GUIDANCE TO PLAN, DESIGN, EVALUATE AND INSPECT ABOVE- DRAINGAGE COALMINES OUTCROP BARRIERS TO PREVENT BLOWOUTS Kewal K Kohli, PhD, P.E., Mining Engineer U.S. Office of Surface Mining, Pittsburgh, PA Fred Block, PhD, Geol

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Date: 2009-06-22 09:33:36 Geology Environmental issues with mining Mining Oil wells Underground mining Energy Petroleum geology Coal mining Overburden Blowout Surface mining Room and pillar		GUIDANCE TO PLAN, DESIGN, EVALUATE AND INSPECT ABOVE- DRAINGAGE COALMINES OUTCROP BARRIERS TO PREVENT BLOWOUTS Kewal K Kohli, PhD, P.E., Mining Engineer U.S. Office of Surface Mining, Pittsburgh, PA Fred Block, PhD, Geol Add to Reading List Source URL: www.arcc.osmre.gov Download Document from Source Website File Size: 491,62 KB Share Document on Facebook

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