(19)

(11)

EP 0 758 262 A1

(12)

(43) Date of publication: 19.02.1997 Bulletin 1997/08 (21) Application number: 95914577.0 (22) Date of filing: 13.04.1995

(51) International Patent Classification (IPC):  B01D 25/ 176( . ) D03D 15/ 00( . ) B01D 39/ 08( . ) (86) International application number: PCT/NL1995/000136 (87) International publication number: WO 1995/028216 (26.10.1995 Gazette 1995/46)

(84) Designated Contracting States: BE DE FR GB NL SE (30) Priority: 14.04.1994 NL 19940000594 20.10.1994 NL 19940001746 (71) Applicant: HAND SAFE HOLLAND B.V. 7576 EV Oldenzaal (NL)	(72) Inventors: TER BEEK, Marcellus, Franciscus, Maria NL-7546 GB Enschede (NL) TER BEEK, Gerhardus, Hermanus NL-7576 EV Oldenzaal (NL) (74) Representative: Schumann, Bernard Herman Johan  Arnold & Siedsma, Advocaten en Octrooigemachtigden, Sweelinckplein 1 2517 GK Den Haag 2517 GK Den Haag (NL)