(19)

(11)

EP 2 329 230 A1

(12)

(43) Date of publication: 08.06.2011 Bulletin 2011/23 (21) Application number: 08788717.0 (22) Date of filing: 28.08.2008

(51) International Patent Classification (IPC):  G01F 3/30(2006.01) (86) International application number: PCT/GB2008/050746 (87) International publication number: WO 2010/023421 (04.03.2010 Gazette 2010/09)

(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 MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (71) Applicant: Adaptalog Limited Saffron Walden CB10 3RY (GB)	(72) Inventor: ROKOS, George Hedley Storm Saffron Walden Essex CB10 3RY (GB) (74) Representative: Messulam, Alec Moses  Harrison IP Marlborough House Westminster Place York Business Park York YO26 6RW York Business Park York YO26 6RW (GB)