CH242044A - Elektrische Glühlampe, bei der die Gasfüllung höchstens 20 % Stickstoff und mindestens ein Edelgas aufweist. - Google Patents

Elektrische Glühlampe, bei der die Gasfüllung höchstens 20 % Stickstoff und mindestens ein Edelgas aufweist.

Info

Publication number
CH242044A
CH242044A CH242044DA CH242044A CH 242044 A CH242044 A CH 242044A CH 242044D A CH242044D A CH 242044DA CH 242044 A CH242044 A CH 242044A
Authority
CH
Switzerland
Prior art keywords
gas
nitrogen
maximum
incandescent lamp
electric incandescent
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Gloeilampenfabrieken N Philips
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
Publication of CH242044A publication Critical patent/CH242044A/de

Links

Classifications

    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamp (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CH242044D 1942-02-03 1943-02-08 Elektrische Glühlampe, bei der die Gasfüllung höchstens 20 % Stickstoff und mindestens ein Edelgas aufweist. CH242044A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL242044X 1942-02-03

Publications (1)

Publication Number Publication Date
CH242044A true CH242044A (de) 1946-04-15

Family

ID=19780618

Family Applications (1)

Application Number Title Priority Date Filing Date
CH242044D CH242044A (de) 1942-02-03 1943-02-08 Elektrische Glühlampe, bei der die Gasfüllung höchstens 20 % Stickstoff und mindestens ein Edelgas aufweist.

Country Status (6)

Country Link
BE (1) BE449302A (en, 2012)
CH (1) CH242044A (en, 2012)
DE (1) DE845674C (en, 2012)
FR (1) FR890731A (en, 2012)
GB (1) GB611687A (en, 2012)
NL (1) NL62424C (en, 2012)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL214962A (en, 2012) * 1956-02-28
NL250303A (en, 2012) * 1959-04-10

Also Published As

Publication number Publication date
NL62424C (en, 2012)
BE449302A (en, 2012)
FR890731A (fr) 1944-02-16
GB611687A (en) 1948-11-02
DE845674C (de) 1952-08-04

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