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(11)

EP 1 999 348 A1

(12)

(43) Date of publication: 10.12.2008 Bulletin 2008/50 (21) Application number: 07753445.1 (22) Date of filing: 19.03.2007

(51) International Patent Classification (IPC):  F01N 3/20(2006.01) F02D 41/02(2006.01) (86) International application number: PCT/US2007/006818 (87) International publication number: WO 2007/109233 (27.09.2007 Gazette 2007/39)

(84) Designated Contracting States: DE IT (30) Priority: 17.03.2006 US 783558 P 16.03.2007 US 723049 (71) Applicant: CONTINENTAL AUTOMOTIVE SYSTEMS US, INC. Auburn Hills MI 48326 (US)	(72) Inventor: HORNBY, Michael J. Williamsburg, Virginia 23188 (US) (74) Representative: Fischer, Michael  Continental Automotive GmbH Postfach 22 16 39 80506 München 80506 München (DE)