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EP 3 172 348 A1

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(43) Date of publication: 31.05.2017 Bulletin 2017/22 (21) Application number: 15809510.9 (22) Date of filing: 12.06.2015

(51) International Patent Classification (IPC):  C22B 3/08(2006.01) C22B 7/00(2006.01) C22B 13/08(2006.01) C22B 47/00(2006.01) C22B 3/46(2006.01) C22B 7/02(2006.01) C22B 19/00(2006.01) (86) International application number: PCT/CA2015/050547 (87) International publication number: WO 2015/192234 (23.12.2015 Gazette 2015/51)

(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 (30) Priority: 18.06.2014 CA 2854778 (71) Applicants: Institut National De La Recherche Scientifique (INRS) Québec, QC G1K 9A9 (CA) Université de Lorraine 54052 Nancy Cedex (FR)	(72) Inventors: MERCIER, Guy Québec, Québec G2E 4P8 (CA) MOCELLIN, Julien 38190 Froges (FR) SIMONNOT, Marie-Odile 54220 Malzéville (FR) MOREL, Jean-louis F-57590 Aulnois sur Seille (FR) BLAIS, Jean-François Québec, Québec G1B 3M5 (CA) (74) Representative: Gevers Patents  Intellectual Property House Holidaystraat 5 1831 Diegem 1831 Diegem (BE)