Analysis of main approaches of sewage purification from heavy metals

E.A. Nakhieva, S.A. Ilarionov

Perm State University. 15, Bukirev st., Perm, 614990

E-mail: nahieva1992@yandex.ru

The article is devoted to the problem of sewage purification from heavy metals. A huge outcome of effluent is a result of either complexity of utilised feedstock and its great diversity, or multistage manufacturing process of key products. The comparative analysis of methods purification efficiency, and also of variants of solutions around the questions of wastelessness, resource- and energy-saving of utilised technologies is given below.

Keywords: sewage; clearing; heavy metals; reagent methods, electrochemical methods, membrane methods