(19)

(11)

EP 3 174 632 A1

(12)

(43) Date of publication: 07.06.2017 Bulletin 2017/23 (21) Application number: 15763086.4 (22) Date of filing: 01.08.2015

(51) International Patent Classification (IPC):  B01J 20/28(2006.01) B01J 20/08(2006.01) G01N 30/60(2006.01) B01J 20/284(2006.01) G01N 30/52(2006.01) B01J 20/286(2006.01) (86) International application number: PCT/IB2015/055845 (87) International publication number: WO 2016/016872 (04.02.2016 Gazette 2016/05)

(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 (30) Priority: 01.08.2014 US 201462032015 P (71) Applicant: Tallinn University of Technology 19086 Tallinn (EE)	(72) Inventors: HUSSAINOVA, Irina EE-19086 Tallinn (EE) GASIK, Michael EE-19086 Tallinn (EE) (74) Representative: Koppel, Mart Enn  KOPPEL patendibüroo OÜ Roseni 10-151 10111 Tallinn 10111 Tallinn (EE)