(19)

(11)

EP 0 047 767 A1

(12)

(43) Date of publication: 24.03.1982 Bulletin 1982/12 (21) Application number: 81900731.0 (22) Date of filing: 18.03.1981

(51) International Patent Classification (IPC):  B31F 1/ 14( . ) D21F 11/ 14( . ) (86) International application number: PCT/FI1981/000019 (87) International publication number: WO 1981/002704 (01.10.1981 Gazette 1981/23)

(84) Designated Contracting States: AT DE FR GB SE (30) Priority: 18.03.1980 FI 19800000827 (71) Applicant: Valmet Oy SF-00130 Helsinki 13 (FI)	(72) Inventor: WEISSHUHN, Felix E. CH-8117 Fällanden (CH) (74) Representative: Rostovanyi, Peter, et al  AWAPATENT AB, Box 5117 S-200 71 Malmö S-200 71 Malmö (SE)