%0 Journal Article %T Evolution of Floatation Equipment for Sewage Treatment аnd Active Sludge Thickening %A Senik, E.. %A Ivanov, M.. %A Vinogradov, M.. %A Taranov, R.. %A Kozodaev, A.. %A Ksenofontov, B.S. %A Voropaeva, A.. %K floatation sewage treatment, active sludge thickening, flotator, floatation combine. %J Safety in Technosphere %D 2014 %N 3 %P 15 %I INFRA-M Academic Publishing LLC.