CH344788A - Supply cathode and process for their manufacture - Google Patents

Supply cathode and process for their manufacture

Info

Publication number
CH344788A
CH344788A CH344788DA CH344788A CH 344788 A CH344788 A CH 344788A CH 344788D A CH344788D A CH 344788DA CH 344788 A CH344788 A CH 344788A
Authority
CH
Switzerland
Prior art keywords
manufacture
supply cathode
cathode
supply
Prior art date
Application number
Other languages
German (de)
Inventor
Gal Imre
Nagel Ferenc
Oldal Endre
Original Assignee
Egyesuelt Izzolampa
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 Egyesuelt Izzolampa filed Critical Egyesuelt Izzolampa
Publication of CH344788A publication Critical patent/CH344788A/en

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
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
CH344788D 1954-12-24 1955-12-23 Supply cathode and process for their manufacture CH344788A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU344788X 1954-12-24

Publications (1)

Publication Number Publication Date
CH344788A true CH344788A (en) 1960-02-29

Family

ID=10978860

Family Applications (1)

Application Number Title Priority Date Filing Date
CH344788D CH344788A (en) 1954-12-24 1955-12-23 Supply cathode and process for their manufacture

Country Status (4)

Country Link
CH (1) CH344788A (en)
DE (1) DE1046202B (en)
GB (1) GB790900A (en)
NL (1) NL99045C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3336489A1 (en) * 1983-10-07 1985-04-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Indirectly heated dispenser cathode

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT178147B (en) * 1947-11-26 1954-04-10 Philips Nv Cathode for electric discharge tubes with an operating temperature exceeding 1000 ° C

Also Published As

Publication number Publication date
DE1046202B (en) 1958-12-11
NL99045C (en)
GB790900A (en) 1958-02-19

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