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Study on mechanical mechanism of roof fracture evolution in deep stope with variable face length
WANG Xinfeng, LU Mingyuan
2022, 50(10): 1-15. DOI: 10.12363/issn.1001-1986.22.03.0115
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Occurrence law of coal seam gas under influence of normal fault zone in coal measures
XIAO Peng, WU Mingchuan, SHUANG Haiqing, HAN Kai, GAO Zhen, CHENG Yueying
2022, 50(10): 16-25. DOI: 10.12363/issn.1001-1986.22.02.0076
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Research on permeability model of coal reservoir along producing wellbores
JIA Lidan, ZHANG Lin, LI Bobo, WU Xuehai, GAO Zheng, WANG Zhonghui, FU Jiale
2022, 50(10): 26-34. DOI: 10.12363/issn.1001-1986.22.03.0213
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Research and application of integrated fracturing fluid system for unconventional natural gas in coal measures
XU Dong, WANG Yubin, BAI Kunsen, ZHU Weiping, LIU Chuanqing, LI Bing, HE Pengbo
2022, 50(10): 35-43. DOI: 10.12363/issn.1001-1986.21.12.0772
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Occurrence modes and stepwise chemical extraction experiment of lithium in No.20 coal seam in Pu’an mining area, Guizhou Province
CHENG Chen, SONG Yang, ZANG Jingkun, CHENG Wei
2022, 50(10): 44-53. DOI: 10.12363/issn.1001-1986.21.08.0430
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Status and prospect of harmless disposal and resource comprehensive utilization of solid waste of coal gangue
WANG Yutao
2022, 50(10): 54-66. DOI: 10.12363/issn.1001-1986.21.11.0614
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Numerical simulation on evolution law of overburden fractures and surface cracks in crossing ditch mining of shallow coal seam
WEI Jiangbo, WANG Shuangming, SONG Shijie, SUN Qiang
2022, 50(10): 67-75. DOI: 10.12363/issn.1001-1986.22.03.0134
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Experimental study on stress relaxation characteristics of soft dredger fill under UU triaxial shear
YANG Aiwu, YANG Shaopeng, QI Jiejie
2022, 50(10): 76-84. DOI: 10.12363/issn.1001-1986.22.03.0121
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Spatial variation characteristics of soil heavy metal speciation and bioavailability in coal gangue accumulation area—Taking Fengfeng mining area as an example
SUN Tao, SONG Shijie, CHANG Qing, WANG Chenchen, ZHANG Yanjie, PENG Ruisi, WANG Yi
2022, 50(10): 85-95. DOI: 10.12363/issn.1001-1986.22.03.0159
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Effect of initial adhesion on shear strength and deformation characteristics of interfaces in heterogeneous soils
ZHU Yanbo, YANG Fanfan, MIAO Shuaisheng, LI Futong, ZHANG Yuxuan, HAN Yutao, LAN Hengxing
2022, 50(10): 96-107. DOI: 10.12363/issn.1001-1986.22.02.0103
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SVM-based sensitivity zoning of subsidence disaster development in the underground coal mining areas
XUE Yong’an, ZOU Youfeng, ZHANG Wenzhi, ZHANG Mingmei, LIU Guangchun, SONG Mingwei
2022, 50(10): 108-118. DOI: 10.12363/issn.1001-1986.22.01.0104
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Research and application progress of energy underground structures
WEN Jiwei, HOU Junlong, LIU Xinghong, ZENG Xian’en, XIANG Tian, CHEN Haotian
2022, 50(10): 119-130. DOI: 10.12363/issn.1001-1986.22.02.0074
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Numerical simulation of the influence of karst structure on heat transfer efficiency of buried pipeline group
MU Xuan, PEI Peng, ZHOU Xin, TU Hongsheng
2022, 50(10): 131-139. DOI: 10.12363/issn.1001-1986.21.09.0513
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Numerical simulation on azimuth gamma ray detection of coal and rock interface
CHEN Gang, CHEN Long, LI Quanxin, LIU Zhiyi
2022, 50(10): 140-144. DOI: 10.12363/issn.1001-1986.21.04.0228
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Time-to-depth conversion accuracy analysis and improvement method for inclined coal bed
WANG Huifeng, FU Chao, LI Guo, CHEN Tongjun
2022, 50(10): 145-150. DOI: 10.12363/issn.1001-1986.22.01.0019
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Air-driven directional drilling technology and equipment in soft coal seam of Huainan mining area
TIAN Hongliang, CHEN Jian, ZHANG Jie, CHENG Heyu, DONG Ruigang, DU Limeng, LIU Degui, GUAN Qiangsheng
2022, 50(10): 151-158. DOI: 10.12363/issn.1001-1986.22.01.0014
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Design and application of pump-free double channel mechanical hole enlarging bit for gas penetration in middle hard coal seam
GAO Xiaoliang, SHAO Guojie, YANG Huwei
2022, 50(10): 159-164. DOI: 10.12363/issn.1001-1986.21.11.0685
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Influencing factors of increasing the signal strength of the EM-MWD by applying insulation coating outside the casing
SHAO Chun, HU Chuang, XU Lin, CHEN Minghua, LONG Xiaoping
2022, 50(10): 165-170. DOI: 10.12363/issn.1001-1986.22.01.0065
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Research on drill pipe pose recognition technology based on monocular vision
MA Bin, PENG Guangyu
2022, 50(10): 171-178. DOI: 10.12363/issn.1001-1986.22.01.0036
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Redevelopment strategy of closed coal mine industrial plaza: A case study of Fenghuangshan Mine in Jincheng, China
WANG Jingxiang, CHANG Jiang, DENG Yuanyuan, LIN Yan, WU Haoran
2022, 50(10): 179-190. DOI: 10.12363/issn.1001-1986.22.01.0001
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