(19)

(11)

EP 0 555 274 A1

(12)

(43) Date of publication: 18.08.1993 Bulletin 1993/33 (21) Application number: 91918564.0 (22) Date of filing: 31.10.1991

(51) International Patent Classification (IPC):  B21D 11/ 20( . ) B21D 25/ 02( . ) (86) International application number: PCT/GB1991/001914 (87) International publication number: WO 1992/007671 (14.05.1992 Gazette 1992/11)

(84) Designated Contracting States: BE DE DK ES FR IT NL SE (30) Priority: 03.11.1990 GB 19900023926 (71) Applicant: EUROCLAD (SOUTH WALES) LIMITED Wentloog, Cardiff CF3 8ER (GB)	(72) Inventor: COOK, Philip Gwent NP6 1SU (GB) (74) Representative: Austin, Hedley William, et al  Urquhart-Dykes & Lord Alexandra House 1 Alexandra Road Swansea West Glamorgan SA1 5ED Swansea West Glamorgan SA1 5ED (GB)