(19)
(11) EP 0 888 198 A1

(12)

(43) Date of publication:
07.01.1999 Bulletin 1999/01

(21) Application number: 97914215.0

(22) Date of filing: 10.03.1997
(51) International Patent Classification (IPC): 
B21D 22/ 20( . )
(86) International application number:
PCT/EP1997/001212
(87) International publication number:
WO 1997/033708 (18.09.1997 Gazette 1997/40)
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB IT LI NL PT SE

(30) Priority: 11.03.1996 NL 19961002566

(71) Applicant: HOOGOVENS STAAL B.V.
1970 CA IJmuiden (NL)

(72) Inventor:
  • BONGAERTS, Paulus, Cornelis, Petrus
    NL-1961 GL Heemskerk (NL)

(74) Representative: Herman de Groot, Johan Willem 
Hoogovens Corporate Services BV Industrial Property Department P.O. Box 10 000
NL-1970 CA Ijmuiden
NL-1970 CA Ijmuiden (NL)

   


(54) METHOD FOR REDUCING BUCKLING DURING THE DEEP-DRAWING OF A CONTAINER