(19)

(11)

EP 2 603 621 A1

(12)

(43) Date of publication: 19.06.2013 Bulletin 2013/25 (21) Application number: 11746216.8 (22) Date of filing: 08.08.2011

(51) International Patent Classification (IPC):  C25D 13/02(2006.01) (86) International application number: PCT/EP2011/063617 (87) International publication number: WO 2012/019996 (16.02.2012 Gazette 2012/07)

(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 (30) Priority: 13.08.2010 US 373308 P 13.08.2010 GB 201013615 (71) Applicant: ELEMENT SIX ABRASIVES S.A. 2763 Luxembourg (LU)	(72) Inventor: MONTROSS, Charles Stefan 1559 Springs (ZA) (74) Representative: Reeve, Anna Elizabeth et al Element Six Limited 3rd Floor, Building 4, Chiswick Park 566 Chiswick High Road GB-London W4 5YE GB-London W4 5YE (GB)