(19)

(11)

EP 1 250 184 A1

(12)

(43) Date of publication: 23.10.2002 Bulletin 2002/43 (21) Application number: 99963653.3 (22) Date of filing: 16.12.1999

(51) International Patent Classification (IPC)7: B01D 35/30 (86) International application number: PCT/IB9901/969 (87) International publication number: WO 0104/7615 (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 (71) Applicants: ATP International, Ltd Nassau (BS) Haney, Harold E. Garza Garcia,Nuevo Leon 66220 (MX)	(72) Inventors: HANEY, Harold E. Garza Garcia,Nuevo Leon 66220 (MX) TORRES LOBO, Julio Garza Garcia,Nuevo Leon 66220 (MX) (74) Representative: Laight, Martin Harvey  W.H. Beck, Greener & Co.7 Stone BuildingsLincoln's Inn London WC2A 3SZ London WC2A 3SZ (GB)