disadvantages of milling in coal mining

disadvantages of shaft mining - BINQ Mining Feb 07, 2013· What are the disadvantages of shaft mining – The Q&A wiki What is some mining equipment for shaft mining ? Shaft mining is the earnest form of underground mining . Disadvantages of coal mining - Answers Coal is mined by two methods: surface or 'opencast' mining or underground or 'deep' mining. The choice of mining method largely depends on the geology of thecoal deposit. mining equipment advantages and disadvantages Advantages And Disadvantages Of Ball Mill, China China Advantages And Disadvantages Of Ball Mill, Advantages And Disadvantages Of Ball, ... Mountaintop Removal UF Interactive Media Lab EFFECTS There are advantages and disadvantages to coal mining The .    Read More