(19)

(11)

EP 2 094 418 A1

(12)

(43) Date of publication: 02.09.2009 Bulletin 2009/36 (21) Application number: 07826923.0 (22) Date of filing: 31.10.2007

(51) International Patent Classification (IPC):  B22F 7/06(2006.01) C22C 26/00(2006.01) (86) International application number: PCT/IB2007/054410 (87) International publication number: WO 2008/053431 (08.05.2008 Gazette 2008/19)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 31.10.2006 ZA 200609073 (71) Applicant: Element Six (Production) (Pty) Ltd. Nuffield 1559 Springs (ZA)	(72) Inventors: DE LEEUW-MORRISON, Barbara Mariëlle 2195 Johannesburg (ZA) JONKER, Cornelis Roelof 0001 Pretoria (ZA) NILEN, Roger William Nigel 1609 Dowerglen (ZA) (74) Representative: Benson, John Everett  J. A. Kemp & Co. 14 South Square Gray's Inn London WC1R 5JJ London WC1R 5JJ (GB)