Method of producing gypsum/fiber board
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United States of America Patent
Stats
-
Jan 21, 2003
Grant Date -
Jun 13, 2002
app pub date -
Aug 10, 1999
filing date -
Sep 9, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A gypsum/fiber board having improved impact resistance is produced by mixing predetermined amounts of fibers, calcined gypsum and water to form a mixture of wetted, loose fibers; laying out a reinforcing mesh over the upper surface of a forming belt; depositing said mixture on said mesh to form a layer of said mixture, said; and compressing said mesh together with said layer of mixture to embed said mesh in the lower surface of said layer to form a board composed of bonded fibers and gypsum with said mesh embedded in the surface thereof.
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