(19)

(11)

EP 1 646 588 A1

(12)

(43) Date of publication: 19.04.2006 Bulletin 2006/16 (21) Application number: 03816379.6 (22) Date of filing: 20.03.2003

(51) International Patent Classification (IPC):  C02F 1/72(2000.01) C02F 11/08(1980.01) B01J 10/00(1974.07) (86) International application number: PCT/NL2003/000209 (87) International publication number: WO 2004/083128 (30.09.2004 Gazette 2004/40)

(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 (71) Applicant: Vartech, B.V. 7317 AX Apeldoorn (NL)	(72) Inventor: FLEURKE, Marco, Jan, Hendrik, Patrick NL-1402 NV Bussum (NL)