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 to US268387ApriorityCriticalpatent/US3225246A/en
Priority claimed from US268387Aexternal-prioritypatent/US3225246A/en
Priority to GB11274/64Dprioritypatent/GB1027404A/en
Application filedfiledCritical
Priority to SE3769/64Aprioritypatent/SE303806B/xx
Priority to DER37546Aprioritypatent/DE1257981B/de
Priority to NL6403305Aprioritypatent/NL6403305A/xx
Priority to FR968911Aprioritypatent/FR1386875A/fr
Publication of BE645648ApublicationCriticalpatent/BE645648A/fr
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
Procede pour braser une electrode metallique sur un element en ceramique en carbure de silicium electriquement conducteur et element en ceramique en carbure de silicium realise selon le procede