Method for the manufacture of a mineral fiber sheet
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United States of America Patent
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-
Mar 18, 1980
Grant Date -
N/A
app pub date -
Jun 7, 1977
filing date -
Jul 23, 1976
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for the manufacture of a sheet containing mineral fibers and binder. An aqueous suspension containing fibers and binder is formed into a layer. The layer is de-watered to form a wet sheet. Additional binder is applied evenly to the entire surface of the de-watered sheet. The sheet is then dried. The sheet may be compressed to an extent of 20% during drying.
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