coal mining industry process flow
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coal mining industry process flow

The U.S. coalindustryserves a vital role in the nation’s economy by producing fuel for more than half of its electricity. Despite theindustry’s importance,industryfinancial data for 2005—the strongest year for the coalindustryin recent years—shows that it is a relatively smallindustrywith revenues totaling $20 billion to $25 billion and net income between $1 billion and $2 ...

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