(19)

(11)

EP 2 655 261 A1

(12)

(43) Date of publication: 30.10.2013 Bulletin 2013/44 (21) Application number: 11815770.0 (22) Date of filing: 20.12.2011

(51) International Patent Classification (IPC):  C02F 1/469(2006.01) B01D 53/56(2006.01) B01D 53/50(2006.01) B01D 53/62(2006.01) (86) International application number: PCT/GB2011/052523 (87) International publication number: WO 2012/085552 (28.06.2012 Gazette 2012/26)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR (30) Priority: 22.12.2010 GB 201021701 (71) Applicant: Future Environmental Technologies Ltd Bristol BS20 7DF (GB)	(72) Inventor: HENDAWI, Adel Portishead, Bristol BS20 6NP (GB) (74) Representative: Thurston, Joanna et al Withers & Rogers LLP 4 More London Riverside London SE1 2AU London SE1 2AU (GB)