(19)

(11)

EP 0 833 709 A1

(12)

(43) Date of publication: 08.04.1998 Bulletin 1998/15 (21) Application number: 96920940.0 (22) Date of filing: 18.06.1996

(51) International Patent Classification (IPC):  B22D 11/ 06( . ) B22D 11/ 08( . ) (86) International application number: PCT/GB1996/001447 (87) International publication number: WO 1997/000745 (09.01.1997 Gazette 1997/03)

(84) Designated Contracting States: GB (30) Priority: 21.06.1995 GB 19950012561 (71) Applicant: DAVY DISTINGTON LIMITED Sheffield, Yorkshire S9 4EX (GB)	(72) Inventors: YOON, Jong, Chil Pohang (KR) JEONG, Seong, In Jangsung Dong, Pohang (KR) PERRY, Robert, Maidens Worksop, Nottinghamshire S80 2QN (GB) WINDER, Edward, Alexander Worksop, Nottinghamshire S81 7PB (GB) (74) Representative: Hulse, Thomas Arnold  Hulse & Co. Eagle Star House, Carver Street Sheffield S1 4FP Sheffield S1 4FP (GB)