(19)

(11)

EP 0 726 803 A1

(12)

(43) Date of publication: 21.08.1996 Bulletin 1996/34 (21) Application number: 93917979.0 (22) Date of filing: 03.08.1993

(51) International Patent Classification (IPC):  A01K 63/ 04( . ) B01F 3/ 04( . ) B01F 5/ 04( . ) F04F 5/ 10( . ) B01F 3/ 02( . ) B01F 3/ 08( . ) C02F 3/ 12( . ) (86) International application number: PCT/GB1993/001639 (87) International publication number: WO 1995/003880 (09.02.1995 Gazette 1995/07)

(84) Designated Contracting States: AT BE CH DE ES FR IE IT LI NL PT (71) Applicant: Short, David, Richard, Martin Chingford, London E4 8NS (GB)	(72) Inventor: Short, David, Richard, Martin Chingford, London E4 8NS (GB) (74) Representative: Newby, John Ross  J.Y. & G.W. Johnson Furnival House 14/18 High Holborn London WC1V 6DE London WC1V 6DE (GB)