EQUIPMENT FOR TREATMENT OF SEWAGE Russian patent published in 1995 - IPC

FIELD: separation of sewage. SUBSTANCE: equipment used for water treatment stations has chlorine feeding pipelines, ejectors and water-whirling mixers mounted in the horizontal sedimentation tank. The sedimentation tank is divided by partition into sedimentation and clarified water reservoirs. The partition is provided with openings having filters with slide gates at the entrance and exit of water flow. Pump station is mounted on a pontoon in the clarified water reservoir and has a sucking line in the form of punched pipelines and pressure line in the form of flexible pipeline. The bottom of clarification reservoir might be made inclined toward the end wall of sedimentation reservoir; the whirling mixers might be mounted over the sedimentation collecting zone. EFFECT: higher efficiency and reliability. 2 cl, 2 dwg