3 Technologies in Exploration, Mining, and Processing .Read chapter 3 Technologies in Exploration, Mining, and Processing: The Office of Industrial . Surface mining equipment is similar to construction equipment (e.g., scrapers, . Underground coal mining today is basically done by two methods:.surface coal mining and processing equipment,Appendix E: Coal Mining and Processing Methods | Coal: Research .Read chapter Appendix E: Coal Mining and Processing Methods: Coal will . In surface mining, the ground covering the coal seam (the overburden) is first .. conventional room and pillar method, several pieces of equipment are used in.Coal Mining and Processing | Energy Trends InsiderCoal miners use giant machines to remove coal from the ground. They use two methods: surface or underground mining. Many U.S. coal beds are very near the.
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