Long life tungsten halogen lamp with hydrogen bromide and methyl

Details Long life tungsten halogen lamp with hydrogen bromide and methyl Long life tungsten halogen lamp with hydrogen bromide and methyl

1982-01-22

1984-06-05

Demeo, Palmer C.

Electric lamp and discharge devices

With gas or vapor

Incandescent filament lamp

313643, H01K 150

Patent

active

044531079

ABSTRACT:
Long life tungsten halogen lamps using bromine as the halogen are provided when the lamp contains the bromine as HBr and CH.sub.3 Br in a ratio of 2.5 to 1 when used with argon as a carrier gas and 1.5 to 1 when krypton is used.

REFERENCES:
patent: 3418512 (1968-12-01), T'Jampens et al.
patent: 3431448 (1969-03-01), English
patent: 3502931 (1970-03-01), Mosby
patent: 3843899 (1974-10-01), T'Jampens et al.
patent: 4366409 (1982-12-01), Nieda et al.

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