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Characteristics of the shale gas reservoirs and evaluation of sweet spots in Wufeng Formation and Longmaxi Formation in Jingmen exploration area
LI Xiaoming, LIU Jirong, LIN Wen, MA Lihong, LIU Dexun, CHEN Yujie
2021, 49(6): 1-11. DOI: 10.3969/j.issn.1001-1986.2021.06.001
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Geochemical characteristics of marine-continental transitional facies shale and shale gas in Linxing area
CHEN Xin, WU Peng, GAO Jixian, HU Weiqiang, DING Wangui, LI Yangbing, LIU Xueqing, MA Litao, LIU Cheng, KONG Wei, CAO Di, CHEN Jianqi, LI Yong
2021, 49(6): 12-23. DOI: 10.3969/j.issn.1001-1986.2021.06.002
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Geological characteristics and reservoir-forming potential of shale gas of transitional facies in Linxing area, eastern margin of Ordos Basin
WU Peng, CAO Di, ZHU Guanghui, LIU Xueqing, LI Yong, LI Yangbing, HU Weiqiang, LIU Zaizhen, KONG Wei, FEI Jingliang
2021, 49(6): 24-34. DOI: 10.3969/j.issn.1001-1986.2021.06.003
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Prediction of fracture distribution and evaluation of shale gas preservation conditions in Longmaxi Formation in Dongxi area
XIE Jiatong, FU Xiaoping, QIN Qirong, LI Hu
2021, 49(6): 35-45. DOI: 10.3969/j.issn.1001-1986.2021.06.004
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Qualitative-quantitative multi scale characteristics of shale pore structure from Upper Paleozoic coal-measures in Linxing area
LIU Cheng, DING Wangui, ZHANG Jian, CHEN Xin, WU Peng, LIU Xueqing, LI Yangbing, MA Litao, HU Weiqiang, KONG Wei, LI Yong
2021, 49(6): 46-57. DOI: 10.3969/j.issn.1001-1986.2021.06.005
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Characteristics of shallow coal measure gas reservoir and key technologies of exploration and development in Yaojie mining area
DU Xinfeng, YUAN Chongliang, WANG Zhengxi, WANG Junde, LI Shibing, LIU Jingdan, HE Xiuqing, ZHANG Tianguo, SHAN Yuanwei, FANG Jiawei
2021, 49(6): 58-66,73. DOI: 10.3969/j.issn.1001-1986.2021.06.006
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CBM well drainage data-based dynamic inversion study of reservoir gas content
MA Dongmin, JI Yusong, CHEN Yue, ZHENG Chao, TENG Jinxiang, MA Zhuoyuan, XIAO Jialong
2021, 49(6): 67-73. DOI: 10.3969/j.issn.1001-1986.2021.06.007
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Analysis of organic matter maturity of sapropel coal in oil layer A of Haishiwan mine field of Yaojie mining area
SONG Xiaozhong, ZHANG Bingzhong, LEI Ying, SONG Yanqiang
2021, 49(6): 74-80. DOI: 10.3969/j.issn.1001-1986.2021.06.008
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A 3D seismic physical modeling system of large double triaxial air-supported positioning and multichannel data acquisition and its application
SHI Xianxin, LIU Qiang, HU Jiwu, WANG Pan, LIAN Chenguang, JIA Qian, ZHANG Miaomiao, NIE Ailan
2021, 49(6): 81-86. DOI: 10.3969/j.issn.1001-1986.2021.06.009
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Physical modeling of seismic response for the coal seams of Yan'an Formation in loess tableland of North China
XING Tingdong, XUE Shigui, LI Xiaowei, SUO Chonghui, WANG Huiming, JIAO Yanyan
2021, 49(6): 87-94. DOI: 10.3969/j.issn.1001-1986.2021.06.010
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3D seismic physical modeling acquisition technology and its application
LIU Qiang, SHI Xianxin, HU Jiwu, DONG Ruijing, LIAN Chenguang
2021, 49(6): 95-100. DOI: 10.3969/j.issn.1001-1986.2021.06.011
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Design and construction of a seismic physical model of room-pillar goafs in shallow coal seams
WANG Pan, ZHU Shujie, JIA Qian, JIAN Benqi, ZHANG Miaomiao, DONG Ruijing
2021, 49(6): 101-106. DOI: 10.3969/j.issn.1001-1986.2021.06.012
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Experimental study on transient electromagnetic method with a conical source
YANG Haiyan, LIU Zhixin, ZHANG Hua, CHEN Xiao, LI Zhe, WANG Ling, YANG Fujie
2021, 49(6): 107-112. DOI: 10.3969/j.issn.1001-1986.2021.06.013
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Discussion on the recommended models for resource reuse of closed coal mines in main mining areas of Hebei Province
YIN Quanzeng, CHEN Zhongshan, FENG Qiyan, GENG Lijuan, TAI Lixun, LI Fang, LIU Ning
2021, 49(6): 113-120. DOI: 10.3969/j.issn.1001-1986.2021.06.014
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Deformation characteristics of coal measures and gas occurrence law of coal mines in North China
WANG Wei, WEI Yanzhao, JIA Tianrang, YAN Jiangwei
2021, 49(6): 121-130. DOI: 10.3969/j.issn.1001-1986.2021.06.015
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Plastic deformation-based constitutive relation of coal damage and permeability model
WU Xuehai, LI Bobo, WANG Xin, GAO Zheng, LI Jianhua, XU Jiang
2021, 49(6): 131-141. DOI: 10.3969/j.issn.1001-1986.2021.06.016
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SAXS-based nano-scale pore structure characteristics of coals with different metamorphic degrees
ZHANG Yu, LI Yong, WANG Yanbin, WANG Zhuangsen, ZHAO Shihu, HAN Wenlong
2021, 49(6): 142-150. DOI: 10.3969/j.issn.1001-1986.2021.06.017
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New method and optimization research on water sealing outside casing based on water-swelling rubber for stratified pumping
ZHENG Xianghua, YUAN Wei, LUO Yunxiang, CHENG Cong
2021, 49(6): 151-159. DOI: 10.3969/j.issn.1001-1986.2021.06.018
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Discussion on the water-preserved coal mining by dewatering-reflooding water curtain in open-pit coal mines
LI Ying, YANG Zhuo, WU Tong
2021, 49(6): 160-166. DOI: 10.3969/j.issn.1001-1986.2021.06.019
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Prevention and control technology of goaf water hazard in unauthorized mining areas of extremely soft and medium-thick coal seams
LI Zhi, ZHENG Shitian, SHI Zhiyuan, WANG Yuhang
2021, 49(6): 167-174. DOI: 10.3969/j.issn.1001-1986.2021.06.020
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Prediction model of water inrush from coal floor based on GA-BP neural network optimized by SSA and its application
YIN Huiyong, ZHOU Xinlong, LANG Ning, ZHANG Lifeng, WANG Mingli, WU Tao, LI Xin
2021, 49(6): 175-185. DOI: 10.3969/j.issn.1001-1986.2021.06.021
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Interfacial shear behavior of gabion reinforced coal gangue and stability of embankment slope
YANG Guolin, CHEN Zi'ang, DUAN Junyi, ZHANG Yu, ZHANG Zhen
2021, 49(6): 186-192, 199. DOI: 10.3969/j.issn.1001-1986.2021.06.022
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Study on the microscopic mechanism of the loess improved by quicklime
XIE Xiao, WANG Luyao, DENG Lejuan, ZHANG Guowei
2021, 49(6): 193-199. DOI: 10.3969/j.issn.1001-1986.2021.06.023
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Application of unmanned aerial vehicle in surface soil characterization and geological disaster monitoring in mining areas
LONG Linli, LIU Ying, ZHANG Xuyang, SU Yongdong, CHEN Xiaoyang
2021, 49(6): 200-211. DOI: 10.3969/j.issn.1001-1986.2021.06.024
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The development law of surface cracks in shallow coal seam mining through double gullies terrain
SUN Xueyang, ZHANG Huixuan, LU Mingjiao, LI Cheng, MIAO Lintian
2021, 49(6): 212-220, 229. DOI: 10.3969/j.issn.1001-1986.2021.06.025
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Numerical analysis of the effect of different soil types and water content on heat transfer performance of horizontal buried pipes
ZOU Hang, PEI Peng, HAO Dingyi, WANG Chen
2021, 49(6): 221-229. DOI: 10.3969/j.issn.1001-1986.2021.06.026
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Evolution law of the phreatic aquifer water table in the water intake area of South-to-North Water Diversion Central Line in Henan Province
JING Zhaokai, YAN Qing, XIAO Hang, WANG Panpan, WANG Huan, LI Yang
2021, 49(6): 230-236. DOI: 10.3969/j.issn.1001-1986.2021.06.027
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Case study on the effects of seismic exploration beneath the goafs of different ages
ZHANG Zhao, YIN Quanzeng
2021, 49(6): 237-242. DOI: 10.3969/j.issn.1001-1986.2021.06.028
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Research on the coal thickness prediction method based on VMD and SVM
ZENG Aiping, ZHANG Jiawei, REN Enming, LIU Tao, JIANG Fei, LIU Xingjin, SU Huairui
2021, 49(6): 243-250. DOI: 10.3969/j.issn.1001-1986.2021.06.029
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Research and application of the prediction method for CBM enrichment area of low rank coal
LUO Zhongqin, LIU Peng, MENG Fanbin
2021, 49(6): 251-257. DOI: 10.3969/j.issn.1001-1986.2021.06.030
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Factors affecting the attitude accuracy of wireless electromagnetic wave MWD system
WANG Xiaobo
2021, 49(6): 258-264. DOI: 10.3969/j.issn.1001-1986.2021.06.031
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Development and prospect of intelligent drilling technology and equipment for underground coal mines in China
LI Quanxin, LIU Fei, FANG Jun, LIU Jianlin, CHU Zhiwei
2021, 49(6): 265-272. DOI: 10.3969/j.issn.1001-1986.2021.06.032
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Mechanism and effect analysis of enhanced gas drainage with large diameter double boreholes
ZHANG Chunhua, ZHANG Zijian, NIAN Jun, JIAO Dengming
2021, 49(6): 273-280. DOI: 10.3969/j.issn.1001-1986.2021.06.033
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