Electric lamp and discharge devices – With gas or vapor – With particular gas or vapor
Patent
1986-10-06
1989-01-17
Moore, David K.
Electric lamp and discharge devices
With gas or vapor
With particular gas or vapor
313490, 313562, 313633, 313630, 313640, 313 40, 313 44, 313635, H01J 1720, H01J 6122
Patent
active
047989955
ABSTRACT:
In an arc tube for a high intensity metal halide discharge lamp, a particular composition of metal halide dose is provided to control thorium transport to the electrodes within the arc tube and tungsten transport to the wall to improve arc tube performance.
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Cap Daniel M.
Gilliard Richard P.
Russell Timothy D.
Corcoran Edward M.
General Electric Company
Herkamp Nathan D.
Moore David K.
Powell Mark R.
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