(19)

(11)

EP 2 364 281 A2

(12)

(88) Date of publication A3: 21.04.2011 (43) Date of publication: 14.09.2011 Bulletin 2011/37 (21) Application number: 09827001.0 (22) Date of filing: 28.10.2009

(51) International Patent Classification (IPC):  C04B 22/04(2006.01) C04B 22/08(2006.01) C02F 1/70(2006.01) C04B 22/06(2006.01) C04B 24/04(2006.01) (86) International application number: PCT/ZA2009/000094 (87) International publication number: WO 2010/057225 (20.05.2010 Gazette 2010/20)

(84) Designated Contracting States: 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 SE SI SK SM TR Designated Extension States: AL BA RS (30) Priority: 11.11.2008 ZA 200809602 (71) Applicant: Afrisam (South Africa) (Pty) Ltd 1715 Florida (ZA)	(72) Inventor: KAZIRUKANYO, Jean-Bosco 1735 Roodepoort (ZA) (74) Representative: Kling, Simone  Lavoix Munich Bayerstrasse 85a 80335 München 80335 München (DE)