Wikström, L. (Inventor),
Minkkinen, H. (Inventor), Jetsu, P. (Inventor), Lehmonen, J. (Inventor), Kinnunen, K. (Inventor),
Hjelt, T. (Inventor), Ojala, A. (Inventor) & Nättinen, K. (Inventor),
17 Aug 2016, IPC No. D21F 11/ 00 A I, Patent No. EP3055350, Priority date
9 Oct 2014, Priority No. WO2014FI50769
Research output: Patent › Patent