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.)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Application grantedgrantedCritical
Publication of FR1496249ApublicationCriticalpatent/FR1496249A/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
H01J1/14—Solid thermionic cathodes characterised by the material
FR75795A1965-09-111966-09-09Cathode à oxydes comportant, entre la couche émissive et le support, une couche de nickel pulvérulent fritté
ExpiredFR1496249A
(fr)
Investigation of the systems(Solid solutions of quasi-binary cross section CdP-CdTe and ZnP-CdTe, using X ray, thermal, microstructural and microhardness analyses)