FR674931A - Disposition permettant de pulvériser des substances mauvaises conductrices dans les lampes à vide - Google Patents

Disposition permettant de pulvériser des substances mauvaises conductrices dans les lampes à vide

Info

Publication number
FR674931A
FR674931A FR674931DA FR674931A FR 674931 A FR674931 A FR 674931A FR 674931D A FR674931D A FR 674931DA FR 674931 A FR674931 A FR 674931A
Authority
FR
France
Prior art keywords
arrangement
vacuum lamps
bad conductors
spraying bad
spraying
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
English (en)
French (fr)
Inventor
Bernhard Loewe
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 filed Critical
Application granted granted Critical
Publication of FR674931A publication Critical patent/FR674931A/fr
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
    • H01J9/39—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)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
FR674931D 1928-05-12 1929-05-11 Disposition permettant de pulvériser des substances mauvaises conductrices dans les lampes à vide Expired FR674931A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR674931A true FR674931A (fr) 1930-02-04

Family

ID=6130851

Family Applications (1)

Application Number Title Priority Date Filing Date
FR674931D Expired FR674931A (fr) 1928-05-12 1929-05-11 Disposition permettant de pulvériser des substances mauvaises conductrices dans les lampes à vide

Country Status (4)

Country Link
US (1) US1875744A (de)
FR (1) FR674931A (de)
GB (1) GB311654A (de)
NL (1) NL29687C (de)

Also Published As

Publication number Publication date
US1875744A (en) 1932-09-06
GB311654A (en) 1930-09-15
NL29687C (de)

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