(19)

(11)

EP 2 419 201 A1

(12)

(43) Date of publication: 22.02.2012 Bulletin 2012/08 (21) Application number: 10715320.7 (22) Date of filing: 16.04.2010

(51) International Patent Classification (IPC):  B01D 69/04(2006.01) B01D 69/08(2006.01) (86) International application number: PCT/GB2010/000764 (87) International publication number: WO 2010/119258 (21.10.2010 Gazette 2010/42)

(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: 18.04.2009 GB 0906751 (71) Applicant: Fairey Filtration Systems Limited Staffordshire ST3 1PA (GB)	(72) Inventors: CLARK, Andrew Staffordshire ST3 1PA (GB) WHITE, Roger Staffordshire ST3 1PA (GB) (74) Representative: Swindell & Pearson Limited  48 Friar Gate Derby Derbyshire DE1 1GY Derby Derbyshire DE1 1GY (GB)