EXHAUST GAS PURIFICATION DEVICE
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United States of America Patent
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Issued Date -
Feb 19, 2015
app pub date -
Mar 13, 2013
filing date -
Mar 13, 2012
priority date (Note) -
Abandoned
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Abstract
An exhaust gas purification device to elevate the exhaust gas temperature on an inlet side of a diesel particulate filter. An oxidation catalyst and the diesel particulate filter are arranged in an exhaust path between exhaust ports of an engine and a turbocharger. The device also includes a urea spraying nozzle on an upstream side of the diesel particulate filter, and a selective catalytic reduction unit in an exhaust pipe on a downstream side of the turbocharger.
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