(19)

(11)

EP 2 633 236 A2

(12)

(88) Date of publication A3: 30.05.2013 (43) Date of publication: 04.09.2013 Bulletin 2013/36 (21) Application number: 11778663.2 (22) Date of filing: 25.10.2011

(51) International Patent Classification (IPC):  F23N 5/18(2006.01) F23N 1/02(2006.01) F23N 5/24(2006.01) F23N 5/00(2006.01) (86) International application number: PCT/GB2011/052072 (87) International publication number: WO 2012/056228 (03.05.2012 Gazette 2012/18)

(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: 28.10.2010 GB 201018178 (71) Applicant: Autoflame Engineering Limited Biggin Hill, Kent TN16 3YN (GB)	(72) Inventor: KEMP, Brendan Kent TN13 2QP (GB) (74) Representative: Bardo, Julian Eason et al Abel & Imray 20 Red Lion Street London WC1R 4PQ London WC1R 4PQ (GB)