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(11)

EP 2 805 035 A1

(12)

(43) Date of publication: 26.11.2014 Bulletin 2014/48 (21) Application number: 13702078.0 (22) Date of filing: 10.01.2013

(51) International Patent Classification (IPC):  F01L 3/12(2006.01) F01L 3/18(2006.01) (86) International application number: PCT/FI2013/050020 (87) International publication number: WO 2013/107928 (25.07.2013 Gazette 2013/30)

(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: 18.01.2012 FI 20125059 (71) Applicant: Wärtsilä Finland Oy 65380 Vaasa (FI)	(72) Inventors: GRANÀ, Daniele I-34018 Trieste (IT) LUCAS, Giorgio I-34018 Trieste (IT) LATTANZIO, Vincenzo I-34018 Trieste (IT) (74) Representative: Berggren Oy Ab  P.O. Box 16 Antinkatu 3 C 00101 Helsinki 00101 Helsinki (FI)