(19)

(11)

EP 2 493 603 A1

(12)

(43) Date of publication: 05.09.2012 Bulletin 2012/36 (21) Application number: 10771169.9 (22) Date of filing: 12.10.2010

(51) International Patent Classification (IPC):  B01J 19/24(2006.01) (86) International application number: PCT/GB2010/051712 (87) International publication number: WO 2011/051696 (05.05.2011 Gazette 2011/18)

(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: 26.10.2009 GB 0918738 (71) Applicant: Compactgtl PLC Redcar Cleveland TS10 4RF (GB)	(72) Inventor: WEST, David James Oxfordshire OX29 7UG (GB) (74) Representative: Mansfield, Peter Turquand  Coller IP Management Fugro House Hithercroft Road Wallingford, Oxon OX10 9RB Wallingford, Oxon OX10 9RB (GB)