(19)

(11)

EP 2 382 161 A2

(12)

(88) Date of publication A3: 10.09.2010 (43) Date of publication: 02.11.2011 Bulletin 2011/44 (21) Application number: 09799378.6 (22) Date of filing: 29.12.2009

(51) International Patent Classification (IPC):  C02F 1/00(2006.01) C02F 1/68(2006.01) C02F 1/76(2006.01) (86) International application number: PCT/GB2009/002963 (87) International publication number: WO 2010/076558 (08.07.2010 Gazette 2010/27)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 30.12.2008 GB 0823656 (71) Applicant: I2O Water Limited Southampton SO16 7QJ (GB)	(72) Inventor: BURROWS, Andrew Soberton SO32 3PN (GB) (74) Representative: Butler, Michael John  Dehns St Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)