Global Patent Index - EP 0967026 A3

EP 0967026 A3 2000-07-05 - Method for straightening steel sections

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 (DE)

Application

EP 99111380 A

Priority

DE 19828785 A

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 (main, further and additional classification)

B21D 3/00

IPC 8 full level (invention and additional information)

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

CPC (invention and additional information)

B21D 3/00 (2013.01)

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

EPO simple patent family

EP 0967026 A2 19991229; EP 0967026 A3 20000705; EP 0967026 B1 20020515; AT 217553 T 20020615; BR 9902255 A 20000125; DE 19828785 A1 19991230; DE 19828785 C2 20000803; JP 2000024715 A 20000125; JP 4580046 B2 20101110; KR 20000006500 A 20000125; TW 404858 B 20000911

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