Apparatus for the aftertreatment of the exhaust gases of diesel engines
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United States of America Patent
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Mar 7, 2017
Grant Date -
Apr 2, 2015
app pub date -
Nov 19, 2014
filing date -
Jul 25, 2007
priority date (Note) -
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Abstract
An exhaust gas aftertreatment device, including a bent exhaust pipe, a mixing pipe having a closed end at the exhaust pipe bend and a bell-shaped widened portion in at least partial contact with the exhaust pipe at its opposite end, and a nozzle connected to a receptacle in the mixing pipe closed end for injecting an additive into the exhaust gases, with a mixing one in the exhaust pipe between the urea nozzle and the exhaust pipe outlet in which the exhaust gases flow around the mixing pipe symmetrically and form a double eddy in the mixing pipe.
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