(19)

(11)

EP 1 680 215 A1

(12)

(43) Date of publication: 19.07.2006 Bulletin 2006/29 (21) Application number: 04767133.4 (22) Date of filing: 21.10.2004

(51) International Patent Classification (IPC):  B01J 8/18(1974.07) B01J 8/38(1974.07) (86) International application number: PCT/FI2004/000627 (87) International publication number: WO 2005/037422 (28.04.2005 Gazette 2005/17)

(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 PL PT RO SE SI SK TR (30) Priority: 21.10.2003 FI 20031540 (71) Applicant: Ruottu, Seppo 48800 Karhula (FI)	(72) Inventor: Ruottu, Seppo 48800 Karhula (FI) (74) Representative: Sundman, Patrik Christoffer et al Seppo Laine Oy, Itämerenkatu 3 B 00180 Helsinki 00180 Helsinki (FI)