NL29687C - - Google Patents

Info

Publication number
NL29687C
NL29687C NL29687DA NL29687C NL 29687 C NL29687 C NL 29687C NL 29687D A NL29687D A NL 29687DA NL 29687 C NL29687 C NL 29687C
Authority
NL
Netherlands
Application number
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.)
Publication of NL29687C publication Critical patent/NL29687C/xx

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
    • H01J9/39—Degassing vessels
    • 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
    • H01J7/186—Getter supports
    • 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
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
NL29687D 1928-05-12 NL29687C (ja�@�@)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE311654X 1928-05-12

Publications (1)

Publication Number Publication Date
NL29687C true NL29687C (ja�@�@)

Family

ID=6130851

Family Applications (1)

Application Number Title Priority Date Filing Date
NL29687D NL29687C (ja�@�@) 1928-05-12

Country Status (4)

Country Link
US (1) US1875744A (ja�@�@)
FR (1) FR674931A (ja�@�@)
GB (1) GB311654A (ja�@�@)
NL (1) NL29687C (ja�@�@)

Also Published As

Publication number Publication date
GB311654A (en) 1930-09-15
US1875744A (en) 1932-09-06
FR674931A (fr) 1930-02-04

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