(19)

(11)

EP 2 802 751 A1

(12)

(43) Date of publication: 19.11.2014 Bulletin 2014/47 (21) Application number: 13701923.8 (22) Date of filing: 08.01.2013

(51) International Patent Classification (IPC):  F01N 3/023(2006.01) F01N 3/035(2006.01) F01N 3/025(2006.01) F01N 13/02(2010.01) (86) International application number: PCT/EP2013/050236 (87) International publication number: WO 2013/104633 (18.07.2013 Gazette 2013/29)

(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: 09.01.2012 GB 201200230 (71) Applicant: Eminox Limited The Old Court House Gainsborough Lincolnshire DN21 2BE (GB)	(72) Inventor: BUSH, Phillip Gainsborough DN21 2BE (GB) (74) Representative: Gemmell, Peter Alan et al Dummett Copp LLP 25 The Square Martlesham Heath Ipswich, Suffolk IP5 3SL Ipswich, Suffolk IP5 3SL (GB)