EXHAUST EMISSION CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

摘要

PROBLEM TO BE SOLVED: To provide an exhaust emission control device for an internal combustion engine that suppresses the accumulation of additive in an injection passage. SOLUTION: The exhaust emission control device for the internal combustion engine includes an additive deposition suppressing means 30 for suppressing the deposition of the additive on the wall face of the injection passage 26a to prevent the accumulation of the additive in the injection passage 26a. COPYRIGHT: (C)2009,JPO&INPIT