%0 Journal Article %T DEEP EXTRACTION OF CHROMIUM IONS FROM SEWAGE WHEN USING IRON CHIPS AND ABSORBENT CARBON AT TRACTOR AND AGRICULTURAL MECHANICAL ENGINEERING ENTERPRISES %A Khalturina, T.I. %A Churbakova, O.V. %A Sysoeva, E.A. %A Bogatyryova, A.V. %K sewage, activated carbon, Fe-chips, chromium ions %J Bulletin of KSAU %D 2017 %N %P 7 %I Krasnoyarsk State Agrarian University