(19)

(11)

EP 3 311 076 A2

(12)

(88) Date of publication A3: 09.03.2017 (43) Date of publication: 25.04.2018 Bulletin 2018/17 (21) Application number: 16741373.1 (22) Date of filing: 20.06.2016

(51) International Patent Classification (IPC):  F24D 19/10(2006.01) F24D 3/10(2006.01) F16L 55/053(2006.01) F15B 1/10(2006.01) (86) International application number: PCT/GB2016/051845 (87) International publication number: WO 2016/203275 (22.12.2016 Gazette 2016/51)

(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 Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 19.06.2015 GB 201510874 (71) Applicant: Oxford University Innovation Limited Oxford, Oxfordshire OX2 0JB (GB)	(72) Inventors: ARMSTRONG, Peter Michael Oxford Oxfordshire OX1 3PJ (GB) KANG, Ren Oxford Oxfordshire OX1 3PJ (GB) MCCULLOCH, Malcolm, Duncan Oxford Oxfordshire OX1 3PJ (GB) (74) Representative: Cozens, Paul Dennis  Mathys & Squire LLP The Shard 32 London Bridge Street London SE1 9SG The Shard 32 London Bridge Street London SE1 9SG (GB)