January 2006
Volume 58    Issue 1

Coal mine methane drainage using multilateral horizontal wells

Mining Engineering , 2006, Vol. 58, No. 1, pp. 50-50
Zupanick, J.A.


 Surface-drilled horizontal wells are becoming a useful tool to efficiently remove gas ahead of underground mining operations. This type of well offers the benefits of low residual gas content, uniform drainage and fast gas-recovery rates. Surface-drilled horizontal wells frequently provide the most cost-efficient methane predrainage option available.

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