(19)

(11)

EP 2 758 641 A1

(12)

(43) Date of publication: 30.07.2014 Bulletin 2014/31 (21) Application number: 12801649.0 (22) Date of filing: 14.09.2012

(51) International Patent Classification (IPC):  F01N 3/025(2006.01) F01N 3/36(2006.01) (86) International application number: PCT/SE2012/050974 (87) International publication number: WO 2013/043107 (28.03.2013 Gazette 2013/13)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 22.09.2011 SE 1150863 (71) Applicant: Scania CV AB 151 87 Södertälje (SE)	(72) Inventors: BREMBERG, Per S-151 60 Södertälje (SE) LILJESTRAND, Andreas S-151 45 Södertälje (SE)