(19)

(11)

EP 2 880 134 A2

(12)

(88) Date of publication A3: 03.07.2014 (43) Date of publication: 10.06.2015 Bulletin 2015/24 (21) Application number: 13747599.2 (22) Date of filing: 31.07.2013

(51) International Patent Classification (IPC):  C10L 3/10(2006.01) F25J 1/02(2006.01) F25J 3/06(2006.01) F25J 1/00(2006.01) F25J 3/02(2006.01) (86) International application number: PCT/US2013/052933 (87) International publication number: WO 2014/022510 (06.02.2014 Gazette 2014/06)

(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 (30) Priority: 03.08.2012 WO PCT/US2012/049506 03.08.2012 US 201213565881 12.09.2012 US 201213611169 (71) Applicant: Air Products and Chemicals, Inc. Allentown, PA 18195 (US)	(72) Inventors: CHEN, Fei Allentown, PA 18195 (US) LUO, Xukun Allentown, PA 18195 (US) OTT, Christopher, Michael Allentown, PA 18195 (US) ROBERTS, Mark, Julian Allentown, PA 18195 (US) KRISHNAMURTHY, Gowri Alllentown, PA 18195 (US) (74) Representative: Beck Greener  Fulwood House 12 Fulwood Place London WC1V 6HR London WC1V 6HR (GB)