Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Patent
1976-09-08
1978-01-17
Demeo, Palmer C.
Electric lamp and discharge devices
With luminescent solid or liquid material
With gaseous discharge medium
H01J 6146, H01J 6148
Patent
active
040694410
ABSTRACT:
A fluorescent lamp requiring a smaller amount of luminescent material than is normally required. The luminescent layer is composed of component layers, the component layers which do not face the discharge contain a mixture of the luminescent material and a white pigment which reflects ultraviolet radiation.
REFERENCES:
patent: 2290186 (1942-07-01), Holman et al.
patent: 2299720 (1942-10-01), Holman
patent: 2892956 (1959-06-01), Vodicka
patent: 3957675 (1976-05-01), Schutt
Manders Lambertus Wilhelmus Johannes
TER Vrugt Johannes Wilhelmus
Wanmaker, deceased Willem Lambertus
DeMeo Palmer C.
Smith Robert S.
Trifari Frank R.
U.S. Philips Corporation
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