EXHAUST TREATMENT DEVICE

摘要

An exhaust treatment arrangement includes a mixing assembly 114 disposed between first 112 and second substrates 116; and an injection mounting location disposed at the mixing assembly 114. The mixing assembly 114 includes a mixing arrangement 144 configured to direct exhaust flow exiting the first substrate 112 in a swirling configuration, a restricting member 145 defining a restricted passage, and optionally a dispersing member 146 configured to even out the exhaust flow.