(19)

(11)

EP 1 839 008 A1

(12)

(43) Date of publication: 03.10.2007 Bulletin 2007/40 (21) Application number: 05808901.2 (22) Date of filing: 24.11.2005

(51) International Patent Classification (IPC):  F28D 1/02(2006.01) F28F 1/32(2006.01) (86) International application number: PCT/GB2005/004519 (87) International publication number: WO 2006/077360 (27.07.2006 Gazette 2006/30)

(84) Designated Contracting States: DE ES FR GB IT (30) Priority: 20.01.2005 GB 0501163 (71) Applicant: Lamb, Leo West Derby, Liverpool L12 5HH (GB)	(72) Inventor: Lamb, Leo West Derby, Liverpool L12 5HH (GB) (74) Representative: Lyons, Andrew John et al Marks & Clerk, Tower Building, Water Street Liverpool L3 1BA Liverpool L3 1BA (GB)