(19)

(11)

EP 0 636 188 A1

(12)

(43) Date of publication: 01.02.1995 Bulletin 1995/05 (21) Application number: 92908217.0 (22) Date of filing: 14.04.1992

(51) International Patent Classification (IPC):  B22D 29/ 00( . ) (86) International application number: PCT/GB1992/000686 (87) International publication number: WO 1993/021349 (28.10.1993 Gazette 1993/26)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IT LI LU NL SE (71) Applicant: PEEL JONES COPPER PRODUCTS LIMITED Saltburn-by-sea, Cleveland TS13 4EY (GB)	(72) Inventor: WRIGLEY, Timothy Saltburn-by-sea, Cleveland TS12 2PS (GB) (74) Representative: Britter, Keith Palmer, et al  Britter & Co. Barn West, The Dixies, High Street, Ashwell Baldock Hertfordshire SG7 5NT Baldock Hertfordshire SG7 5NT (GB)