Method and apparatus for pre-pressing fibrous materials during the manufacture of fiberboard materials
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United States of America Patent
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-
Aug 19, 1997
Grant Date -
N/A
app pub date -
Nov 6, 1995
filing date -
May 6, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for pre-pressing webs of lignocellulose-containing fibrous material is disclosed including forming the predetermined density, further compressing the mat without the addition of heat to a density approximating that of the predetermined density, and feeding the compressed mat to the finishing press while permiting the controlled expansion of the mat. Apparatus for pre-pressing the web of lignocellulose-containing fibrous material prior to the finishing press is also disclosed.
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