Electrode for discharge lamps

Details Electrode for discharge lamps Electrode for discharge lamps

1997-04-23

1999-03-09

Patel, Nimeshkumar D.

Electric lamp and discharge devices

With gas or vapor

Having particular electrode structure

313632, 313633, H01J 1704

Patent

active

058805583

ABSTRACT:
The invention relates to an electrode for discharge lamps, with an electron mitter which contains a barium compound from the group barium zirconate (BaZrO.sub.3), barium hafnate (BaHfO.sub.3), barium titanate (BaTiO.sub.3) and barium cerate (BaCeO.sub.3) as well as one or more metallic components.

REFERENCES:
patent: 4105908 (1978-08-01), Harding et al.
patent: 4210840 (1980-07-01), Bhalla
patent: 4808883 (1989-02-01), Iwaya et al.
patent: 5214351 (1993-05-01), Nieda
patent: 5336970 (1994-08-01), Einbinder
patent: 5627430 (1997-05-01), Kira et al.
Die Oxydkathode, G. Hermann & S. Wagener,1950, pp. 137-139. No month.

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