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Trilinear chart classification method of mine water hazard type based on factors of water recharge
HU Weiyue, ZHAO Chunhu
2019, 47(5): 1-8. DOI: 10.3969/j.issn.1001-1986.2019.05.001
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Evaluation technology for key monitoring area of early warning of water inrush from the floor of working face in coal mine
LIU Demin, YIN Shangxian, LIAN Huiqing
2019, 47(5): 9-15. DOI: 10.3969/j.issn.1001-1986.2019.05.002
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Fractal theory-based investigation of the optimal interval of minimum pore radius of sandstone
XU Lulu, DONG Shuning, DAI Zhenxue, XU Bin, YIN Shangxian, ZHOU Yan, CHEN Junjun
2019, 47(5): 16-23. DOI: 10.3969/j.issn.1001-1986.2019.05.003
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Stability of cement-based grouting slurry and test of its bleeding law
XU Bin, DONG Shuning, XU Lulu, ZHOU Yan, CHEN Junjun, DAI Zhenxue, WANG Hao
2019, 47(5): 24-31. DOI: 10.3969/j.issn.1001-1986.2019.05.004
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Analytical solution for surrounding rock of circular roadway based on generalized SMP criterion considering seepage and dilatancy
PAN Jiliang, REN Fenhua
2019, 47(5): 32-39. DOI: 10.3969/j.issn.1001-1986.2019.05.005
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Spatial distribution and formation of groundwater hydrochemistry in Huainan coalfield
WANG Zitao, LIU Qimeng, LIU Yu
2019, 47(5): 40-47. DOI: 10.3969/j.issn.1001-1986.2019.05.006
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Identification model of the independence right-fuzzy variable theory of water inrush source
DONG Donglin, LI Xiang, LIN Gang, BIAN Jianling, CAO Chenglong, WU Heng
2019, 47(5): 48-53. DOI: 10.3969/j.issn.1001-1986.2019.05.007
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Experimental study of three-component down-hole TEM for detecting water-filled goaf
YAO Weihua, WANG Peng, LI Mingxing, SU Chao, CHENG Siyuan
2019, 47(5): 54-62. DOI: 10.3969/j.issn.1001-1986.2019.05.008
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Micro CT-based meticulous characterization of porosity evolution of coal in the process of biodegradation
DONG Zhiwei, GUO Hongyu, XIA Daping, LIU Xile, BAI Yang, ZHAO Guojun
2019, 47(5): 63-69. DOI: 10.3969/j.issn.1001-1986.2019.05.009
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Fractal characteristics of pores and microfractures of coals with different structure and their effect on permeability
YE Zhenni, HOU Enke, DUAN Zhonghui, WEN Qiang, HUANG Meitao, HE Dan
2019, 47(5): 70-78. DOI: 10.3969/j.issn.1001-1986.2019.05.010
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The discovery and geological significance of coal-formed graphite in Chongyi coal mine in Jiangxi Province
LI Yang, WANG Lu, CAO Daiyong, DU Xin, ZHAO Meng, LIU Liming, WEI Yingchun
2019, 47(5): 79-85. DOI: 10.3969/j.issn.1001-1986.2019.05.011
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Comprehensive outburst prevention technology of outburst-prone coal seam uncovered by crossdrift in Hongshan coal mine
WANG Beifang, LIANG Bing, ZHANG Jing, CHI Haibo, HUANG Pujiang
2019, 47(5): 86-93. DOI: 10.3969/j.issn.1001-1986.2019.05.012
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Molecular simulation of the influence of foam fracturing fluid additives on coalbed methane diffusion
YANG Zhaozhong, HAN Jinxuan, ZHANG Jian, HE Rui, LU Yanjun, LI Xiaogang
2019, 47(5): 94-103. DOI: 10.3969/j.issn.1001-1986.2019.05.013
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Reasons of low yield and stimulation measures for vertical CBM wells in high-rank coal
JIA Huimin, HU Qiujia, QI Kongjun, LIU Chunchun, FAN Bin, HE Jun
2019, 47(5): 104-110. DOI: 10.3969/j.issn.1001-1986.2019.05.014
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Estimation method and application of free gas content in coal
JIANG Wenping, ZHANG Qun, ZHANG Peihe, DONG Mintao, TIAN Xinjuan, RU Ting
2019, 47(5): 111-117. DOI: 10.3969/j.issn.1001-1986.2019.05.015
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Analysis on the type of reservoir pressure drop and drainage control of coalbed methane well in the southern block of Shizhuang
YI Yongxiang, TANG Shuheng, ZHANG Songhang, YAN Xinlu, WANG Kaifeng, DANG Feng
2019, 47(5): 118-126. DOI: 10.3969/j.issn.1001-1986.2019.05.016
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Development and test of self-adjusting deflected wellhead sealing device for coalbed methane wells
PANG Tao
2019, 47(5): 127-130. DOI: 10.3969/j.issn.1001-1986.2019.05.017
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Evaluation method of compressibility of shale gas reservoir in consideration of the influence of fracture toughness
ZHANG Chenqing, XU Jiang, PENG Shoujian, YAN Fazhi, WU Bin, YUE Yuqing
2019, 47(5): 131-137. DOI: 10.3969/j.issn.1001-1986.2019.05.018
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Influence of the freezing-thawing cycles on soil-water characteristics of soil in open-pit mine dumping sites
WANG Xuedong, LI Shiyu, SUN Yanfeng, YE Guo
2019, 47(5): 138-143. DOI: 10.3969/j.issn.1001-1986.2019.05.019
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Test of the influence of dynamic water grouting diffusion radius of fractures in rock
GU Shuancheng, SUN Guanlin, SU Peili, LI Jinhua
2019, 47(5): 144-149. DOI: 10.3969/j.issn.1001-1986.2019.05.020
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Similar model test and mechanical analysis of fault structure
SONG Yanqi, WANG Shilei, SUN Chuan, HAO Liangjun
2019, 47(5): 150-156. DOI: 10.3969/j.issn.1001-1986.2019.05.021
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Experimental study on contact angle and pore characteristics of unsaturated loess
JING Yanlin, WANG Hao, TAO Chunliang, YANG Lina, LIU Jianwei, WEN Xin
2019, 47(5): 157-162. DOI: 10.3969/j.issn.1001-1986.2019.05.022
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Influence of loading rate on the fracture characteristics of large-size specimen
CHEN Juntao, LI Ming, CHENG Binbin, YANG Fan, MEN Huili, SHAO Zhujuan
2019, 47(5): 163-172. DOI: 10.3969/j.issn.1001-1986.2019.05.023
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A new instability criterion of double strength reduction method for slope
FANG Hongwei, WU Jianxun, HOU Zhenkun
2019, 47(5): 173-178. DOI: 10.3969/j.issn.1001-1986.2019.05.024
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Characteristics of heat-adjusting ring and the influence of thermal insulation support structure in high-temperature roadway
ZHNAG Shuguang, CHANG Jian, WANG Hongwei
2019, 47(5): 179-185. DOI: 10.3969/j.issn.1001-1986.2019.05.025
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The effect of viscoelasticity and velocity anisotropy on the reflections of a thin bed
CHEN Benchi, WANG Chao, CHEN Changxing, SHI Lei
2019, 47(5): 186-192. DOI: 10.3969/j.issn.1001-1986.2019.05.026
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LBFGS CSAMT 1D inversion of limited memory based on boundary constraint and its application
TANG Chuanzhang, CHENG Jianzhong, YAN Liangjun, FENG Guangye, ZHOU Lei, XU Fengjiao
2019, 47(5): 193-200. DOI: 10.3969/j.issn.1001-1986.2019.05.027
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Acquisition platform of frequency domain IP signal
FU Guohong, ZHANG Qianfeng, CHENG Hui, XIE Tiancai
2019, 47(5): 201-207. DOI: 10.3969/j.issn.1001-1986.2019.05.028
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Calibration and experiment of mine electromagnetic LWD gamma logging tool
WANG Xiaolong, JIANG Bici, WANG Kaibin
2019, 47(5): 208-212. DOI: 10.3969/j.issn.1001-1986.2019.05.029
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The influence of grounding grid on electromagnetic detection of goaf
XU Xing, WENG Ling, LI Shiqiang, LIU Guoqiang
2019, 47(5): 213-219. DOI: 10.3969/j.issn.1001-1986.2019.05.030
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Design and application of multi-section bundled bag wire-line coring drilling tools
HAN Yi, ZHANG Shaohe, BAI Rui, SUN Pinghe, SHU Biao, CAO Han, ZHANG Xinxin
2019, 47(5): 220-224. DOI: 10.3969/j.issn.1001-1986.2019.05.031
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Development of impact screw motor
WANG Siyi, LI Quanxin, LIU Jianlin, ZHAO Jiangpeng, YANG Dongdong
2019, 47(5): 225-231. DOI: 10.3969/j.issn.1001-1986.2019.05.032
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Study on local volume breakage of diamond-impregnated bit
SUN Jiwei, SHEN Lina, YANG Gansheng, YE Jichao
2019, 47(5): 232-238. DOI: 10.3969/j.issn.1001-1986.2019.05.033
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