FR2181905B1 - - Google Patents

Info

Publication number
FR2181905B1
FR2181905B1 FR7314173A FR7314173A FR2181905B1 FR 2181905 B1 FR2181905 B1 FR 2181905B1 FR 7314173 A FR7314173 A FR 7314173A FR 7314173 A FR7314173 A FR 7314173A FR 2181905 B1 FR2181905 B1 FR 2181905B1
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.)
Expired
Application number
FR7314173A
Other languages
French (fr)
Other versions
FR2181905A1 (en
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
Publication of FR2181905A1 publication Critical patent/FR2181905A1/fr
Application granted granted Critical
Publication of FR2181905B1 publication Critical patent/FR2181905B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
    • H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
    • H01K1/56—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/22—Exhausting, degassing, filling, or cleaning vessels
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamp (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
FR7314173A 1972-04-22 1973-04-18 Expired FR2181905B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7205485A NL7205485A (en) 1972-04-22 1972-04-22

Publications (2)

Publication Number Publication Date
FR2181905A1 FR2181905A1 (en) 1973-12-07
FR2181905B1 true FR2181905B1 (en) 1976-09-10

Family

ID=19815900

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7314173A Expired FR2181905B1 (en) 1972-04-22 1973-04-18

Country Status (9)

Country Link
US (1) US3800180A (en)
JP (1) JPS4921985A (en)
BE (1) BE798556A (en)
CA (1) CA974567A (en)
DE (1) DE2316554C3 (en)
FR (1) FR2181905B1 (en)
GB (1) GB1408469A (en)
IT (1) IT983991B (en)
NL (1) NL7205485A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6384530B1 (en) * 1988-11-22 2002-05-07 General Electric Company Fill for high temperature tungsten-halogen lamps
US5034656A (en) * 1989-09-26 1991-07-23 General Electric Company Tungsten halogen lamp including phosphorous and bromine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL112694C (en) * 1957-08-13

Also Published As

Publication number Publication date
GB1408469A (en) 1975-10-01
FR2181905A1 (en) 1973-12-07
CA974567A (en) 1975-09-16
DE2316554A1 (en) 1973-11-08
IT983991B (en) 1974-11-11
BE798556A (en) 1973-10-22
US3800180A (en) 1974-03-26
JPS4921985A (en) 1974-02-26
DE2316554B2 (en) 1977-10-27
NL7205485A (en) 1973-10-24
DE2316554C3 (en) 1978-06-22

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Legal Events

Date Code Title Description
ST Notification of lapse