(19)

(11)

EP 0 883 707 A1

(12)

(43) Date of publication: 16.12.1998 Bulletin 1998/51 (21) Application number: 97905104.0 (22) Date of filing: 27.02.1997

(51) International Patent Classification (IPC):  D04H 1/ 4209( . ) D04H 1/ 64( . ) D04H 1/ 732( . ) D04H 1/ 4226( . ) D04H 1/ 70( . ) D04H 1/ 736( . ) (86) International application number: PCT/EP1997/000947 (87) International publication number: WO 1997/032068 (04.09.1997 Gazette 1997/38)

(84) Designated Contracting States: AT BE DE ES FR GB IT NL (30) Priority: 28.02.1996 GB 19960004240 (71) Applicant: Rockwool International A/S 2640 Hedehusene (DK)	(72) Inventor: NIELSEN, Morten Hvid DK-4200 Slagelse (DK) (74) Representative: Lawrence, Peter Robin Broughton, et al  GILL JENNINGS & EVERY, Broadgate House, 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)