Method of producing energy at a pulp mill
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United States of America Patent
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Issued Date -
Jan 22, 2004
app pub date -
Apr 25, 2003
filing date -
May 13, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method to produce energy at a pulp mill, including the steps of: combusting pulping process waste liquor in the furnace of a recovery boiler to generate flue gases, recovering the heat from the flue gases by producing saturated and/or partially superheated steam in the recovery boiler, gasifying wood, bark or wood wastes in a gasifier for producing a combustible gas, burning at least part of the combustible gas in a superheating boiler, and superheating the saturated and partially superheated steam in the superheating boiler to produce superheated steam.
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