(19)

(11)

EP 1 948 375 A1

(12)

(43) Date of publication: 30.07.2008 Bulletin 2008/31 (21) Application number: 06804523.6 (22) Date of filing: 16.11.2006

(51) International Patent Classification (IPC):  B22D 11/06(2006.01) (86) International application number: PCT/AU2006/001706 (87) International publication number: WO 2007/056801 (24.05.2007 Gazette 2007/21)

(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 NL PL PT RO SE SI SK TR (30) Priority: 16.11.2005 JP 2005331426 (71) Applicant: Castrip, LLC Charlotte, NC 28211 (US)	(72) Inventors: OTSUKA, Hiroyuki Koto-ku, Tokyo 135-8710 (JP) ISO, Yoshiyuki Koto-ku, Tokyo 135-8710 (JP) FUKASE, Hisahiko Koutou-ku, Tokyo 135-8073 (JP) NAKAYAMA, Katumi Koto-ku, Tokyo 135-8710 (JP) OSADA, Shiro Koto-ku, Tokyo 135-8710 (JP) (74) Representative: Lerwill, John  A.A. Thornton & Co. 235 High Holborn London, WC1V 7LE London, WC1V 7LE (GB)