High Yield and Enhanced Performance Fiber
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United States of America Patent
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app pub date -
Jul 31, 2013
filing date -
Jun 12, 2007
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Abandoned
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Abstract
A method for wood pulping including chemically pulping wood chips to a kappa number sufficient to generate a first amount of pulp including a first accepts component and 6 to 50 percent by weight of the first amount of pulp of a first rejects component, separating the first accepts component from the first rejects component, performing a high consistency, substantially mechanical pulping of the first rejects component to generate a second amount of pulp including a second accepts component and a second rejects component, and separating the second accepts component from the second rejects component.
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