Process for producing alkali-free aluminosilicate glass

Details Process for producing alkali-free aluminosilicate glass Process for producing alkali-free aluminosilicate glass

2006-11-21

2006-11-21

Group, Karl (Department: 1755)

Glass manufacturing

Processes

Fining or homogenizing molten glass

C065S134100, C501S069000, C501S070000, C501S066000

Reexamination Certificate

active

07137278

ABSTRACT:
The process of the invention produces alkali-free aluminosilicate glass having an Al2O3-content of more than 12% by weight with the addition of from 0.005% by weight to 0.6% by weight of sulfate for batch formulation.

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Machine Translation of JP 2004-299947 A.
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