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(11)

EP 2 870 460 A1

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(43) Date of publication: 13.05.2015 Bulletin 2015/20 (21) Application number: 13734993.2 (22) Date of filing: 01.07.2013

(51) International Patent Classification (IPC):  G01N 21/03(2006.01) B01F 13/08(2006.01) G01N 21/55(2014.01) (86) International application number: PCT/EP2013/063815 (87) International publication number: WO 2014/005986 (09.01.2014 Gazette 2014/02)

(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: 03.07.2012 US 201261667837 P 03.07.2012 EP 12174782 22.03.2013 DK 201370170 (71) Applicant: Danmarks Tekniske Universitet (DTU) 2800 Kgs. Lyngby (DK)	(72) Inventors: PILTOFT, Jens, Spanggaard DK-2100 København Ø (DK) PETERSEN, Christian, Nybo DK-2300 København S (DK) KUNOV-KRUSE, Andreas, J. DK-2400 København NV (DK) (74) Representative: Zacco Denmark A/S  Arne Jacobsens Allé 15 2300 Copenhagen S 2300 Copenhagen S (DK)