EP 4234750 A1 20230830 - ULTRA HIGH STRENGTH STEEL SHEET HAVING EXCELLENT DUCTILITY AND METHOD FOR MANUFACTURING THEREOF
Title (en)
ULTRA HIGH STRENGTH STEEL SHEET HAVING EXCELLENT DUCTILITY AND METHOD FOR MANUFACTURING THEREOF
Title (de)
ULTRAHOCHFESTES STAHLBLECH MIT HERVORRAGENDER DUKTILITÄT UND VERFAHREN ZUR HERSTELLUNG DAVON
Title (fr)
TÔLE D'ACIER À ULTRA-HAUTE RÉSISTANCE PRÉSENTANT UNE EXCELLENTE DUCTILITÉ ET SON PROCÉDÉ DE FABRICATION
Publication
Application
Priority
- KR 20200138312 A 20201023
- KR 2021014215 W 20211014
Abstract (en)
The present invention relates to a steel sheet suitable for a vehicle material and, more specifically, to an ultra high strength steel sheet having excellent ductility.
IPC 8 full level
C22C 38/60 (2006.01); C21D 8/02 (2006.01); C21D 9/46 (2006.01); C22C 38/22 (2006.01); C22C 38/26 (2006.01); C22C 38/38 (2006.01); C23C 2/06 (2006.01)
CPC (source: EP KR US)
C21D 1/18 (2013.01 - US); C21D 1/22 (2013.01 - EP); C21D 1/25 (2013.01 - EP); C21D 6/002 (2013.01 - US); C21D 6/005 (2013.01 - US); C21D 6/008 (2013.01 - US); C21D 8/0205 (2013.01 - EP US); C21D 8/0221 (2013.01 - KR); C21D 8/0226 (2013.01 - EP US); C21D 8/0236 (2013.01 - EP US); C21D 8/0263 (2013.01 - EP US); C21D 8/0273 (2013.01 - EP); C21D 8/0278 (2013.01 - US); C21D 9/46 (2013.01 - EP KR US); C22C 38/001 (2013.01 - US); C22C 38/002 (2013.01 - US); C22C 38/02 (2013.01 - EP US); C22C 38/04 (2013.01 - EP); C22C 38/06 (2013.01 - US); C22C 38/22 (2013.01 - EP KR US); C22C 38/24 (2013.01 - EP); C22C 38/26 (2013.01 - EP KR US); C22C 38/28 (2013.01 - US); C22C 38/38 (2013.01 - EP KR US); C22C 38/60 (2013.01 - EP KR US); C23C 2/02 (2013.01 - EP); C23C 2/06 (2013.01 - EP KR); C23C 2/28 (2013.01 - EP); C23C 2/40 (2013.01 - EP); C21D 2211/001 (2013.01 - EP KR US); C21D 2211/002 (2013.01 - EP KR US); C21D 2211/005 (2013.01 - EP KR US); C21D 2211/008 (2013.01 - EP KR US); C23C 2/06 (2013.01 - US); C23C 2/28 (2013.01 - US)
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 4234750 A1 20230830; CN 116507753 A 20230728; JP 2023547102 A 20231109; KR 102468051 B1 20221118; KR 20220053941 A 20220502; US 2023357881 A1 20231109; WO 2022086050 A1 20220428
DOCDB simple family (application)
EP 21883121 A 20211014; CN 202180072362 A 20211014; JP 2023524378 A 20211014; KR 20200138312 A 20201023; KR 2021014215 W 20211014; US 202118029865 A 20211014