Method for controlling fuel of a spark ignited engine while regenerating a particulate filter

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United States of America Patent

PATENT NO 9863348
SERIAL NO

12638633

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Abstract

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A system for filtering and oxidizing particulate matter produced by a gasoline direct injection engine is disclosed. In one embodiment, engine cylinder air-fuel is adjusted to allow soot to oxidize at an upstream particulate filter while exhaust gases are efficiently processed in a downstream catalyst.

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Patent Owner(s)

Patent OwnerAddress
FORD GLOBAL TECHNOLOGIES LLC1 AMERICAN RD FL4 DEARBORN MI 48126-2701

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bidner, David Karl Livonia, US 135 1656
Hepburn, Jeffrey Scott Birmingham, US 69 1476
Hubbard, Carolyn Parks Canton, US 17 272
Kerns, James Michael Trenton, US 114 2186
Lorenz, Thomas Cologne, DE 68 615
Louven, Georg Neuwied, DE 27 474
McCabe, Robert Walter Novi, US 31 532
Ruhland, Helmut Hans Eschweiler, DE 46 665
Springer, Moritz Klaus Hagen, DE 45 503
Thanasiu, Eva Trenton, US 20 208
Xiao, Nian Canton, US 6 182

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