(19)

(11)

EP 1 171 654 A1

(12)

(43) Date of publication: 16.01.2002 Bulletin 2002/03 (21) Application number: 00917497.0 (22) Date of filing: 07.04.2000

(51) International Patent Classification (IPC)7: D01D 5/34, D01D 4/02 (86) International application number: PCT/NL0000/230 (87) International publication number: WO 0060/147 (12.10.2000 Gazette 2000/41)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 07.04.1999 NL 1011747 16.07.1999 NL 1012613 (71) Applicant: Isolatie Systemen Akoestiek BVBA 3600 Genk (BE)	(72) Inventor: JORIS, Gerardus, Martinus, Antonius NL-6019 BV Wessem (NL) (74) Representative: 't Jong, Bastiaan Jacob  Arnold & Siedsma, Advocaten en Octrooigemachtigden, Sweelinckplein 1 2517 GK Den Haag 2517 GK Den Haag (NL)