(19)

(11)

EP 2 583 048 A2

(12)

(88) Date of publication A3: 22.03.2012 (43) Date of publication: 24.04.2013 Bulletin 2013/17 (21) Application number: 11770192.0 (22) Date of filing: 15.06.2011

(51) International Patent Classification (IPC):  F28F 19/06(2006.01) (86) International application number: PCT/SE2011/050737 (87) International publication number: WO 2011/159238 (22.12.2011 Gazette 2011/51)

(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: 15.06.2010 SE 1050608 (71) Applicant: Alfa Laval Corporate AB 221 00 Lund (SE)	(72) Inventors: NILSSON, Mats S-226 47 Lund (SE) NILSSON, Maribel S-234 43 Lomma (SE) BERGH, Jesper S-237 41 Bjärred (SE)