(19)

(11)

EP 1 200 166 A2

(12)

(88) Date of publication A3: 25.05.2001 (43) Date of publication: 02.05.2002 Bulletin 2002/18 (21) Application number: 00945491.9 (22) Date of filing: 07.07.2000

(51) International Patent Classification (IPC)7: B01D 5/00, B01D 1/00, F28C 3/12, F28D 19/02 (86) International application number: PCT/CA0000/807 (87) International publication number: WO 0103/810 (18.01.2001 Gazette 2001/03)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 07.07.1999 CA 2277449 (71) Applicant: Mount, dennis William Nepean,Ontario K2E 7Z6 (CA)	(72) Inventor: Mount, dennis William Nepean,Ontario K2E 7Z6 (CA) (74) Representative: Hjelt, Pia Dorrit Helene et al Borenius & Co Oy Ab,Kansakoulukuja 3 00100 Helsinki 00100 Helsinki (FI)