Underground Mining Techniques and Risks
Undergrounds mining is still, even after hundreds of years of safety improvements, a dangerous and expensive business. It’s wise for …
coal
Why Drilling Is Essential in Mines
The phrase “exploration geology” calls to mind a lonely geologist and a drill rig in the middle of a windswept, …
Drilling Methods Used in Coal Mines
For coal deposits, like most other minerals, drilling is a key to identifying in detail the grade and size of …
