SCREW EXTRUDER
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United States of America Patent
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Issued Date -
Sep 8, 2016
app pub date -
Sep 9, 2014
filing date -
Oct 7, 2013
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Abstract
A screw extruder for industrially mass-producing a cellulose-containing composition having a high saccharification performance by continuously conducting pretreatment of cellulose-containing biomass to pretreatment, which screw extruder is characterized as including a raw-material feed portion, a pulverization section, a heating section and a cooling section, and having a plurality of seal rings arranged in the heating section.
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