FR835409A - Process for producing high filling pressures in electric incandescent lamps and electric discharge tubes - Google Patents

Process for producing high filling pressures in electric incandescent lamps and electric discharge tubes

Info

Publication number
FR835409A
FR835409A FR835409DA FR835409A FR 835409 A FR835409 A FR 835409A FR 835409D A FR835409D A FR 835409DA FR 835409 A FR835409 A FR 835409A
Authority
FR
France
Prior art keywords
electric
producing high
incandescent lamps
discharge tubes
high filling
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.)
Ver Gluehlampen & Elek AG
Original Assignee
Ver Gluehlampen & Elek AG
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 Ver Gluehlampen & Elek AG filed Critical Ver Gluehlampen & Elek AG
Application granted granted Critical
Publication of FR835409A publication Critical patent/FR835409A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Discharge Lamp (AREA)
FR835409D 1937-03-22 1938-03-18 Process for producing high filling pressures in electric incandescent lamps and electric discharge tubes Expired FR835409A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202099X 1937-03-22

Publications (1)

Publication Number Publication Date
FR835409A true FR835409A (en) 1938-12-21

Family

ID=5769780

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835409D Expired FR835409A (en) 1937-03-22 1938-03-18 Process for producing high filling pressures in electric incandescent lamps and electric discharge tubes

Country Status (3)

Country Link
CH (1) CH202099A (en)
FR (1) FR835409A (en)
GB (1) GB502769A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1082674B (en) * 1958-02-26 1960-06-02 Egyesuelt Izzolampa Process for the production of gas-filled glass vessels, in particular electric incandescent lamps, with a filling gas pressure exceeding the atmospheric pressure
WO2006017271A2 (en) * 2004-07-13 2006-02-16 Advanced Lighting Technologies, Inc. Method of manufacturing arc tubes
CN106051509A (en) * 2016-05-31 2016-10-26 厦门蓝水电子有限公司 Method for gas filling for LED filament bulb

Also Published As

Publication number Publication date
CH202099A (en) 1938-12-31
GB502769A (en) 1939-03-24

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