(19)

(11)

EP 3 110 584 A1

(12)

(43) Date of publication: 04.01.2017 Bulletin 2017/01 (21) Application number: 15708016.9 (22) Date of filing: 26.02.2015

(51) International Patent Classification (IPC):  B22D 23/06(2006.01) B22D 19/14(2006.01) B22C 9/04(2006.01) B22D 19/16(2006.01) (86) International application number: PCT/GB2015/000067 (87) International publication number: WO 2015/128597 (03.09.2015 Gazette 2015/35)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 28.02.2014 GB 201403557 (71) Applicant: Castings Technology International Ltd. Sheffield, South Yorkshire S10 2TN (GB)	(72) Inventors: COLLINS, James Michael Wheatley Hills, Doncaster DN2 5SD (GB) ASHTON, Michael Cornelius Sheffield, South Yorkshire S17 4QB (GB) (74) Representative: Harkness, Katherine Joy et al Atkinson & Company Intellectual Property Limited 7 Moorgate Road Rotherham S60 2EN Rotherham S60 2EN (GB)