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Economic baselines for current underground coal mining technology. Final report. [Forecasting to 2000]
Author(s) -
W. B. Mabe
Publication year - 1979
Publication title -
osti oai (u.s. department of energy office of scientific and technical information)
Language(s) - English
Resource type - Reports
DOI - 10.2172/5253329
Subject(s) - coal mining , longwall mining , mining engineering , coal , pillar , productivity , range (aeronautics) , engineering , operations research , waste management , mechanical engineering , economics , macroeconomics , aerospace engineering

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