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Model and selection criterion of zonal preact grouting to prevent mine water disasters of coal floor limestone aquifer in North China type coalfield
DONG Shuning, GUO Xiaoming, LIU Qisheng, WANG Hao, NAN Shenghui, ZHENG Shitian, WANG Yuhang
2020, 48(4): 1-10. DOI: 10.3969/j.issn.1001-1986.2020.04.001
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Layer-penetrating staged fracturing law of horizontal wells within roof of coal seams under stress interference
XU Yaobo
2020, 48(4): 11-18. DOI: 10.3969/j.issn.1001-1986.2020.04.002
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Integrated monitoring technology of water inrush from coal seam floor and its application
DUAN Jianhua
2020, 48(4): 19-28. DOI: 10.3969/j.issn.1001-1986.2020.04.003
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Waveform cross correlation-based imaging of underground seismic data while mining
ZHANG Huanlan, WANG Baoli
2020, 48(4): 29-33,40. DOI: 10.3969/j.issn.1001-1986.2020.04.004
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Multi frequency perspective fine detection of radio wave for thin coal areas in fully mechanized coal face
WU Rongxin, SHEN Guoqing, WANG Hanqing, XIAO Yulin
2020, 48(4): 34-40. DOI: 10.3969/j.issn.1001-1986.2020.04.005
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Application of borehole transient electromagnetic detection in the test of hydraulic fracturing effect
ZHAO Rui, FAN Tao, LI Yuteng, WANG Jikuang, MA Yuan, WANG Bingchun, LIU Lei, FANG Zhe
2020, 48(4): 41-45. DOI: 10.3969/j.issn.1001-1986.2020.04.006
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Development and application of lightweight underground drill rig
FAN Dong, WANG Ruize, TIAN Hongliang, CHANG Jianghua
2020, 48(4): 46-52. DOI: 10.3969/j.issn.1001-1986.2020.04.007
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Summary of water disaster characteristics and water prevention and control technology in open-pit coal mines in China
HUANG Xuanming, ZHANG Yan, LI Wensong, TIAN Zenglin
2020, 48(4): 53-60. DOI: 10.3969/j.issn.1001-1986.2020.04.008
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Water cutoff curtain technology of open-pit coal mine based on low strength impermeable concrete
CAO Haidong, MIAO Hechao, CHI Zan, GAO Sihua
2020, 48(4): 61-67,73. DOI: 10.3969/j.issn.1001-1986.2020.04.009
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Construction technology of vertical concealed laying of anti-seepage membrane for water cutoff curtain in the open-pit coal mine
LI Wensong, DANG Yakun, ZHU Mingcheng, GAO Ya
2020, 48(4): 68-73. DOI: 10.3969/j.issn.1001-1986.2020.04.010
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Technology of high pressure jet grouting water cutoff curtain in gravel aquifer
ZHU Mingcheng, HAN Qiang, ZHAO Guibin, LIU Yuzhu
2020, 48(4): 74-79. DOI: 10.3969/j.issn.1001-1986.2020.04.011
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Properties of the occluded pile curtain material under low temperature and dynamic water condition in deep and thick gravel layer
PENG Wei, WANG Hai, WANG Zhongquan, Bu Guiling
2020, 48(4): 80-86. DOI: 10.3969/j.issn.1001-1986.2020.04.012
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Inspection method and analysis of the effect of water cutoff curtain in open-pit coal mine
WANG Hai, PENG Wei, CAO Haidong, WANG Li
2020, 48(4): 87-93. DOI: 10.3969/j.issn.1001-1986.2020.04.013
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Relationship between NDVI and hydromet factors in grassland area of open-pit coal mine
ZHANG Yan, HUANG Xuanming, CHEN Shi, SHI Bingxing
2020, 48(4): 94-101,108. DOI: 10.3969/j.issn.1001-1986.2020.04.014
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Genesis analysis and study on tectonic control on water of Huainan North China-type coal field
DING Tongfu, WANG Minhua, ZHAO Junfeng
2020, 48(4): 102-108. DOI: 10.3969/j.issn.1001-1986.2020.04.015
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Geochemical characteristics of elements in the Paleogene Yunlong Formation and the restoration of paleoenvironment in Lanping basin
LIU Xiaokang, ZHANG Zhibo, ZHU Zhijun, WU Chuanfu, WEI Xingxing, LIU Haiyan, JIN Tengrui, BAIMA Quzong
2020, 48(4): 109-117,125. DOI: 10.3969/j.issn.1001-1986.2020.04.016
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Applicability of mercury injection test to the characterization of low rank coal and its correction method
LIU Yinan, LIU Yong, XIN Fudong, WEI Hongyu
2020, 48(4): 118-125. DOI: 10.3969/j.issn.1001-1986.2020.04.017
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Water absorption characteristics and their influence on the mechanical properties of Longmaxi Formation shale in northeastern Chongqing
LIU Hong, XU Fenglin, CHEN Qiao, ZHU Honglin, SU Degui, FENG Kelai
2020, 48(4): 126-131. DOI: 10.3969/j.issn.1001-1986.2020.04.018
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Biogas production and variation of the chemical composition of the high temperature water extract of lignite
REN Hengxing, HE Huan, LIU Fangjing, WANG Meilin, ZHAO Na, GUO Xin, CHEN Linyong, ZHAO Han, YUAN Xuefang, GUAN Jiadong, YUE Lijiao
2020, 48(4): 132-137. DOI: 10.3969/j.issn.1001-1986.2020.04.019
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Application of controllable electric pulse wave permeability-enhancing technology in the low-permeability coal seams
AN Shigang, CHEN Dianfu, ZHANG Yongmin, KONG Delei, LI Yang, ZHANG Di, WANG Yang
2020, 48(4): 138-145. DOI: 10.3969/j.issn.1001-1986.2020.04.020
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Reasons of low yield and stimulation measures for CBM wells in Junlian area
LI Ying, ZHENG Rui, LUO Kai, ZHU Yanming, ZHANG Yimin
2020, 48(4): 146-155. DOI: 10.3969/j.issn.1001-1986.2020.04.021
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Geochemical characteristics and their origin of CBM in Xingxian area, Ordos basin
WANG Xiangye, SUN Baoping
2020, 48(4): 156-164,173. DOI: 10.3969/j.issn.1001-1986.2020.04.022
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Corrosion and degradation of feldspar sandstone in acidic environment
ZHOU Bin, ZHANG Dongming, XU Jiang, CHENG Liang, LI Jiaxin
2020, 48(4): 165-173. DOI: 10.3969/j.issn.1001-1986.2020.04.023
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Development characteristics of freezing temperature field of coastal soft soil strata
CHEN Junhao, ZHUANG Yan, CHEN Bijian, ZHAO Zhenwei, WANG Qiyun
2020, 48(4): 174-182. DOI: 10.3969/j.issn.1001-1986.2020.04.024
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Overburden failure simulation under double coal seams mining in a coal mine in north Shaanxi Province
SUN Xueyang, ZHANG Qi, LI Cheng, ZHANG Lei
2020, 48(4): 183-189. DOI: 10.3969/j.issn.1001-1986.2020.04.025
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Sensitivity analysis of disaster-pregnant environmental factors for slope geological hazards in Kaiyang County, Guizhou Province
QIN Yigen, YANG Genlan, XIE Jin, LIU Bangyu
2020, 48(4): 190-198. DOI: 10.3969/j.issn.1001-1986.2020.04.026
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Spatial distribution of soil nutrients in reclamation dump sites based on subdivision IDW
ZHAO Yanling, ZHAO Bincheng, WANG Xin, XIAO Wu, LIU Huifang
2020, 48(4): 199-205. DOI: 10.3969/j.issn.1001-1986.2020.04.027
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Study on the effect of dual-freedom coupling between the tilt geophones and the surface
SUN Chao, SUN Liang, HE Dengke, TIAN Siqing
2020, 48(4): 206-211. DOI: 10.3969/j.issn.1001-1986.2020.04.028
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Collapse column identification method based on seismic waveform indication inversion and its application
WAN Zhaofei, GUO Zenghu, WANG Peng, TANG Meizhen, HAN Tianbao, LIU Liangqiong
2020, 48(4): 212-218. DOI: 10.3969/j.issn.1001-1986.2020.04.029
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The high-resolution transient electromagnetic detection technology for ultra-shallow layer in coal mine
ZHANG Jun
2020, 48(4): 219-225. DOI: 10.3969/j.issn.1001-1986.2020.04.030
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Experimental study on the frequency dispersion response of composite electrical properties of coal
MENG Hui, LI Jian, LEI Dongji, WANG Yajuan
2020, 48(4): 226-232. DOI: 10.3969/j.issn.1001-1986.2020.04.031
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Research status and prospect of drill pipe thread used in coal mine
TIAN Dongzhuang, CHEN Yanyu, LI Qing, DONG Mengmeng, MOU Peiying
2020, 48(4): 233-239. DOI: 10.3969/j.issn.1001-1986.2020.04.032
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Design of piezoelectric effect-based energy recovery device wile drilling
WU Tianyu, ZHENG Jun, ZHANG Bo, CHEN Yu, TIAN Hong, DOU Bin
2020, 48(4): 240-246. DOI: 10.3969/j.issn.1001-1986.2020.04.033
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