(19)

(11)

EP 2 401 087 A1

(12)

(43) Date of publication: 04.01.2012 Bulletin 2012/01 (21) Application number: 10714387.7 (22) Date of filing: 18.02.2010

(51) International Patent Classification (IPC):  B04B 1/12(2006.01) B04B 11/02(2006.01) (86) International application number: PCT/SE2010/050186 (87) International publication number: WO 2010/098714 (02.09.2010 Gazette 2010/35)

(84) Designated Contracting States: 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 SE SI SK SM TR (30) Priority: 24.02.2009 SE 0950101 (71) Applicant: Alfa Laval Corporate AB 221 00 Lund (SE)	(72) Inventor: HURNASTI, Lasse S-141 41 Huddinge (SE)