Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For plural electrodes of discharge device
313225, H01J 6120, H01J 6122
The advantageous light-technical properties of the alkaline earth and rare earth halides can be utilized without an excessive thermal load of the wall of the vessel occurring, if the discharge vessel contains at least one halide of iron, of cobalt or of nickel as a compound-forming metal halide.
patent: 3416023 (1968-12-01), Eckel et al.
patent: 3590307 (1971-06-01), Dobrusskin et al.
patent: 3867665 (1975-02-01), Furmidge et al.
patent: 3947714 (1976-03-01), Rehder et al.
patent: 4074164 (1978-02-01), Leyendecker
DeMeo Palmer C.
Smith Robert S.
U.S. Philips Corporation
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