Cathode-ray tube

Details Cathode-ray tube Cathode-ray tube

H - Electricity

01

J

313/35.35

H01J 29/06 (2006.01) H01J 29/88 (2006.01)

Patent

CA 1104632

ABSTRACT OF THE DISCLOSURE A cathode-ray tube having an envelope consisting of a panel portion, a funnel portion and a neck portion with an electron gun mounted in the neck portion, has a phosphor coated on the interior surface of the panel portion to provide a screen and a conductive layer is coated on the interior surface of at least the funnel portion. In this invention, the conductive layer comprises a mixture of graphite, silicon carbide and silicate such as alkali silicate.

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