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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
"... seams in Quang Ninh Coal Basin taking into account existing mining and geological conditions was carried ..."
 
Vol 4, No 1 (2019) Tendencies of Mining Technology Development in Relation to Deep Mines Abstract  PDF (Eng)  similar documents
Ngoc Minh Nguyen, Duc Thang Pham
"... Mineral demand rapidly increases; as a result, underground mining activities gradually dig ..."
 
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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