(19)

(11)

EP 1 692 448 A1

(12)

(43) Date of publication: 23.08.2006 Bulletin 2006/34 (21) Application number: 04800356.0 (22) Date of filing: 19.11.2004

(51) International Patent Classification (IPC):  F28F 3/04(2006.01) F28D 9/00(2006.01) F28F 13/02(2006.01) F28F 3/08(2006.01) (86) International application number: PCT/SE2004/001694 (87) International publication number: WO 2005/052487 (09.06.2005 Gazette 2005/23)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 26.11.2003 SE 0303142 (71) Applicant: Eco Lean Research & Development A/S 1057 Copenhagen (DK)	(72) Inventor: RAUSING, Hans Wadhurst, East Sussex TN5 6LW (GB) (74) Representative: Andersson, Mikael Per Robert  Awapatent AB Berga Allé 1 S-254 52 Helsingborg S-254 52 Helsingborg (SE)