Directional Hydraulic Fracturing in Difficult Caving Roof Control and Coal Degassing
YU. M. LEKONTSEV, P. V. SAZHIN
Chinakal Institute of Mining, Siberian Branch, Russian Academy of Sciences, Krasnyi pr. 54, Novosibirsk, 630091 Russia
Keywords: production face, mine, coal bed, directional hydraulic fracturing, coal bed degassing
Abstract
The discussion covers the issues of difficult caving roof control in production faces and coal bed degassing. The methods and means meant for the directional hydraulic fracturing and coal degassing are described. The practical results of the method introduction in coal mines in Kuzbass are reported.
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