... be used for oxygenating and mixing in sewage water treatment. It integrates the pump, Air-blower, Gas-liquid mixers as ... to many links of the sewage water treatment, such as Pre-gas supply, Activated Sludge Treatment, Stability Sludge Treatment, gas floats, neutralize, ... without any settling in the bottom of sewage pool.4.Easy installation and maintenance, and difficult to be blocked up. Sewage pump