Stock material or miscellaneous articles – Hollow or container type article – Glass – ceramic – or sintered – fused – fired – or calcined metal...
Patent
1975-12-03
1978-09-12
Lesmes, George F.
Stock material or miscellaneous articles
Hollow or container type article
Glass, ceramic, or sintered, fused, fired, or calcined metal...
52171, 106 54, 156 99, 156109, 428410, 428426, 428920, E06B 324, B32B 1700
Patent
active
041139046
ABSTRACT:
A window composed of a frame having at least two, parallel disposed, spaced glass panes. At least one of the panes is composed of fire-resistant glass. The fire resistant pane can be a borosilicate or alumino silicate glass having a compressive prestress in the peripheral edge portion thereof, and for which the product of thermal expansion .alpha. and the elastic modulus E is 1-5 kp .times. cm.sup.-2 .times. .degree. C.sup.-1.
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Jenaer Glaswerk Schott & Gen.
Lesmes George F.
Thibodeau P.
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