EP 3481972 A4 20200226 - HIGH YIELD STRENGTH STEEL
Title (en)
HIGH YIELD STRENGTH STEEL
Title (de)
STAHL MIT HOHER STRECKGRENZE
Title (fr)
ACIER À HAUTE LIMITE D'ÉLASTICITÉ
Publication
Application
Priority
- US 201662359844 P 20160708
- US 201762482954 P 20170407
- US 2017041027 W 20170707
Abstract (en)
[origin: US2018010204A1] This disclosure is related to high yield strength steel where yield strength can be increased without significantly affecting ultimate tensile strength (UTS) and in some cases, higher yield strength can be obtained without significant decrease in ultimate tensile strength and total elongation.
IPC 8 full level
C22C 38/40 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/58 (2006.01); C22C 45/02 (2006.01)
CPC (source: EP KR US)
B21B 3/02 (2013.01 - KR US); C21D 7/02 (2013.01 - EP KR US); C22C 38/02 (2013.01 - EP KR US); C22C 38/42 (2013.01 - EP KR US); C22C 38/58 (2013.01 - EP KR US)
Citation (search report)
- [I] WO 2015099217 A1 20150702 - POSCO [KR] & US 2016319387 A1 20161103 - KIM DONG-KYUN [KR], et al
- See references of WO 2018009750A1
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
DOCDB simple family (publication)
US 2018010204 A1 20180111; CA 3030322 A1 20180111; CN 109563603 A 20190402; CN 109563603 B 20211105; EP 3481972 A1 20190515; EP 3481972 A4 20200226; EP 3481972 B1 20220907; ES 2933436 T3 20230208; JP 2019524995 A 20190905; JP 7028856 B2 20220302; KR 102195866 B1 20201229; KR 20190028481 A 20190318; MX 2019000057 A 20190502; PL 3481972 T3 20230313; PT 3481972 T 20230112; WO 2018009750 A1 20180111
DOCDB simple family (application)
US 201715643679 A 20170707; CA 3030322 A 20170707; CN 201780046169 A 20170707; EP 17824946 A 20170707; ES 17824946 T 20170707; JP 2019500481 A 20170707; KR 20197003866 A 20170707; MX 2019000057 A 20170707; PL 17824946 T 20170707; PT 17824946 T 20170707; US 2017041027 W 20170707