(19)

(11)

EP 0 536 253 A1

(12)

(43) Date of publication: 14.04.1993 Bulletin 1993/15 (21) Application number: 91912341.0 (22) Date of filing: 01.07.1991

(51) International Patent Classification (IPC):  B65D 77/ 06( . ) (86) International application number: PCT/FI1991/000208 (87) International publication number: WO 1992/000901 (23.01.1992 Gazette 1992/03)

(84) Designated Contracting States: AT BE DE DK FR GB GR NL SE (30) Priority: 04.07.1990 FI 19900003383 (71) Applicant: METSASERLA OY SF-00130 Helsinki (FI)	(72) Inventor: NIKLANDER, Leo SF-33240 Tampere (FI) (74) Representative: Long, Edward Anthony, et al  Hulse & Co. Eagle Star House, Carver Street Sheffield S1 4FP Sheffield S1 4FP (GB)