IMPREGNATION VESSEL WITH CONVERGENCE SIDE RELIEF AND METHOD FOR HEAT INJECTION AT CONVERGENCE
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United States of America Patent
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Issued Date -
Jan 22, 2009
app pub date -
Jun 18, 2008
filing date -
Jul 16, 2007
priority date (Note) -
Abandoned
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Abstract
An impregnation vessel including: a vessel container including an upper inlet to receive cellulosic material; a lower discharge port to discharge the cellulosic material from a discharge section of the vessel container; a convergence section internal to the vessel through which passes a flow of the cellulosic material in the vessel; a cavity between an internal wall of the vessel and the convergence section, wherein the cavity has a lower opening to the cellulosic material in the vessel and an upper section shielded from the flow of cellulosic material in the vessel, and an input port in the vessel and opening to the cavity, wherein the input port is connectable to a source of hot liquid to be added to the cellulosic material in the vessel.
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