Patent ID: 7587893

Claim:
An internal combustion engine, comprising: a plurality of combustion cylinders; an intake manifold in communication with at least one of said plurality of combustion cylinders; an exhaust manifold in communication with at least one of said plurality of combustion cylinders; a particulate filter in communication with said exhaust manifold; a diesel oxidation catalyst (DOC) positioned between said exhaust manifold and said particulate filter: a flame heater in communication with said intake manifold; at least one temperature indicator in communication with an inlet side of said DOC; a controller coupled with each said temperature indicator and said flame heater, said controller actuating said flame heater dependent upon a particulate filter regeneration indicator and a signal from at least one of said temperature indicator; and a turbocharger with a turbine in communication with said exhaust manifold, and wherein another said temperature indictor is in communication with an inlet side of said turbine.