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Longwall gob degasification with surface ventilation boreholes above the Lower Kittanning coalbed
Longwall gob degasification with surface ventilation boreholes above the Lower Kittanning coalbed
Longwall gob degasification with surface ventilation boreholes above the Lower Kittanning coalbed
Moore, T. D. (author) / Deul, Maurice (author) / Kissell, Fred N. (author)
1976
13 S
graph. Darst
Digital preservation by Technische Informationsbibliothek (TIB) / Leibniz-Informationszentrum Technik und Naturwissenschaften und Universitätsbibliothek
Book
English