Evaluation of techniques to reduce the concentration of sedimentable solids in the wastewater produced in the coal mining in the municipality of Guachetá, Cundinamarca

Eng: The filtration of surface and groundwater is very common when mining works is advancing, since underground aquifers, old blocks exploited must be crossed and within the extraction process, a settlement of the strata that produce some range of subsidence and fracture of these is generated, resul...