(19)

(11)

EP 0 674 546 A1

(12)

(43) Date of publication: 04.10.1995 Bulletin 1995/40 (21) Application number: 94901707.0 (22) Date of filing: 20.12.1993

(51) International Patent Classification (IPC):  B03B 5/ 42( . ) B03B 11/ 00( . ) (86) International application number: PCT/BE1993/000081 (87) International publication number: WO 1994/014541 (07.07.1994 Gazette 1994/15)

(84) Designated Contracting States: AT BE DE DK ES FR GB IT LU NL SE (30) Priority: 21.12.1992 US 19920993857 09.07.1993 US 19930088538 (71) Applicant: OLIVIER, Paul B-8610 Handzame (BE)	(72) Inventor: OLIVIER, Paul B-8610 Handzame (BE) (74) Representative: Powis de Tenbossche, Roland, et al  Bureau Vander Haeghen S.A., Rue Colonel Bourg 108A B-1040 Bruxelles B-1040 Bruxelles (BE)