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pro vyhledávání: '"Zhiguo Cao"'
Autor:
Mingbo Chi, Zhiguo Cao, Quansheng Li, Yong Zhang, Baoyang Wu, Bao Zhang, Yi Yang, Xiaoqing Liu
Publikováno v:
Geofluids, Vol 2022 (2022)
Water supply prediction and control is one of the key issues in exploitation of coal mine underground reservoirs (CMUR). In order to investigate the water supply for underground reservoirs in coal mines, the aquifers were classified into three types
Publikováno v:
Geofluids, Vol 2021 (2021)
In most mining areas of China, coal seams are characterized by low gas pressure, poor permeability, and high gas adsorption capacity, all of which have brought considerable difficulties to coal seam mining and coalbed methane (CBM) extraction. Accord
Autor:
Jinhao Wen, Zhijie Wen, Zuo Yujun, Zhiguo Cao, Shi Shaoshuai, Lei Tian, Suolin Jing, Yujing Jiang
Publikováno v:
Geofluids, Vol 2019 (2019)
To accurately detect the development height of the water flowing fractured zone (WFFZ) in the overlying strata of the working face after mining under water and to ensure the safety and reliability of coal mining, the coal seam located under Weishanhu