Low sodium permeability glass

Details Low sodium permeability glass Low sodium permeability glass

1995-05-09

1997-05-20

Patel, Nimeshkumar

Electric lamp and discharge devices

With gas or vapor

Envelope composition

313571, 501 54, 501 64, 501 68, H01J 1716, H01J 6130

Patent

active

056315228

ABSTRACT:
A glass composition, particularly well suited for use in constructing sodium containing lamp envelopes. The glass composition is comprised of silica doped with yttrium and/or cesium, preferably in combination aluminum.

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