(19)

(11)

EP 1 729 874 A1

(12)

(43) Date of publication: 13.12.2006 Bulletin 2006/50 (21) Application number: 05722247.3 (22) Date of filing: 21.03.2005

(51) International Patent Classification (IPC):  B01F 5/06(2006.01) B01L 3/00(2006.01) (86) International application number: PCT/SE2005/000403 (87) International publication number: WO 2005/094976 (13.10.2005 Gazette 2005/41)

(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 MC NL PL PT RO SE SI SK TR (30) Priority: 31.03.2004 SE 0400848 31.03.2004 US 557850 P (71) Applicant: GYROS PATENT AB 751 83 Uppsala (SE)	(72) Inventors: JESSON, Gerald S-745 61 ENKÖPING (SE) HOLMQUIST, Mats S-192 73 Sollentuna (SE) FIELDEN, Matthew S-740 82 Örsundsbro (SE)