Effect of sedimentation time on the granulometric composition of suspended solids in the backwash water from biological activated carbon filtersMałgorzata Komorowska-Kaufman, Filip Ciesielczyk, Alina Pruss and Teofil JesionowskiE3S Web Conf., 44 (2018) 00072DOI: https://doi.org/10.1051/e3sconf/20184400072