CH309312A - Cathode for electrical discharge vessels. - Google Patents

Cathode for electrical discharge vessels.

Info

Publication number
CH309312A
CH309312A CH309312DA CH309312A CH 309312 A CH309312 A CH 309312A CH 309312D A CH309312D A CH 309312DA CH 309312 A CH309312 A CH 309312A
Authority
CH
Switzerland
Prior art keywords
cathode
electrical discharge
discharge vessels
vessels
electrical
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellschaft Siem Halske
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of CH309312A publication Critical patent/CH309312A/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00Details 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
    • H01J1/02Main electrodes
    • H01J1/13Solid thermionic cathodes
    • H01J1/14Solid thermionic cathodes characterised by the material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00Details 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
    • H01J1/02Main electrodes
    • H01J1/13Solid thermionic cathodes
    • H01J1/20Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28Dispenser-type cathodes, e.g. L-cathode
CH309312D 1951-04-18 1952-02-28 Cathode for electrical discharge vessels. CH309312A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE309312X 1951-04-18

Publications (1)

Publication Number Publication Date
CH309312A true CH309312A (en) 1955-08-31

Family

ID=6121980

Family Applications (1)

Application Number Title Priority Date Filing Date
CH309312D CH309312A (en) 1951-04-18 1952-02-28 Cathode for electrical discharge vessels.

Country Status (4)

Country Link
CH (1) CH309312A (en)
FR (1) FR1054597A (en)
GB (1) GB721612A (en)
NL (1) NL94985C (en)

Also Published As

Publication number Publication date
NL94985C (en)
GB721612A (en) 1955-01-12
FR1054597A (en) 1954-02-11

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