Coal Mining: Advanced Technologies

Coal is a natural resource that is highly valued for its energy content. The steel and cement industries depend on coal for the extraction of iron from iron ore and for the manufacture of cement. The process of extracting coal from a coal pit is known as coal mining. The technical and economic feasibility of a coal extraction process depend on coal seam continuity, thickness, quality, depth, overburden characteristics, topography, surface drainage patterns, etc. Mining can be done on the su...