Application of A/O+ refined diatomite strengthening process to treat sewage in small-sized cities and towns

In this article, the theory characteristics of A/O+ refined diatomite strengthening process to sewage treatment are analyzed, and practical application are summarized. Engineering practice and data show that this process has characteristics of low investment, low operation cost, less land occupation and the treated wastewater to achieve stability. The effluent water quality reaches the first B grade discharge standard. It is suitable for the wastewater treatment in small Small-sized Cities and Towns in China.