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(11)

EP 2 247 531 A1

(12)

(43) Date of publication: 10.11.2010 Bulletin 2010/45 (21) Application number: 09712975.3 (22) Date of filing: 19.02.2009

(51) International Patent Classification (IPC):  C01B 33/023(2006.01) C22B 61/00(2006.01) C22B 5/12(2006.01) C22B 4/08(2006.01) C01B 33/025(2006.01) (86) International application number: PCT/AU2009/000192 (87) International publication number: WO 2009/103120 (27.08.2009 Gazette 2009/35)

(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 TR Designated Extension States: AL BA RS (30) Priority: 20.02.2008 DE 102008010744 (71) Applicant: CBD Energy Limited Double Bay, New South Wales 2028 (AU)	(72) Inventor: LLOYD, Robert Galston, NSW 2159 (AU) (74) Representative: Graf von Stosch, Andreas et al Graf von Stosch Patentanwaltsgesellschaft mbH Prinzregentenstrasse 22 80538 München 80538 München (DE)