(19)

(11)

EP 0 915 649 A1

(12)

(43) Date of publication: 19.05.1999 Bulletin 1999/20 (21) Application number: 97931965.0 (22) Date of filing: 18.07.1997

(51) International Patent Classification (IPC):  B01J 13/ 14( . ) A01N 25/ 30( . ) A01N 25/ 28( . ) B01J 13/ 16( . ) (86) International application number: PCT/GB1997/001951 (87) International publication number: WO 1998/003065 (29.01.1998 Gazette 1998/04)

(84) Designated Contracting States: CH DE DK FR GB IT LI (30) Priority: 19.07.1996 GB 19960015158 (71) Applicant: Dow Agrosciences LLC Indianapolis, Indiana 45268-1054 (US)

(72) Inventors: MULQUEEN, Patrick Joseph Abingdon, Oxon OX14 3YJ (GB) LUBETKIN, Steven D. Zionsville, IN 46077 (US) BANKS, Graham Faringdon, Oxon SN7 7RN (GB) SMITH, Geoffrey William Buckland, Faringdon, Oxon SN7 8QN (GB) WINKLE, Joseph, Raymond Indianapolis, IN 46260 (US) WUJEK, Dennis, George Zionsville, IN 46077 (US) BOUCHER, Raymond, Everett, Jr. Indianapolis, IN 46240 (US) (74) Representative: Tollett, Ian, et al  W.H. Beck, Greener & Co., 7 Stone Buildings, Lincoln's Inn London WC2A 3SZ London WC2A 3SZ (GB)