METHOD AND DEVICE FOR TREATMENT OF SEWAGE Russian patent published in 2003 - IPC

FIELD: ecology; chemical industry; metallurgy; treatment of sewage. SUBSTANCE: treatment is effected simultaneously by chlorine- containing oxidants and oxygen of air. Device proposed for treatment of sewage has chamber with aspirator with holes between end-piece of this aspirator and blades; disk-shaped plates are provided above and below blades; hole with rotor head is provided in upper part of hollow core of aspirator. Proposed method enhances cleaning of sewage from thiocyanate and cyanides due to higher interaction of chlorine-containing oxidants and oxygen of air. EFFECT: enhanced efficiency. 3 cl, 2 dwg