Two different systems of biological treatment were operated (anaerobic-anoxic-aerobic –A2O–, namely, arrangement I, and aerobic-anoxic, namely, arrangement II). After modification by the addition of AnoxKaldnes as a support ...

This paper presents the results of treatment with ozone and subsequent fractionation of dissolved organic matter (DOM) from secondary effluent from Cerro de la Estrella wastewater treatment plant located in Mexico City. ...

Appropriate and sustainable municipal wastewater treatments plants –WWTP– are strongly required in developing countries which face both sanitation problems and poverty. Anaerobic digestion, as a leading technology that ...

By means of two pilot tests, Antioquia School of Engineering and Pontifical Bolivarian University , with the support of Public Service Enterprises of Medellín, decided to determine the feasibility for disposition of biosolids ...

Experimental results from a series of biological unitary processes for the simultaneous removal of organic matter (OM), nitrogen (N) and phosphorus (P) are shown in this study. A synthetic substrate similar to a domestic ...

Constructed wetlands appear at the present time like a promising technology in reducing the pollution by waste waters; this study investigated the organic matter removal with synthetic waste water, in terms of chemical ...