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(11)

EP 2 197 607 A1

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(43) Date of publication: 23.06.2010 Bulletin 2010/25 (21) Application number: 08800016.1 (22) Date of filing: 18.09.2008

(51) International Patent Classification (IPC):  B22D 11/10(2006.01) B22D 35/00(2006.01) B22D 11/18(2006.01) B22D 11/103(2006.01) B22D 9/00(2006.01) (86) International application number: PCT/AU2008/001381 (87) International publication number: WO 2009/036503 (26.03.2009 Gazette 2009/13)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 21.09.2007 AU 2007905168 (71) Applicant: Cast Crc Limited St Lucia, Queensland 4067 (AU)	(72) Inventors: NGUYEN, Vu, Thua Springvale, Victoria 3171 (AU) BAINBRIDGE, Ian, Frank Glass House Mountains, QLD 4518 (AU) (74) Representative: Ward, David Ian  Marks & Clerk LLP Alpha Tower Suffolk Street Queensway Birmingham B1 1TT Queensway Birmingham B1 1TT (GB)