(19)

(11)

EP 2 742 276 A1

(12)

(43) Date of publication: 18.06.2014 Bulletin 2014/25 (21) Application number: 12714038.2 (22) Date of filing: 03.04.2012

(51) International Patent Classification (IPC):  F17C 13/00(2006.01) (86) International application number: PCT/GB2012/050748 (87) International publication number: WO 2012/136991 (11.10.2012 Gazette 2012/41)

(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: 06.04.2011 GB 201105823 (71) Applicant: Liquid Gas Equipment Limited Heriot-Watt University Research Park Edinburgh EH14 4AP (GB)	(72) Inventor: DUCKETT, Alan Roderick Edinburgh EH14 4AP (GB) (74) Representative: Thomson, James B.  Murgitroyd & Company Scotland House 165-169 Scotland Street Glasgow G5 8PL Glasgow G5 8PL (GB)