Reversible low energy refiner plates
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United States of America Patent
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Jul 21, 2015
Grant Date -
Oct 17, 2013
app pub date -
Mar 22, 2013
filing date -
Apr 13, 2012
priority date (Note) -
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Abstract
A system for refining lignocellulosic material including a first stator plate segment refining zone and a first rotor place segment refining zone, each of which has grooves. The rotor plate groove width is larger than the stator plate groove width in the inner part of the refining zone, but substantially similar in the outer part of the refining zone.
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