Headbox for gypsum/fiber board production
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United States of America Patent
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-
Jul 2, 2002
Issued Date -
N/A
app pub date -
May 16, 2000
filing date -
Feb 9, 1998
priority date (Note) -
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Abstract
A headbox for use in a water felting process includes a housing and two rotating horizontal distribution rolls. The housing has curved sections shaped to conform to the outer cylindrical surface of the distribution rolls, wherein the curved section is closely spaced to a portion of the outer cylindrical surface of both distribution rolls.
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