key sucess factor for coal mining
Choosing a mining method The various methods of mining a coal seam can be classified under two headings, surface mining and underground mining Surface and underground coal mining are broad activities that incorporate numerous variations in equipment and methods, and the choice of which method to use in extracting a coal seam depends on many technological, economic, and social factors...
The combination of all these factors is key to the success of coal mining operations Blasting operations that ensure maximum displacement are essential in optimising the productivity of a mine, as it reduces the cost of excavating and transporting the surface layer...
Labor productivity in the mining industry has been declining rapidly around the world In the US coal sector, for example, labor productivity declined by an average of 275% from 2009 to 2012...
Problems in the mining industry in South Africa GREAT Insights, Volume 2, Issue 2 February-March 2013 The current turbulence in the mining industry in South Africa has its roots in several different factors First, the fall in global demand for platinum and other minerals due to recession; second, the consequences of the Marikana disaster in ....
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