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EP 3 126 537 A1

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(43) Date of publication: 08.02.2017 Bulletin 2017/06 (21) Application number: 15712762.2 (22) Date of filing: 12.03.2015

(51) International Patent Classification (IPC):  C22C 38/40(2006.01) C22C 38/44(2006.01) C22C 38/04(2006.01) C22C 38/54(2006.01) C22C 38/42(2006.01) C22C 38/00(2006.01) C22C 38/02(2006.01) C21D 6/00(2006.01) (86) International application number: PCT/US2015/020122 (87) International publication number: WO 2015/153092 (08.10.2015 Gazette 2015/40)

(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 Designated Validation States: MA (30) Priority: 01.04.2014 US 201414231778 (71) Applicant: ATI Properties LLC Albany OR 97321 (US)	(72) Inventors: BERRY, David C. Washington, PA 15301 (US) BAILEY, Ronald E. Pittsburgh, PA 15216 (US) (74) Representative: Potter Clarkson LLP  The Belgrave Centre Talbot Street Nottingham NG1 5GG Nottingham NG1 5GG (GB)