(19)

(11)

EP 2 652 397 A2

(12)

(88) Date of publication A3: 11.04.2013 (43) Date of publication: 23.10.2013 Bulletin 2013/43 (21) Application number: 11811366.1 (22) Date of filing: 16.12.2011

(51) International Patent Classification (IPC):  F23C 6/04(2006.01) F23L 7/00(2006.01) F23N 3/00(2006.01) F23L 9/04(2006.01) F23N 5/24(2006.01) F23N 5/18(2006.01) (86) International application number: PCT/GB2011/052499 (87) International publication number: WO 2012/080748 (21.06.2012 Gazette 2012/25)

(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: 17.12.2010 GB 201021480 (71) Applicants: Doosan Babcock Limited Crawley, Sussex RH10 9AD (GB) Power Systems Synectics Limited Horsham, Sussex RH12 1DE (GB)	(72) Inventors: KUCZYNSKI, Konrad Jerzy Renfrew, Strathclyde PA4 8DJ (GB) ADAMS, David James Horsha,m Sussex RH12 4UN (GB) (74) Representative: Wilson, Peter  Murgitroyd & Company 165-169 Scotland Street Glasgow G5 8PL Glasgow G5 8PL (GB)