Method of operating an exhaust gas treatment system for an internal combustion engine
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United States of America Patent
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Dec 19, 2006
Grant Date -
May 26, 2005
app pub date -
Nov 18, 2004
filing date -
Nov 20, 2003
priority date (Note) -
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Abstract
An exhaust gas treatment system for an internal combustion engine, particularly a diesel internal combustion engine having a catalyst arrangement and also at least one evaporator/burner arrangement upstream of the catalyst arrangement in the exhaust gas flow path, the evaporator/burner arrangement including a housing arrangement, with an evaporator/burner chamber formed therein which is open to the exhaust gas flow path, an evaporator medium for receiving liquid hydrocarbon and for delivering hydrocarbon vapor to the evaporator/burner chamber, a heating device for heating the evaporator medium, and an ignition device for starting the combustion of the hydrocarbon vapor present in the evaporator/burner chamber.
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