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(11)

EP 3 117 015 A1

(12)

(43) Date of publication: 18.01.2017 Bulletin 2017/03 (21) Application number: 15761344.9 (22) Date of filing: 13.03.2015

(51) International Patent Classification (IPC):  C22B 19/04(2006.01) C22B 9/04(2006.01) C22B 19/32(2006.01) C22B 19/16(2006.01) C22B 5/16(2006.01) (86) International application number: PCT/AU2015/050103 (87) International publication number: WO 2015/135041 (17.09.2015 Gazette 2015/37)

(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: 13.03.2014 AU 2014900861 (71) Applicant: Glencore Technology Pty Ltd. Brisbane, Queensland 4000 (AU)	(72) Inventors: EDWARDS, James Scott Brisbane, Queensland 4000 (AU) KNIGHT, Robert Phillip Brisbane, Queensland 4000 (AU) BURROWS, Alistair Brisbane, Queensland 4000 (AU) (74) Representative: ABG Patentes, S.L.  Avenida de Burgos, 16D Edificio Euromor 28036 Madrid 28036 Madrid (ES)