(19)

(11)

EP 1 567 690 A1

(12)

(43) Date of publication: 31.08.2005 Bulletin 2005/35 (21) Application number: 03773334.2 (22) Date of filing: 19.11.2003

(51) International Patent Classification (IPC)7: C25B 15/02 (86) International application number: PCT/AU2003/001549 (87) International publication number: WO 2004/046051 (03.06.2004 Gazette 2004/23)

(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 Designated Extension States: AL LT LV MK (30) Priority: 19.11.2002 AU 2002952743 (71) Applicant: Aquenox Pty Ltd Kew, VIC 3101 (AU)	(72) Inventor: KING, Cameron Kew, Victoria 3101 (AU) (74) Representative: Schwarz, Albin et al Wipplingerstrasse 32 1010 Wien 1010 Wien (AT)