(19)

(11)

EP 0 697 927 A1

(12)

(43) Date of publication: 28.02.1996 Bulletin 1996/09 (21) Application number: 94900077.0 (22) Date of filing: 25.10.1993

(51) International Patent Classification (IPC):  B21D 15/ 06( . ) B21D 51/ 12( . ) (86) International application number: PCT/EP1993/002949 (87) International publication number: WO 1994/009926 (11.05.1994 Gazette 1994/11)

(84) Designated Contracting States: BE DE ES FR GB GR IT NL (30) Priority: 27.10.1992 FR 19920012764 (71) Applicant: CARNAUDMETALBOX F-75017 Paris (FR)	(72) Inventors: COCHET, Philippe F-92210 Saint-Cloud (FR) DUBREUIL, Philippe F-78000 Versailles (FR) (74) Representative: Gadsden, Robert Edward Group Manager Intellectual Property  CarnaudMetalbox Technology plc. Downsview Road Wantage, Oxon OX12 9BP Wantage, Oxon OX12 9BP (GB)