mining

Support and Reinforcement in the Mining Cycle

The most commonly used mesh is probably welded mesh made of approximately 5 mm thick steel wire and having 100 mm square openings. The steel wire may…

Underlying strata failure due to mining

Coal extraction causes strata deformation and failure which may enhance hydraulic conductivity in the surrounding strata. Therefore, it is desirable …

Immersion of Metals and Alloys

It is the differential electrical potential between the anode (+) and the cathode (-) which is key to the moist corrosion example described above. Th…