(19)

(11)

EP 2 038 040 A1

(12)

(43) Date of publication: 25.03.2009 Bulletin 2009/13 (21) Application number: 07733776.4 (22) Date of filing: 25.06.2007

(51) International Patent Classification (IPC):  B01D 43/00(2006.01) B03B 9/02(2006.01) E01H 1/00(2006.01) B01F 5/04(2006.01) B09C 1/02(2006.01) (86) International application number: PCT/GB2007/050355 (87) International publication number: WO 2008/003996 (10.01.2008 Gazette 2008/02)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 06.07.2006 GB 0613396 (71) Applicant: Harris, Mike Bedford MK41 7PH (GB)	(72) Inventor: Harris, Mike Bedford MK41 7PH (GB) (74) Representative: Eddowes, Simon  W P Thompson & Co Eastcheap House Central Approach Letchworth Garden City Hertfordshire SG6 3DS Letchworth Garden City Hertfordshire SG6 3DS (GB)