Process And Apparatus For Improving The Flatness Of A Sheet Of Glass.

The flatness of a glass sheet is improved by feeding he sheet at a viscosity of (formula) pose through a pair of smooth flattening rollers maintained at a uniform temperature from 400-650C. The rollers are separated from each other by a distance of 75-95% of the initial thickness of the sheet.

Author
Compagnie De Saint-Gobain
Origin
Unknown
Journal Title
(B.P. 1241627, 4,8,71)
Sector
Primary Papers
Class
PP 327

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Process And Apparatus For Improving The Flatness Of A Sheet Of Glass.
(B.P. 1241627, 4,8,71)
PP 327
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