(19)

(11)

EP 2 486 341 A2

(12)

(88) Date of publication A3: 29.03.2012 (43) Date of publication: 15.08.2012 Bulletin 2012/33 (21) Application number: 10770670.7 (22) Date of filing: 06.10.2010

(51) International Patent Classification (IPC):  F24J 2/07(2006.01) F24J 2/18(2006.01) F24J 2/14(2006.01) F24J 2/24(2006.01) (86) International application number: PCT/US2010/051690 (87) International publication number: WO 2011/044281 (14.04.2011 Gazette 2011/15)

(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: 07.10.2009 US 249562 P 11.02.2010 US 303615 P (71) Applicant: Areva Solar, Inc Mountain View, CA 94043 (US)	(72) Inventors: JOHNSON, Peter, L. Mountain View, CA 94043 (US) HANSON, Robert, J. Palo Alto, CA 94304 (US) CONLON, William, M. Palo Alto, CA 94301 (US) (74) Representative: Jackson, Richard Eric  Carpmaels & Ransford One Southampton Row London WC1B 5HA London WC1B 5HA (GB)