EP 3889298 A4 20211229 - HIGH-STRENGTH STEEL WITH EXCELLENT DURABILITY AND METHOD FOR MANUFACTURING SAME
Title (en)
HIGH-STRENGTH STEEL WITH EXCELLENT DURABILITY AND METHOD FOR MANUFACTURING SAME
Title (de)
HOCHFESTER STAHL MIT AUSGEZEICHNETER DAUERHAFTIGKEIT UND VERFAHREN ZUR HERSTELLUNG DAVON
Title (fr)
ACIER À HAUTE RÉSISTANCE PRÉSENTANT UNE EXCELLENTE DURABILITÉ ET SON PROCÉDÉ DE FABRICATION
Publication
Application
Priority
- KR 20180147124 A 20181126
- KR 2019016299 W 20191126
Abstract (en)
[origin: EP3889298A1] The present invention relates to steels used for members of chassis parts and wheel discs of commercial vehicles, or the like and, more specifically, to a high-strength steel with excellent durability and a method for manufacturing same.
IPC 8 full level
C22C 38/38 (2006.01); C21D 1/02 (2006.01); C21D 1/18 (2006.01); C21D 1/19 (2006.01); C21D 1/25 (2006.01); C21D 6/00 (2006.01); C21D 8/02 (2006.01); C21D 9/46 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C22C 38/26 (2006.01); C22C 38/28 (2006.01); C23C 2/06 (2006.01)
CPC (source: EP KR US)
C21D 1/02 (2013.01 - EP); C21D 1/18 (2013.01 - EP); C21D 1/19 (2013.01 - EP); C21D 1/25 (2013.01 - EP); C21D 6/002 (2013.01 - US); C21D 6/005 (2013.01 - EP US); C21D 6/008 (2013.01 - US); C21D 8/0205 (2013.01 - US); C21D 8/0226 (2013.01 - KR US); C21D 8/0231 (2013.01 - EP); C21D 8/0263 (2013.01 - EP KR); C21D 9/46 (2013.01 - EP KR US); C22C 18/04 (2013.01 - US); C22C 38/001 (2013.01 - EP KR US); C22C 38/002 (2013.01 - US); C22C 38/02 (2013.01 - EP KR US); C22C 38/04 (2013.01 - EP KR); C22C 38/06 (2013.01 - EP KR US); C22C 38/26 (2013.01 - EP KR US); C22C 38/28 (2013.01 - EP KR US); C22C 38/38 (2013.01 - EP KR US); C23C 2/02 (2013.01 - EP KR US); C23C 2/0224 (2022.08 - EP KR US); C23C 2/024 (2022.08 - EP KR US); C23C 2/06 (2013.01 - EP US); C23C 2/40 (2013.01 - US); C21D 2211/002 (2013.01 - EP KR US); C21D 2211/005 (2013.01 - EP KR US); C21D 2211/008 (2013.01 - US)
Citation (search report)
- [ID] JP H09143570 A 19970603 - KAWASAKI STEEL CO
- [A] JP H06293910 A 19941021 - NIPPON STEEL CORP
- [A] JP H0754051 A 19950228 - NISSHIN STEEL CO LTD
- [A] EP 2014781 A1 20090114 - JFE STEEL CORP [JP]
- [A] KEY TO METALS AG: "Residual Elements in Steel", INTERNET CITATION, 1 July 2007 (2007-07-01), XP007922950, Retrieved from the Internet <URL:http://www.keytometals.com/page.aspx?ID=CheckArticle&site=kts&LN=DE&NM=205> [retrieved on 20150105]
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
DOCDB simple family (publication)
EP 3889298 A1 20211006; EP 3889298 A4 20211229; CN 113166893 A 20210723; CN 113166893 B 20221004; JP 2022509655 A 20220121; JP 7244723 B2 20230323; KR 102131527 B1 20200708; KR 20200062422 A 20200604; US 2022010399 A1 20220113; WO 2020111702 A1 20200604
DOCDB simple family (application)
EP 19889604 A 20191126; CN 201980078073 A 20191126; JP 2021529852 A 20191126; KR 20180147124 A 20181126; KR 2019016299 W 20191126; US 201917294250 A 20191126