Title (en)

Method for straightening steel sections

Title (de)

Verfahren zum Richten von Profilstahl

Title (fr)

Méthode de redressement de profilés métalliques

Publication

EP 0967026 A3 20000705 (DE)

Application

EP 99111380 A 19990611

Priority

DE 19828785 A 19980627

Abstract (en)

[origin: EP0967026A2] A steel profile, which at least during straightening has a largely homogeneous temperature distribution over its cross section, is straightened at a temperature within the structural transformation range from Ar1 to Ar3 of the steel.

IPC 1-7

B21D 3/00

IPC 8 full level

B21D 1/00 (2006.01); B21D 3/00 (2006.01)

CPC (source: EP KR)

B21D 1/00 (2013.01 - KR); B21D 3/00 (2013.01 - EP)

Citation (search report)

• [A] DE 2262140 A1 19740620 - LASALLE STEEL CO
• [A] EP 0362122 A1 19900404 - MANNESMANN AG [DE]
• [A] PATENT ABSTRACTS OF JAPAN vol. 1997, no. 03 31 March 1997 (1997-03-31)
• [A] PATENT ABSTRACTS OF JAPAN vol. 010, no. 142 (M - 481) 24 May 1986 (1986-05-24)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0967026 A2 19991229; EP 0967026 A3 20000705; EP 0967026 B1 20020515; AT E217553 T1 20020615; BR 9902255 A 20000125; DE 19828785 A1 19991230; DE 19828785 C2 20000803; DE 59901435 D1 20020620; JP 2000024715 A 20000125; JP 4580046 B2 20101110; KR 20000006500 A 20000125; TW 404858 B 20000911

DOCDB simple family (application)

EP 99111380 A 19990611; AT 99111380 T 19990611; BR 9902255 A 19990614; DE 19828785 A 19980627; DE 59901435 T 19990611; JP 18057999 A 19990625; KR 19990024430 A 19990626; TW 88108726 A 19990527