(19)

(11)

EP 1 377 382 A1

(12)

(43) Date of publication: 07.01.2004 Bulletin 2004/02 (21) Application number: 02718757.4 (22) Date of filing: 04.04.2002

(51) International Patent Classification (IPC)7: B03C 3/28 // B01D46:28 (86) International application number: PCT/SE2002/000663 (87) International publication number: WO 2002/083314 (24.10.2002 Gazette 2002/43)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 12.04.2001 SE 0101336 (71) Applicant: Freshman Flimmer AB 187 13 Täby (SE)	(72) Inventor: KRANTZ, Evert S-191 61 Sollentuna (SE) (74) Representative: Johansson, Lars  Dr. Ludwig Brann Patentbyra ABBox 17192 104 62 Stockholm 104 62 Stockholm (SE)