Continuous flow process for treating waste cellulosic fiber and paper mill sludge
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United States of America Patent
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Apr 9, 1996
Issued Date -
N/A
app pub date -
Nov 10, 1994
filing date -
Apr 30, 1992
priority date (Note) -
Expired
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Abstract
A continuous flow process for treating waste cellulosic fiber or paper mill sludge wherein calcium oxide, silica and water are blended with waste cellulosic fiber or paper mill sludge such that a pH is reached of between 10.5 and 12 to provide a treated mixture. The mixture is agitated such that it is dried and fluffed for use as an environmentally safe filler material.
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