(19)

(11)

EP 2 347 021 A1

(12)

(43) Date of publication: 27.07.2011 Bulletin 2011/30 (21) Application number: 09811780.7 (22) Date of filing: 14.07.2009

(51) International Patent Classification (IPC):  C22C 5/02(2006.01) B44C 1/00(2006.01) C22F 1/14(2006.01) A44C 1/00(2006.01) (86) International application number: PCT/SG2009/000249 (87) International publication number: WO 2010/027329 (11.03.2010 Gazette 2010/10)

(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: 08.09.2008 SG 200806557 11.12.2008 SG 200809138 (71) Applicant: Autium Pte Ltd Singapore 249395 (SG)	(72) Inventor: LOH, Peng Chum Singapore 249395 (SG) (74) Representative: Jelsch, Emmanuel Edwin  Katzarov S.A., Rue des Epinettes 19 1227 Geneva 1227 Geneva (CH)