FR1391306A - Cathode for electronic discharge device - Google Patents

Cathode for electronic discharge device

Info

Publication number
FR1391306A
FR1391306A FR968759A FR968759A FR1391306A FR 1391306 A FR1391306 A FR 1391306A FR 968759 A FR968759 A FR 968759A FR 968759 A FR968759 A FR 968759A FR 1391306 A FR1391306 A FR 1391306A
Authority
FR
France
Prior art keywords
cathode
discharge device
electronic discharge
electronic
discharge
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
FR968759A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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
Priority claimed from US268107A external-priority patent/US3312856A/en
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR968759A priority Critical patent/FR1391306A/en
Application granted granted Critical
Publication of FR1391306A publication Critical patent/FR1391306A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • H01J1/148—Solid thermionic cathodes characterised by the material with compounds having metallic conductive properties, e.g. lanthanum boride, as an emissive material
FR968759A 1963-03-26 1964-03-26 Cathode for electronic discharge device Expired FR1391306A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR968759A FR1391306A (en) 1963-03-26 1964-03-26 Cathode for electronic discharge device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US268107A US3312856A (en) 1963-03-26 1963-03-26 Rhenium supported metallic boride cathode emitters
FR968759A FR1391306A (en) 1963-03-26 1964-03-26 Cathode for electronic discharge device

Publications (1)

Publication Number Publication Date
FR1391306A true FR1391306A (en) 1965-03-05

Family

ID=26206672

Family Applications (1)

Application Number Title Priority Date Filing Date
FR968759A Expired FR1391306A (en) 1963-03-26 1964-03-26 Cathode for electronic discharge device

Country Status (1)

Country Link
FR (1) FR1391306A (en)

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