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Vol 5, No 1 (2020) Study of Abutment Pressure Zone Formation in the System of "Paired Drifts" Abstract  similar documents
N. V. Titov, S. I. Ivanov
"... the parameters of adjustable pillar (as support structure). These studies are aimed at improving efficiency ..."
 
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 5, No 1 (2020) Findings of Studies on Wave Character of Pillar Support Pressure and Edge Parts of Coal Seams Abstract  similar documents
S. N. Lis
"... zones in rock mass, caused by the influence of abutment pressure of rock mass edge parts and pillars ..."
 
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