FR1335736A - émetteur thermionique et sa méthode de fabrication - Google Patents

émetteur thermionique et sa méthode de fabrication

Info

Publication number
FR1335736A
FR1335736A FR907697A FR907697A FR1335736A FR 1335736 A FR1335736 A FR 1335736A FR 907697 A FR907697 A FR 907697A FR 907697 A FR907697 A FR 907697A FR 1335736 A FR1335736 A FR 1335736A
Authority
FR
France
Prior art keywords
manufacturing
thermionic emitter
thermionic
emitter
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
FR907697A
Other languages
English (en)
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 US135549A external-priority patent/US3176180A/en
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR907697A priority Critical patent/FR1335736A/fr
Application granted granted Critical
Publication of FR1335736A publication Critical patent/FR1335736A/fr
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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
FR907697A 1961-09-01 1962-08-24 émetteur thermionique et sa méthode de fabrication Expired FR1335736A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR907697A FR1335736A (fr) 1961-09-01 1962-08-24 émetteur thermionique et sa méthode de fabrication

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US13554861A 1961-09-01 1961-09-01
US135549A US3176180A (en) 1961-09-01 1961-09-01 Dispenser cathode
US135547A US3229147A (en) 1961-09-01 1961-09-01 Thermionic emitter and method of making same
FR907697A FR1335736A (fr) 1961-09-01 1962-08-24 émetteur thermionique et sa méthode de fabrication

Publications (1)

Publication Number Publication Date
FR1335736A true FR1335736A (fr) 1963-08-23

Family

ID=27445475

Family Applications (1)

Application Number Title Priority Date Filing Date
FR907697A Expired FR1335736A (fr) 1961-09-01 1962-08-24 émetteur thermionique et sa méthode de fabrication

Country Status (1)

Country Link
FR (1) FR1335736A (fr)

Similar Documents

Publication Publication Date Title
FR1310618A (fr) Aspirateur
FR1413586A (fr) Structure de transistor perfectionné et méthode de fabrication
FR1335736A (fr) émetteur thermionique et sa méthode de fabrication
BE611648A (fr) Anti-oxygène et son procédé de fabrication
FR1220904A (fr) Klystron amplificateur
BE616248A (fr) Tube électronique et procédé de fabrication
BR6236621D0 (pt) Compostos organicos esteroides e processos de fabricacao
CH434492A (de) Elektronenröhre
FR1347181A (fr) Nouvel emballage-présentoir et son porocédé de fabrication
FR1325282A (fr) Tournevis et son procédé de fabrication
FR1328151A (fr) Réservoir brisable et sa méthode de fabrication
FR1290254A (fr) Engrais et sa fabrication
FR1306652A (fr) Fabrication de tubes thermioniques
OA00231A (fr) Ciments et leur fabrication.
FR1330429A (fr) Panneau isolant et méthode de fabrication
FR1347297A (fr) Dispositif semiconducteur et méthode de fabrication
CH422899A (de) Elektronenröhrenverstärkerschaltung
OA00022A (fr) Hexaméthylène-tétramine-tribromométhane et son procédé de fabrication.
BE611293A (fr) Eléments de construction et procédé de fabrication.
FR1308465A (fr) Fenêtre pour microondes et sa méthode de fabrication
FR1340877A (fr) Klystron amplificateur
BE609772A (fr) Grille-cadre et procédé de fabrication.
FR1285074A (fr) Polypropanesultame et son procédé de fabrication
FI42007C (fi) Huonekalujen valmistusmenetelmä
FR1481007A (fr) Ester de sorbitol et sa fabrication