... can be used for oxygenating and mixing in sewage water treatment. It integrates the pump, Air-blower, Gas ... the sewage water treatment, such as Pre-gas supply, Activated Sludge Treatment, Stability Sludge Treatment, gas floats, neutralize, Ozone treatment,Oxidized ... liquid and gas, higher coefficient of oxygen utilization ,better sewage treatment effect , and effect of energy saving is significant ...