Combined Microfiltration and Reverse Osmosis Process for Mining Water Treatment Tomáš Bakalár, Henrieta Pavolová, Ľubica Kozáková, Petra Puškárová and Martina Vasilková Kmecová E3S Web Conf., 105 (2019) 02026 Published online: 21 June 2019 DOI: 10.1051/e3sconf/201910502026