Hochdruckentladungslampe
EP0115654B1 (en) * 1982-12-30 1987-09-09 Koninklijke Philips Electronics N.V. High-pressure sodium discharge lamp
CA1214196A (en) * 1983-02-14 1986-11-18 Jack M. Strok Color rendition high pressure sodium arc tubes having an oxygen getter
JPS63199842A (ja) * 1987-02-14 1988-08-18 Toho Kinzoku Kk 電極材料
AU604126B2 (en) * 1987-06-11 1990-12-06 Kabushiki Kaisha Toshiba High intensity discharge lamp of the one side sealed type capable of compensating for the change of luminous efficiency caused by its different lighting angles and manufacturing method of the same
DE4124055A1 (de) * 1991-07-19 1993-01-21 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Hochdruckentladungslampe
JP3077538B2 (ja) * 1994-11-29 2000-08-14 ウシオ電機株式会社 ショートアーク型水銀ランプ
JP3158972B2 (ja) * 1995-06-26 2001-04-23 ウシオ電機株式会社 ショートアーク型水銀ランプ及びその点灯方法
JPH11505665A (ja) * 1996-03-22 1999-05-21 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ 高圧ハロゲン化金属ランプ
US5879159A (en) * 1996-12-24 1999-03-09 Ion Laser Technology, Inc. Portable high power arc lamp system and applications therefor
JP3489373B2 (ja) * 1997-02-07 2004-01-19 ウシオ電機株式会社 ショートアーク型水銀ランプ
WO1999016100A1 (en) * 1997-09-25 1999-04-01 Fusion Lighting, Inc. Electroded selenium lamp
DE19749908A1 (de) * 1997-11-11 1999-05-12 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Elektrodenbauteil für Entladungslampen
DE19951445C1 (de) * 1999-10-25 2001-07-19 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Quecksilber-Kurzbogenlampe
US6566814B2 (en) * 2001-04-24 2003-05-20 Osram Sylvania Inc. Induction sealed high pressure lamp bulb
DE10222954A1 (de) * 2002-05-24 2003-12-04 Philips Intellectual Property Hochdruckgasentladungslampe
JP2007095665A (ja) * 2005-09-02 2007-04-12 Sony Corp ショートアーク型高圧放電電極、ショートアーク型高圧放電管、ショートアーク型高圧放電光源装置、及びそれらの各製造方法
JP7440346B2 (ja) * 2020-06-01 2024-02-28 株式会社アルバック 通電加熱線の製造方法および製造装置

Family Cites Families (10)

* 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
US2965790A (en) * 1949-08-20 1960-12-20 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh High pressure gas lamp
US2697183A (en) * 1950-10-16 1954-12-14 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh High-pressure electric discharge lamp
US2682007A (en) * 1951-01-11 1954-06-22 Hanovia Chemical & Mfg Co Compact type electrical discharge device
US2720474A (en) * 1952-09-13 1955-10-11 Raytheon Mfg Co Coated electrodes for electron discharge devices
US2896107A (en) * 1957-02-06 1959-07-21 Engelhard Ind Inc Gaseous electric discharge lamp
US3061756A (en) * 1960-07-05 1962-10-30 Monsanto Chemicals Spark plug
US3168668A (en) * 1961-04-03 1965-02-02 Honeywell Inc High pressure mercury vapor lamp
US3232717A (en) * 1962-05-14 1966-02-01 Gen Motors Corp Uranium monocarbide thermionic emitters
US3405328A (en) * 1966-03-02 1968-10-08 Westinghouse Electric Corp Incandescent lamp with a refractory metal carbide filament

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2490005A1 (fr) * 1980-09-05 1982-03-12 Philips Nv Lampe a decharge dans la vapeur de sodium a haute pression

Also Published As

Publication number Publication date
DE1764961A1 (de) 1972-01-13
US3621322A (en) 1971-11-16
GB1240778A (en) 1971-07-28
DE1764961B2 (de) 1977-05-12

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Legal Events

Date Code Title Description
ST Notification of lapse