EP 4265795 A1 20231025 - ULTRATHICK STEEL PLATE HAVING EXCELLENT LOW-TEMPERATURE IMPACT TOUGHNESS AND METHOD FOR MANUFACTURING SAME
Title (en)
ULTRATHICK STEEL PLATE HAVING EXCELLENT LOW-TEMPERATURE IMPACT TOUGHNESS AND METHOD FOR MANUFACTURING SAME
Title (de)
ULTRADICKE STAHLPLATTE MIT HERVORRAGENDER TIEFTEMPERATURSCHLAGZÄHIGKEIT UND VERFAHREN ZUR HERSTELLUNG DAVON
Title (fr)
PLAQUE D'ACIER ULTRA-ÉPAISSE AYANT UNE EXCELLENTE TÉNACITÉ À L'IMPACT À BASSE TEMPÉRATURE ET SON PROCÉDÉ DE FABRICATION
Publication
Application
Priority
- KR 20200175751 A 20201215
- KR 2021017472 W 20211125
Abstract (en)
The present invention relates to structural steel which can be used, for example, as materials for marine, bridge, and building applications and, more specifically, to an ultrathick steel plate having excellent low-temperature impact toughness and a method for manufacturing same.
IPC 8 full level
C22C 38/58 (2006.01); C21D 8/04 (2006.01); C21D 9/46 (2006.01); C22C 38/48 (2006.01); C22C 38/50 (2006.01)
CPC (source: EP KR)
C21D 1/02 (2013.01 - EP); C21D 8/0226 (2013.01 - EP); C21D 8/0263 (2013.01 - EP); C21D 8/0421 (2013.01 - KR); C21D 9/46 (2013.01 - EP KR); C22C 38/02 (2013.01 - EP); C22C 38/04 (2013.01 - EP); C22C 38/48 (2013.01 - EP KR); C22C 38/50 (2013.01 - EP KR); C22C 38/58 (2013.01 - EP KR); C21D 2211/001 (2013.01 - EP); C21D 2211/005 (2013.01 - EP KR); C21D 2211/009 (2013.01 - KR)
Citation (search report)
See references of WO 2022131608A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
EP 4265795 A1 20231025; CN 116568847 A 20230808; KR 102498134 B1 20230208; KR 20220085575 A 20220622; WO 2022131608 A1 20220623
DOCDB simple family (application)
EP 21906913 A 20211125; CN 202180083754 A 20211125; KR 20200175751 A 20201215; KR 2021017472 W 20211125