Results 121 to 130 of about 18,203 (209)

Risk assessment of underground coal mine reservoir utilization based on IAHP-EWM-SPA

河南理工大学学报. 自然科学版
ObjectivesAccurate evaluation of the risks in developing and utilizing coal mine goafs is the fundamental basis for determining the feasibility of constructing underground reservoirs.
Li Jianlin, Hu Xingwen, Zhang Mengjiao, Zhang Yufeng, Li Xiaolei, Meng Yazhou   +5 more
doaj   +1 more source

Migratory things on land : property rights and a law of capture [PDF]

, 2002
This article analyses English and Scots law relating to 'migratory things' - ie things which by their own inherent characteristics move to and for across tracts of land - both in terms of what property rights landowners hold in such things and whether ...
Clark, Bryan
core   +1 more source

Technological innovation and engineering practice of damage reduction mining and ecosystem restoration in open-pit coal mine

Global Sustainability
Non-technical summary To address the issues of declining groundwater levels and the degradation of soil ecological functions caused by open-pit coal mining in China.
Quansheng Li, Xiaobin Li
doaj   +1 more source

Making the Red One Green – Renewable Heat from Abandoned Flooded Mines [PDF]

, 2016
Abandoned mines are often allowed to flood, sometimes overflowing at the surface to form discharges of potentially contaminated (often ochreous, acidic or metal-rich) mine water.
Banks, David
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Seismic performance analysis of a submerged “coal pillar–concrete” combined dam body under wet-dry cycles

International Journal of Coal Science & Technology
As a new type of underground water conservancy project, underground reservoirs in coal mines play a crucial role in protecting and utilizing water resources during mining operations.
Mingbo Chi, Hongfei Duan, Fei Xiong, Shuai Zhang, Honglin Liu, Nanyun Wang, Hongzhi Wang, Xianwei Meng, Jianchao Cheng   +8 more
doaj   +1 more source

A methodology for the environmental assessment of advanced coal extraction systems [PDF]

Procedures developed to identify and assess potential environment impacts of advanced mining technology as it moves from a generic concept to a more systems definition are described.
Evensizer, J., Hutchinson, C. F., Makihara, J., Sullivan, P. J.   +3 more
core   +1 more source

Use of carbon dioxide in underground natural gas storage processes [PDF]

, 2006
The possibility of use of carbon dioxide in gas storage processes is presented. The model of mixing process between CO2 and methane in porous media is given.
Nagy Stanislaw
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Mechanical responses and fracturing behaviors of coal under complex normal and shear stresses, Part II: Numerical study using DEM

International Journal of Coal Science & Technology
This work presents particle-based numerical simulations on coal pillars in a coal mine based underground water reservoir (CMUWR). We aim to replicate the stress–strain characteristics and present the acoustic emission behavior of the coal under complex ...
Z. Y. Song, F. Amann, W. G. Dang, Z. Yang   +3 more
doaj   +1 more source

Underground reservoirs-belowed coal mining-induced topological evolution of fracture networks in rock interlayer

矿业科学学报
During the mining of lower coal seams beneath underground reservoirs, the interlayer rock mass undergoes deformation and failure due to mining-induced disturbances. Crack propagation and interconnection pose significant threat to reservoir safety. Taking
CHENG Jianchao, OUYANG Di, HOU Mengdong, WANG Qi, WANG Lujun, LIU Yintong, LIU Shenggui, YANG Xiaofeng, XUE Dongjie   +8 more
doaj   +1 more source

Uranium Mine Aftermath and Yangiabad Expedition in Uzbekistan [PDF]

This article describes the first half of a history of uranium mines in the Fergana Valley of Central Asia, introduces the existing environment of the old mines, and analyzes a part of heavy metals of water resource in the surrounding.
Kristina Toderich, Robert Igorvich Goldstein, Tsuneo Tsukatani   +2 more
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