(19)

(11)

EP 0 790 857 A1

(12)

(43) Date of publication: 27.08.1997 Bulletin 1997/35 (21) Application number: 95938088.0 (22) Date of filing: 01.11.1995

(51) International Patent Classification (IPC):  B01F 5/ 00( . ) B28C 5/ 06( . ) B01F 5/ 10( . ) (86) International application number: PCT/SE1995/001291 (87) International publication number: WO 1996/014140 (17.05.1996 Gazette 1996/22)

(84) Designated Contracting States: CH DE ES FR IT LI (30) Priority: 08.11.1994 SE 19940003816 (71) Applicant: Allert, Stefan 541 06 Skövde (SE)	(72) Inventor: Allert, Stefan 541 06 Skövde (SE) (74) Representative: Lautmann, Kurt O.  KURT LAUTMANNS PATENTBYRA AB Box 245 691 25 Karlskoga 691 25 Karlskoga (SE)