CH250194A - Verfahren zum Entlüften und Verschliessen elektrischer Vakuumgefässe. - Google Patents

Verfahren zum Entlüften und Verschliessen elektrischer Vakuumgefässe.

Info

Publication number
CH250194A
CH250194A CH250194DA CH250194A CH 250194 A CH250194 A CH 250194A CH 250194D A CH250194D A CH 250194DA CH 250194 A CH250194 A CH 250194A
Authority
CH
Switzerland
Prior art keywords
venting
vacuum vessels
closing electrical
electrical vacuum
closing
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 CH250194A publication Critical patent/CH250194A/de

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
    • H01J9/40—Closing vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
CH250194D 1943-02-18 1944-02-16 Verfahren zum Entlüften und Verschliessen elektrischer Vakuumgefässe. CH250194A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL250194X 1943-02-18

Publications (1)

Publication Number Publication Date
CH250194A true CH250194A (de) 1947-08-15

Family

ID=19781052

Family Applications (1)

Application Number Title Priority Date Filing Date
CH250194D CH250194A (de) 1943-02-18 1944-02-16 Verfahren zum Entlüften und Verschliessen elektrischer Vakuumgefässe.

Country Status (4)

Country Link
BE (1) BE454432A (enrdf_load_stackoverflow)
CH (1) CH250194A (enrdf_load_stackoverflow)
FR (1) FR902010A (enrdf_load_stackoverflow)
GB (1) GB635984A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE454432A (enrdf_load_stackoverflow)
GB635984A (en) 1950-04-19
FR902010A (fr) 1945-08-16

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