EP 3088555 A4 20170405 - STEEL FOR LOW-TEMPERATURE SERVICE HAVING EXCELLENT SURFACE PROCESSING QUALITY
Title (en)
STEEL FOR LOW-TEMPERATURE SERVICE HAVING EXCELLENT SURFACE PROCESSING QUALITY
Title (de)
STAHL FÜR NIEDRIGTEMPERATUREINSATZ MIT AUSGEZEICHNETER OBERFLÄCHENVERARBEITUNGSQUALITÄT
Title (fr)
ACIER LINGOT BASSE TEMPÉRATURE PRÉSENTANT UNE EXCELLENTE QUALITÉ DE TRAITEMENT DE SURFACE
Publication
Application
Priority
- KR 20130163369 A 20131225
- KR 2014012601 W 20141219
Abstract (en)
[origin: EP3088555A1] The present invention relates to steel for low-temperature service which can be used in a wide range of temperatures encompassing low temperatures as in liquefied gas storage tanks and transportation facilities, as well as room temperatures, and provides steel for low-temperature service having excellent surface processing quality even after a process for processing, such as tensioning, and a method for manufacturing the same.
IPC 8 full level
C22C 38/04 (2006.01); B21B 3/00 (2006.01); C21D 6/00 (2006.01); C21D 8/00 (2006.01); C21D 9/46 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/06 (2006.01); C22C 38/20 (2006.01); C22C 38/22 (2006.01); C22C 38/38 (2006.01); C22C 38/42 (2006.01); C22C 38/58 (2006.01)
CPC (source: EP KR US)
B21B 3/00 (2013.01 - EP KR US); C21D 6/005 (2013.01 - EP US); C21D 8/00 (2013.01 - KR); C21D 9/46 (2013.01 - EP US); C22C 38/001 (2013.01 - EP US); C22C 38/02 (2013.01 - EP US); C22C 38/04 (2013.01 - EP KR US); C22C 38/06 (2013.01 - EP US); C22C 38/20 (2013.01 - EP KR US); C22C 38/22 (2013.01 - EP US); C22C 38/38 (2013.01 - EP US); C22C 38/42 (2013.01 - EP US); C22C 38/58 (2013.01 - EP KR US); C21D 2211/001 (2013.01 - EP US)
Citation (search report)
- [X] WO 2013100614 A1 20130704 - POSCO [KR] & EP 2799571 A1 20141105 - POSCO [KR]
- [X] KR 20130075565 A 20130705 - POSCO [KR]
- [X] WO 2013100612 A1 20130704 - POSCO [KR] & EP 2799581 A1 20141105 - POSCO [KR]
- See references of WO 2015099363A1
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)
EP 3088555 A1 20161102; EP 3088555 A4 20170405; CN 105849302 A 20160810; CN 105849302 B 20180828; CN 109266959 A 20190125; CN 109266959 B 20220524; JP 2017507249 A 20170316; JP 6615773 B2 20191204; KR 101543916 B1 20150811; KR 20150075315 A 20150703; US 2016319407 A1 20161103; WO 2015099363 A1 20150702; WO 2015099363 A8 20150917
DOCDB simple family (application)
EP 14873409 A 20141219; CN 201480070844 A 20141219; CN 201811116893 A 20141219; JP 2016560327 A 20141219; KR 20130163369 A 20131225; KR 2014012601 W 20141219; US 201415102662 A 20141219