(19)

(11)

EP 1 592 936 A1

(12)

(43) Date of publication: 09.11.2005 Bulletin 2005/45 (21) Application number: 04708825.7 (22) Date of filing: 06.02.2004

(51) International Patent Classification (IPC)7: F28D 5/02 (86) International application number: PCT/GB2004/000459 (87) International publication number: WO 2004/072569 (26.08.2004 Gazette 2004/35)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 12.02.2003 GB 0303195 (71) Applicant: BALTIMORE AIRCOIL COMPANY, INC. JessupMaryland 20794 (US)	(72) Inventors: MAGER, Georg B-1933 Sterrebeek (BE) HELSEN, André B-3140 Keerbergen (BE) (74) Representative: Samuels, Adrian James et al Frank B. Dehn & Co., 179 Queen Victoria Street London EC4V 4EL London EC4V 4EL (GB)