(19)

(11)

EP 2 683 947 A1

(12)

(43) Date of publication: 15.01.2014 Bulletin 2014/03 (21) Application number: 12704535.9 (22) Date of filing: 07.02.2012

(51) International Patent Classification (IPC):  F04F 5/18(2006.01) (86) International application number: PCT/GB2012/050270 (87) International publication number: WO 2012/107756 (16.08.2012 Gazette 2012/33)

(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: 07.02.2011 GB 201102004 11.10.2011 GB 201117540 (71) Applicant: RE Hydrogen Ltd RH13 5NR (GB)	(72) Inventor: ROY, Amitava Horsham West Sussex RH13 5NR (GB) (74) Representative: Dixon, Philip Matthew  Harrison Goddard Foote LLP 8th Floor 140 London Wall London EC2Y 5DN London EC2Y 5DN (GB)