The present invention relates to a treatment system for a gasoline engine exhaust gas
stream comprising a particulate filter, said particulate filter comprising: a particulate filter …

F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering
innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of …

Processes and devices for regenerating a gasoline particulate filter utilized in filtering an
exhaust stream of a direct-injection gasoline engine operating at substantially stoichiometric …

(57) ABSTRACT A carrier gas Supplied from a carrier gas source is injected from a carrier
gas injection noZZle. Also, a fuel including a hydrocarbon-based liquid and Supplied from a …

BACKGROUND Engines, including diesel engines, gasoline engines, gas eous fuel
powered engines, and other engines known in the art exhaust a complex mixture of air …

Provided is an exhaust emission control device for an internal combustion engine capable of
high-efficiency DPF regenera tion processing. The exhaust emission control device com …

An exhaust gas treatment system for an internal combustion engine comprises a particulate
filter assembly configured to receive exhaust gas from the engine. The particulate filter …

(57) ABSTRACT A regeneration system includes a particulate matter (PM) filter loading
module that determines a current soot loading level of a PM filter. A PM filter temperature …

A method for operating an exhaust-gas aftertreatment system arrangement is provided. The
method includes in a first operating state, flowing a substantial majority of an exhaust-gas …

BACKGROUND 0002 Internal combustion engines, including diesel engines, gasoline
engines, natural gas engines, and other engines known in the art, may exhaust a complex …