Wet press felt to be used in papermaking machine
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United States of America Patent
Stats
-
Jan 26, 1993
Grant Date -
N/A
app pub date -
May 25, 1989
filing date -
Jun 9, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A dewatering wet press felt to be used on papermaking machines and comprising at least one top layer made from staple fibers and the like and facing the paper web (4), and a second layer. The second layer constitutes a barrier layer of such a nature that during the compression phase in the press nip in the press section of the papermaking machine the water is forced through the second layer, but is prevented from flowing back to the top layer and the paper web during the expansion phase after the press nip.
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