Molybdenum sealing glasses

Details Molybdenum sealing glasses Molybdenum sealing glasses

1986-09-08

1987-09-15

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

C03C 3587

Patent

active

046939873

ABSTRACT:
This invention relates to glass compositions especially designed for use as envelopes for tungsten-halogen incandescent lamps wherein molybdenum metal lead wires are utilized. The glasses consist essentially, expressed in terms of weight percent on the oxide basis, of 8.5-14% BaO, 10.5-12.5% CaO, 14-15.5% Al.sub.2 O.sub.3, and 59.5-63% SiO.sub.2.

REFERENCES:
patent: 3978362 (1976-08-01), Dumbargh, Jr.
patent: 4060423 (1977-11-01), Thomas
patent: 4238705 (1980-12-01), Thomas
patent: 4255198 (1981-03-01), Danielson et al.
patent: 4607016 (1986-08-01), Danielson et al.

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