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Issue | Title | |
No 2 (2018) | Determination of optimal block length along the strike to provide safety and efficiency when extracting medium-thick in-clined coal seams using room-and-pillar method in Quang Ninh Coal Basin | Abstract PDF (Eng) similar documents |
Duc Thang Pham, Victor G. Vitcalov | ||
"... An analysis of appropriateness of room-and-pillar method for extracting medium-thick inclined coal ..." | ||
Vol 4, No 4 (2019) | Combined Mining Technologies for Coal Deposits (Review) | Abstract similar documents |
A. Yu. Ermakov, V. V. Senkus, Duc Thang Pham, Val. V. Sencus, N. I. Abramkin, E. A. Ermakov | ||
"... The paper discusses the main disadvantages of strip and underground mining methods ..." | ||
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