Patent ID: 7296403

Claim:
An internal combustion engine system, comprising: an internal combustion engine; a turbocharger having: a turbine section coupled to an exhaust manifold of the internal combustion engine; and, a compressor section having an output coupled to an intake manifold of the engine; an exhaust treatment system coupled to an output of the turbine section, such exhaust gas aftertreatment system including a particulate filter, such particulate filter comprising: a housing having an outer wall and an inner wall; a particulate filtering section disposed within the inner wall of the housing; a channel formed between the inner wall and the outer wall, such channel having: an inlet disposed downstream of the filtering section for receiving a portion of exhaust gasses exiting the filtering section, and an outlet coupled to an input of the compressor section of the turbine for feeding the portion of exhaust gasses received by the inlet of the channel to an input of the compressor section.