(19)

(11)

EP 2 788 533 A1

(12)

(43) Date of publication: 15.10.2014 Bulletin 2014/42 (21) Application number: 12806626.3 (22) Date of filing: 06.12.2012

(51) International Patent Classification (IPC):  C25D 5/18(2006.01) C25D 15/00(2006.01) C25D 7/10(2006.01) (86) International application number: PCT/GB2012/053037 (87) International publication number: WO 2013/083987 (13.06.2013 Gazette 2013/24)

(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: 09.12.2011 GB 201121175 (71) Applicants: Mahle International GmbH 70376 Stuttgart (DE) Mahle Engine Systems UK Limited Rugby, Warwickshire CV23 0WE (GB)	(72) Inventors: KACHOOSANGI, Roohollah T Kidlington Oxfordshire OX5 1DW (GB) CAREY, John Corby Northamptonshire NN18 8JP (GB) HANSAL, Wolfgang 2700 Wiener Neustadt (AT) HANSAL, Selma 2700 Wiener Neustadt (AT) QORRI, Gentiana 2700 Wiener Neustadt (AT) (74) Representative: HGF Limited  Belgrave Hall Belgrave Street Leeds LS2 8DD Leeds LS2 8DD (GB)