MEGAMINES: Top 10 most capital intensive bulk mining projects
When these stomach-churning capital outlays start to produce returns, they do so in spades and over generations.
Joy roof supports - giants of longwall mining, produced the highest capacity roof support
In longwall mining, powerful shearing machines drive back and forth across coal faces of up to 400 m in length, producing coal at rates of up to 1 t every second. What makes these impressive coal production rates possible are...
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