(19)

(11)

EP 1 240 469 A1

(12)

(43) Date of publication: 18.09.2002 Bulletin 2002/38 (21) Application number: 00989166.4 (22) Date of filing: 22.12.2000

(51) International Patent Classification (IPC)7: F28F 3/08, F24D 3/08, F24H 1/52, F28D 9/00 (86) International application number: PCT/SE0002/683 (87) International publication number: WO 0104/8433 (05.07.2001 Gazette 2001/27)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 23.12.1999 SE 9904786 (71) Applicant: Alfa Laval AB 147 80 Tumba (SE)	(72) Inventors: BÜLOW, Nielsen, Pontus S-217 59 Malmö (SE) BERMHULT, Rolf S-226 55 Lund (SE) (74) Representative: Lerwill, John et al A.A. Thornton & Co.235 High Holborn London, WC1V 7LE London, WC1V 7LE (GB)