(19)

(11)

EP 2 421 798 A2

(12)

(88) Date of publication A3: 06.01.2011 (43) Date of publication: 29.02.2012 Bulletin 2012/09 (21) Application number: 10721545.1 (22) Date of filing: 21.04.2010

(51) International Patent Classification (IPC):  C02F 1/44(2006.01) B01D 61/58(2006.01) B01D 61/02(2006.01) (86) International application number: PCT/GB2010/050648 (87) International publication number: WO 2010/122336 (28.10.2010 Gazette 2010/43)

(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: 21.04.2009 GB 0906841 (71) Applicant: Al-Mayahi, Abdulsalam Worcester Park, Surrey KT4 7QQ (GB)	(72) Inventor: MOHAMMED, Aljohani Jeddah 21589 (SA) (74) Representative: Cozens, Paul Dennis  Mathys & Squire LLP 120 Holborn London EC1N 2SQ London EC1N 2SQ (GB)