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Progress in the research on the raw materials and the preparation techniques of coal-based graphene
LI Ruiqing, TANG Yuegang, HUAN Xuan, FAN Jiangtao, CHE Qili
2020, 48(5): 1-15. DOI: 10.3969/j.issn.1001-1986.2020.05.001
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Evaluation and analysis of paleoenvironments of the Neogene oil shale of Zhangcun Formation, Qinshui basin
LIU Yanhai, LI Kunjie, LIU Dongna, XUE Shubin, LIU Yangfei, CHU Yonghui
2020, 48(5): 16-25. DOI: 10.3969/j.issn.1001-1986.2020.05.002
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H2S occurrence conditions and genetic types of low rank bituminous coal in Binchang mining area
LIU Huibin, HE Wanying, JIANG Bo
2020, 48(5): 26-33. DOI: 10.3969/j.issn.1001-1986.2020.05.003
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Pyrolysis characteristics and pyrolysis product composition of bituminous coal under weak oxidizing atmosphere
ZANG Libin, CUI Hufeng, LI Qingchun
2020, 48(5): 34-39. DOI: 10.3969/j.issn.1001-1986.2020.05.004
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Aggregation and sedimentation experiments of coal fines with different particle sizes during CBM development
WEI Yingchun, CUI Maolin, ZHANG Jin, MENG Tao, YAO Zheng
2020, 48(5): 40-47. DOI: 10.3969/j.issn.1001-1986.2020.05.005
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Progressive gas extraction technology in broken soft coal seam of Qinglong coal mine, Guizhou Province
LIANG Daofu, CAO Jianming, DAI Mao, CHU Zhiwei, ZHANG Lei
2020, 48(5): 48-52. DOI: 10.3969/j.issn.1001-1986.2020.05.006
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Geological modeling-based productivity response characteristics of the CBM well in Baode unitⅠ
CHEN Bo, TANG Dazhen, LIN Wenji, LI Song, ZHONG Guanghao, ZHU Xueguang
2020, 48(5): 53-63. DOI: 10.3969/j.issn.1001-1986.2020.05.007
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Quantitative evaluation of the contamination degree of the drilling fluid for fractures of different scale in coal
ZHANG Jingshuo, NI Xiaoming, LI Yang, LI Zongyuan, CAO Yunxing
2020, 48(5): 64-72. DOI: 10.3969/j.issn.1001-1986.2020.05.008
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Discussion on the three-dimensional development model of the old well pattern in coalbed methane field
LI Jun, ZHANG Cong, ZHANG Jianguo, PENG He, CUI Xinrui, ZHU Min
2020, 48(5): 73-80. DOI: 10.3969/j.issn.1001-1986.2020.05.009
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Hydrochemical characteristics and formation mechanism of Ordovician limestone water in Baode coal mine
ZHANG Zeyuan, XU Feng, WANG Shidong, LIU Qisheng
2020, 48(5): 81-88. DOI: 10.3969/j.issn.1001-1986.2020.05.010
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Development characteristics of water-conducting fractured zone in deep coal seam based on microseismic monitoring
HOU Enke, FAN Jichao, XIE Xiaoshen, LONG Tianwen, ZHANG Huanlan, WANG Jianhui, FAN Zhigang
2020, 48(5): 89-96. DOI: 10.3969/j.issn.1001-1986.2020.05.011
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The PCA-Logistic method for identification of water burst in Nalinhe No.2 coal mine
JI Zhuochen, DING Xiang, HOU Enke, PU Zhiguo, XIE Peng
2020, 48(5): 97-105,112. DOI: 10.3969/j.issn.1001-1986.2020.05.012
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Experimental study on bearing characteristics of filled piers in coal mine goaf
ZHU Shibin
2020, 48(5): 106-112. DOI: 10.3969/j.issn.1001-1986.2020.05.013
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Method and practice of quality test after grouting in coal mine goaf
LIU Xiaoping, LI Shan, LIU Xinxing, CAO Xiaoyi, WANG Yutao
2020, 48(5): 113-122. DOI: 10.3969/j.issn.1001-1986.2020.05.014
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Expansion mechanism and control measures of high concentration slurry filling in cavity goaf of coal mine
WU Boqiang, WANG Xiaodong, ZHU Shibin
2020, 48(5): 123-129. DOI: 10.3969/j.issn.1001-1986.2020.05.015
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Damaged constitutive model of frozen sand under the influence of intermediate principal stress
MA Shilong, YAO Zhaoming, LIU Shuang, PAN Xuan
2020, 48(5): 130-136. DOI: 10.3969/j.issn.1001-1986.2020.05.016
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Numerical experiment on damage and fracture of shale based on micro-scale
CUI Hengtao, WU Zhonghu, LOU Yili, ZUO Yujun, SUN Wenjibin, LIU Hao
2020, 48(5): 137-143. DOI: 10.3969/j.issn.1001-1986.2020.05.017
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Characteristics of in-situ stress field and stability analysis of roadway in Hongqingliang coal mine
RONG Hai, HAN Yongliang, ZHANG Hongwei, XIN Jinxin, CAO Yu, LAN Tianwei
2020, 48(5): 144-151. DOI: 10.3969/j.issn.1001-1986.2020.05.018
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Sedimentary response to the uplift of the Liupan Shan since the Late Pleistocene and its environmental effects
MA Zhaoying, DONG Xiaopeng, ZHANG Qing, CUI Jiawei
2020, 48(5): 152-164. DOI: 10.3969/j.issn.1001-1986.2020.05.019
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Model of surface subsidence basin for long-wall working face along strike of gently inclined coal seam
TANG Yichuan, XING Congcong, LIU Donghai, DENG Niandong, YAO Ting, SHANG Hui
2020, 48(5): 165-173,181. DOI: 10.3969/j.issn.1001-1986.2020.05.020
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Numerical simulation of coaxial heat transfer capacity of deep vertical wells
ZHAO Chunhu, SHANG Hongbo, JIN Dewu, WANG Hao, XU Shuanhai, WANG Xiaodong, ZHANG Weidong
2020, 48(5): 174-181. DOI: 10.3969/j.issn.1001-1986.2020.05.021
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Effect of thermally conductive filler on thermal conductivity of cementing materials in geothermal wells
YANG Yu, XU Shuanhai, ZHANG Hao, HAN Yongliang, ZHANG Weidong
2020, 48(5): 182-189. DOI: 10.3969/j.issn.1001-1986.2020.05.022
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Multi parameter monitoring system and device for mine gas drainage
DAI Chenyu
2020, 48(5): 190-196,203. DOI: 10.3969/j.issn.1001-1986.2020.05.023
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Application of the dip curvature attributes in the recognition of coal roadway
SHAN Rui
2020, 48(5): 197-203. DOI: 10.3969/j.issn.1001-1986.2020.05.024
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Microseismic vector scanning-based natural fracture monitoring of the coalbed methane wells
LIU Zixiong
2020, 48(5): 204-210. DOI: 10.3969/j.issn.1001-1986.2020.05.025
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Experiment of secondary fault information mining based on boundary element method
LU Ziqing
2020, 48(5): 211-217. DOI: 10.3969/j.issn.1001-1986.2020.05.026
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Velocity analysis method of reflected in-seam wave detection technique
YANG Yanjun, ZHU Shujie, ZHANG Xiaowen, WANG Ji
2020, 48(5): 218-224. DOI: 10.3969/j.issn.1001-1986.2020.05.027
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Study on time-frequency characteristics and field test of giant magnetostrictive acoustic wave seismic source
WANG Zelun, GAO Hongxin, YU Shijian, WANG Yongshen
2020, 48(5): 225-231. DOI: 10.3969/j.issn.1001-1986.2020.05.028
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Review of the tight radius drilling technology based on high pressure water jet
FAN Yao, ZHANG Qun
2020, 48(5): 232-239. DOI: 10.3969/j.issn.1001-1986.2020.05.029
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Simulation of the cutter arrangement pattern of the arc PDC drill bit
JU Pei, WANG Chuanliu
2020, 48(5): 240-245. DOI: 10.3969/j.issn.1001-1986.2020.05.030
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Simulation and experimental study on dynamic characteristics of radial piston hydraulic chuck
LIANG Chunmiao, YAO Ningping, YAO Yafeng, LI Kun, PENG Tao, SONG Haitao
2020, 48(5): 246-253. DOI: 10.3969/j.issn.1001-1986.2020.05.031
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Analysis of bit balling and application of the balling-preventing drilling fluid in well Songke-2
HU Yule, HU Chen, ZHANG Hengchun, ZHENG Wenlong
2020, 48(5): 254-261,268. DOI: 10.3969/j.issn.1001-1986.2020.05.032
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Test of near-horizontal drilling hydraulic reverse circulation coring in leakage formation
YANG Dongdong, ZHAO Jiangpeng, GAO Xiaoliang
2020, 48(5): 262-268. DOI: 10.3969/j.issn.1001-1986.2020.05.033
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