(19)

(11)

EP 0 679 114 A1

(12)

(43) Date of publication: 02.11.1995 Bulletin 1995/44 (21) Application number: 95900015.0 (22) Date of filing: 09.11.1994

(51) International Patent Classification (IPC):  B22D 11/ 00( . ) B22D 11/ 06( . ) B22D 11/ 04( . ) (86) International application number: PCT/AU1994/000685 (87) International publication number: WO 1995/013889 (26.05.1995 Gazette 1995/22)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 18.11.1993 AU 1993PM02539 (71) Applicants: BHP STEEL (JLA) PTY Ltd Melbourne, Victoria 3000 (AU) Ishikawajima-Harima Heavy Industries Co., Ltd. Chiyoda-ku, Tokyo 100 (JP)	(72) Inventors: MAHAPATRA, Rama Ballav Yarrawarrah, NSW 2233 (AU) FREEMAN, John Kahibah, NSW 2290 (AU) STREZOV, Lazar Adamstown Heights, NSW 2289 (AU) (74) Representative: Lerwill, John, et al  A.A. Thornton & Co. Northumberland House 303-306 High Holborn London, WC1V 7LE London, WC1V 7LE (GB)