(19)

(11)

EP 1 105 209 A1

(12)

(43) Date of publication: 13.06.2001 Bulletin 2001/24 (21) Application number: 99940366.0 (22) Date of filing: 18.08.1999

(51) International Patent Classification (IPC)7: B01F 5/06, B01F 7/00 (86) International application number: PCT/GB9902/741 (87) International publication number: WO 0010/697 (02.03.2000 Gazette 2000/09)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 18.08.1998 GB 9818021 (71) Applicants: NYCOMED IMAGING AS 0401 Oslo 4 (NO) Cockbain, Julian London EC4V 4EL (GB)	(72) Inventors: OMTVEIT, Tore,Nycomed Imaging AS 0401 Oslo (NO) HONERUD, Ann-Kristin 0485 Oslo (NO) (74) Representative: Canning, Lewis R. et al Nycomed Amersham plc,Amersham Laboratories,White Lion Road Amersham, Bucks HP7 9LL Amersham, Bucks HP7 9LL (GB)