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(11)

EP 3 114 246 A1

(12)

(43) Date of publication: 11.01.2017 Bulletin 2017/02 (21) Application number: 15745897.7 (22) Date of filing: 05.02.2015

(51) International Patent Classification (IPC):  C22C 38/38(2006.01) C22C 38/12(2006.01) C23C 2/06(2006.01) C22C 38/26(2006.01) C21D 8/02(2006.01) C23C 2/12(2006.01) (86) International application number: PCT/US2015/014694 (87) International publication number: WO 2015/120205 (13.08.2015 Gazette 2015/32)

(84) Designated Contracting States: 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 States: BA ME (30) Priority: 05.02.2014 US 201461935948 P (71) Applicant: Arcelormittal S.A. 1160 Luxembourg (LU)	(72) Inventors: HASSANI, Farid Crown Point, Indiana 46307 (US) JUN, Hyun Valparaiso, Indiana 46385 (US) FONSTEIN, Nina Chicago, Illinois 60611 (US) (74) Representative: Plaisant, Sophie Marie  ArcelorMittal France Research & Development Intellectual Property Immeuble Le Cézanne 6, rue André Campra 93212 La Plaine Saint-Denis 93212 La Plaine Saint-Denis (FR)