(19)

(11)

EP 1 472 200 A1

(12)

(43) Date of publication: 03.11.2004 Bulletin 2004/45 (21) Application number: 02796157.2 (22) Date of filing: 17.12.2002

(51) International Patent Classification (IPC)7: C06B 45/28, C06B 31/22, C06B 47/00, C06B 31/52 (86) International application number: PCT/ZA2002/000210 (87) International publication number: WO 2003/055829 (10.07.2003 Gazette 2003/28)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SI SK TR Designated Extension States: AL LT LV MK RO (30) Priority: 03.01.2002 ZA 200105468 (71) Applicant: NXCO INTERNATIONAL LIMITED Nassau (BS)	(72) Inventor: NXCO INTERNATIONAL LIMITED Nassau (BS) (74) Representative: Kritzenberger & Zeuner  PatentanwälteHedwigstrasse 9 80636 München 80636 München (DE)