Sintered electrode in a discharge tube

Electric lamp and discharge devices – Liquid electrode discharge devices – Auxiliary starting or holding electrode

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313218, 313346R, H01J 6104, H01J 6126

Patent

active

043038468

ABSTRACT:
A sintered electrode in a discharge tube comprises a sintered compact body and a cesium compound layer deposited on the sintered compact body. The sintered compact body comprises a gas getter such as titanium in the range of 5 to 50% by weight of the body, an additive for sintering such as silicon oxide in the range 0.1 to 1.0% by weight of the body and the remainder formed by a high melting point metal such as tantalum.

REFERENCES:
patent: 3521107 (1970-07-01), Zemel et al.
patent: 3758184 (1973-09-01), Menzel
patent: 3849690 (1974-11-01), Cosco et al.
patent: 3970888 (1976-07-01), Trattner
patent: 4002940 (1977-01-01), Ekkelboom et al.
patent: 4097774 (1978-06-01), Cosco et al.
patent: 4152620 (1979-05-01), Bhalla

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