(19)

(11)

EP 2 370 746 A2

(12)

(88) Date of publication A3: 01.09.2011 (43) Date of publication: 05.10.2011 Bulletin 2011/40 (21) Application number: 09744434.3 (22) Date of filing: 22.10.2009

(51) International Patent Classification (IPC):  F24D 19/06(2006.01) (86) International application number: PCT/GB2009/051424 (87) International publication number: WO 2010/064024 (10.06.2010 Gazette 2010/23)

(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 (30) Priority: 01.12.2008 GB 0821875 (71) Applicant: Haydon, David James Essex SS4 1EH (GB)	(72) Inventor: Haydon, David James Essex SS4 1EH (GB) (74) Representative: Jackson, Nicholas Andrew et al Dummett Copp LLP 25 The Square Martlesham Heath GB-Ipswich, Suffolk IP5 3SL GB-Ipswich, Suffolk IP5 3SL (GB)