(19)

(11)

EP 2 335 002 A2

(12)

(88) Date of publication A3: 10.09.2010 (43) Date of publication: 22.06.2011 Bulletin 2011/25 (21) Application number: 09736311.3 (22) Date of filing: 30.09.2009

(51) International Patent Classification (IPC):  F28F 3/08(2006.01) F28F 9/02(2006.01) (86) International application number: PCT/SE2009/051088 (87) International publication number: WO 2010/044723 (22.04.2010 Gazette 2010/16)

(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 Designated Extension States: AL BA RS (30) Priority: 15.10.2008 SE 0850037 (71) Applicant: Alfa Laval Corporate AB 221 00 Lund (SE)	(72) Inventors: OLSSON, Jan S-SE-226 53 Lund (SE) ANDERSSON, Göran S-SE-226 55 Lund (SE) HARLE, Anette S-SE-212 42 Malmö (SE) CELIK, Esad S-SE-215 60 Malmö (SE) MELLIN, Sven S-SE-226 54 Lund (SE) (74) Representative: von Friesendorff, Filip  Alfa Laval Corporate AB P.O. Box 73 221 00 Lund 221 00 Lund (SE)