FR524407A - Process for the introduction of alkali or alkaline earth metals into discharge tubes and others - Google Patents

Process for the introduction of alkali or alkaline earth metals into discharge tubes and others

Info

Publication number
FR524407A
FR524407A FR524407A FR524407DA FR524407A FR 524407 A FR524407 A FR 524407A FR 524407 A FR524407 A FR 524407A FR 524407D A FR524407D A FR 524407DA FR 524407 A FR524407 A FR 524407A
Authority
FR
France
Prior art keywords
alkali
introduction
alkaline earth
earth metals
discharge tubes
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
FR524407A
Other languages
French (fr)
Inventor
Gilles Holst
Ekko Oosterhuis
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 FR524407A publication Critical patent/FR524407A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/38—Exhausting, degassing, filling, or cleaning vessels
    • H01J9/395—Filling vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR524407A 1919-09-23 1920-09-20 Process for the introduction of alkali or alkaline earth metals into discharge tubes and others Expired FR524407A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL151611X 1919-09-23

Publications (1)

Publication Number Publication Date
FR524407A true FR524407A (en) 1921-09-03

Family

ID=19776348

Family Applications (1)

Application Number Title Priority Date Filing Date
FR524407A Expired FR524407A (en) 1919-09-23 1920-09-20 Process for the introduction of alkali or alkaline earth metals into discharge tubes and others

Country Status (2)

Country Link
FR (1) FR524407A (en)
GB (1) GB151611A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7208146A (en) * 1972-06-15 1973-12-18
JP2697937B2 (en) 1989-12-15 1998-01-19 キヤノン株式会社 Active energy ray-curable resin composition
AT410947B (en) * 2001-10-08 2003-08-25 Alkali Metals Ltd METHOD FOR PRODUCING A PROTECTIVE COATING ON THE SURFACE OF CHEMICALLY ACTIVE MATERIALS
WO2005112067A1 (en) * 2004-08-23 2005-11-24 Nanoshell Materials Research & Development Gmbh New material for vapor sources of alkali and alkaline earth metals and a method of its production

Also Published As

Publication number Publication date
GB151611A (en) 1921-12-22

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