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Hydraulic stimulation of a surface borehole for gob degasification
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Published Year
1970-1979 (1) *
Subject
Coal mines and mining--Safety measures (1)
Methane (1)
Mine gases (1)
Mine ventilation (1)
Author
Elder, C. H. (1)
Kissell, Fred N. (1)
Maksimovic, S. D. (1) *