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2021 Vol. 44 No. 1
Published: 26 January 2021
0
2021 Vol. 44 (1): 0- [
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68
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1
Hou Diankun1， Jin Huilong1,2， Bu Qingwei1
Study on combined support technology of goaf floor roadway under the conditions of close coal seam spacing and several coal pillars
2021 Vol. 44 (1): 1-6,12 [
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88
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55
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7
Yao Zhitang1， Wang Yanliang2，4， Dong Yadong3， Gao Haorui3， Liu Yaohui3， Wang Tuan3，
Selection of anti-scour and pressure relief measures and parameter optimization analysis in hard coal seam
2021 Vol. 44 (1): 7-12 [
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69
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58
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13
Wang Qinglu, Wang Wei, Xing Dianjun, Zhang Qiang
Study on roof stability of thick limestone roadway transported by monorail crane in Yangcun Mine
2021 Vol. 44 (1): 13-16,20 [
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99
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58
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17
Ni Haiming
Application and safety evaluation of yielding support in deep high stress roadway
2021 Vol. 44 (1): 17-20 [
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55
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62
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21
Liu Nianquan, Zhang Fumin
Research and practice of safety guarantee technology for end-mining in extra-thick spontaneous combustion coal seam
2021 Vol. 44 (1): 21-25,29 [
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64
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61
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26
Sun Xiaolong1， Song Jiale1， He Qingfeng1，Sun Lihui1,2, Hu Bangguo1
Optimization research of reasonable width of narrow coal pillar in gob side entry driving
2021 Vol. 44 (1): 26-29 [
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70
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61
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30
Zhao Qi1, Li Yang2, Yin Zhihui1, Qin Hongyan2
Study on the roof movement rule of goaf in filling mining working face
2021 Vol. 44 (1): 30-34,50 [
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60
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56
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35
Zheng Yi
Analysis and countermeasure research of influenced factors of mine roadway driving speed
2021 Vol. 44 (1): 35-37 [
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54
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48
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38
Zhang Jianya
Analysis of geological conditions of shale gas in Dacheng -Wen‘an District, Hebei Province
2021 Vol. 44 (1): 38-42 [
Abstract
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70
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60
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43
Zhao Litao
Study on the application of clay-cement slurry in water plugging project of Longquan Mine
2021 Vol. 44 (1): 43-45 [
Abstract
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61
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66
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46
Zhang Xiaofeng
Study on water control of 18506 working face containing fault in Malan Mine
2021 Vol. 44 (1): 46-50 [
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80
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64
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51
Ma Honghua
Research and application of limestone water control technology of No.2 coal seam in Xinzhi Mine
2021 Vol. 44 (1): 51-53,58 [
Abstract
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64
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53
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54
Lv Xingli
Underground observation and research of the development height of two mining zones of No. 9 coal seam
2021 Vol. 44 (1): 54-58 [
Abstract
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66
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59
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59
Xu Lei
Research and application of old goaf water exploration and release technology in Xinyu Coal Industry
2021 Vol. 44 (1): 59-61 [
Abstract
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69
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58
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62
Zhang Jian
Refinement of seismic data interpretation in geotectonically complex areas
2021 Vol. 44 (1): 62-66 [
Abstract
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72
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61
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67
Zhang Zhao1, Chen Zhongshan1, Yang Biao2
Exploration of new understanding of Zhidan Group in a district based on conventional seismic interpretation and inversion methods
2021 Vol. 44 (1): 67-70 [
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59
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50
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71
Shi Jinsong, Zhang Yongchao, Zhao Zheng
Study on capacity improvement of auxiliary transportation system in Daning Mine
2021 Vol. 44 (1): 71-74,77 [
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69
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62
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75
Li Peng
Application research of remote line control system for EBZ160 mining machine
2021 Vol. 44 (1): 75-77 [
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81
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60
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78
Li Guanguan
Research and application of complete sets of equipment for mechanized rapid gob-side entry at working face with complex thin coal seam
2021 Vol. 44 (1): 78-80,83 [
Abstract
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63
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66
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81
Bi Tiedan
Design research of the monitoring system of Cilinshan Coal Industry Substation
2021 Vol. 44 (1): 81-83 [
Abstract
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43
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60
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84
Wei Jinpeng
Design and research of intelligent control system of belt conveyor based on work load change
2021 Vol. 44 (1): 84-86,90 [
Abstract
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44
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59
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87
Wang Kai, Wang Xu, Xu Zhiyuan, Meng Xianwei
Application of fully automated grouting system in Zhaogu No. 2 Mine
2021 Vol. 44 (1): 87-90 [
Abstract
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54
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56
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91
Liu Jinguang
Exploring the application of non-blasting rock breaking technology in mine production
2021 Vol. 44 (1): 91-93 [
Abstract
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76
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58
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94
Jiao Yunfei
Study on pressure relief technology of deep hole polygraphic blasting in fully mechanized working face
2021 Vol. 44 (1): 94-96,99 [
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59
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62
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97
Dang Lei
Study on the hydraulic fracturing and permeability enhancement technology application for high gas and low permeability coal seams
2021 Vol. 44 (1): 97-99 [
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60
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57
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100
Guo Xianping
Study on jigging re-election of light mineral coal slurry sorting and its effect on flotation test
2021 Vol. 44 (1): 100-102,105 [
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49
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56
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103
Hao Junzhong
Study on gas management in the upper corner of 18403 working face of Tunlan Mine
2021 Vol. 44 (1): 103-105 [
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50
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61
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106
Li Siqi
Analysis of coalbed methane well development effect in Wuyang Mining Area
2021 Vol. 44 (1): 106-108,112 [
Abstract
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56
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59
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109
Li Xiaojing
Study on reducing media consumption of heavy media coal separation system in Wobei coal processing plant
2021 Vol. 44 (1): 109-112 [
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59
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59
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113
Xu Tingting1, Li Shugang2, Hao Huibin2, Hao Xiaogang2, Hou Liangke2
Study on gas-coal dust explosion characteristics
2021 Vol. 44 (1): 113-115,120 [
Abstract
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64
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59
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116
Shangguan Changpei
Numerical simulation of belt fire and people evacuation
2021 Vol. 44 (1): 116-120 [
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54
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56
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121
Yuan Chunxin, Yan Lu
Transformation of acid gas pipeline regulation in Weihua phase ii
2021 Vol. 44 (1): 121-124 [
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42
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57
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125
Zhao Guangbin, Wu Xiangcheng
Problems and solutions in the application of vacuum drying oven
2021 Vol. 44 (1): 125-127 [
Abstract
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82
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(0 KB) (
65
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128
Meng Lili, Pei Yuqing
Design of cryogenic condensation recovery system for volatile gas
2021 Vol. 44 (1): 128-130,138 [
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57
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62
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131
Wang Li, Jiang Kexin, Li Jiayi, Yan Xuan, Yang Jingwen, Wang Zheng
Research and development of microplastics detection technology in drinking water
2021 Vol. 44 (1): 131-135,151 [
Abstract
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88
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(0 KB) (
55
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136
Zhou Yanli
Study on salt separation process of sodium chloride and potassium chloride wastewater
2021 Vol. 44 (1): 136-138 [
Abstract
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112
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(0 KB) (
58
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139
Gao Jiali
Structure study of CH3COONa
2021 Vol. 44 (1): 139-144,151 [
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86
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59
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145
An Xuewen, Ni Shuangying, Zhao Weifeng, Wang Honghua, Meng Chenchen, Su Wenkang
Analysis of PM2.5 water-soluble ionic pollution characteristics in Shijiazhuang based on high resolution MARGA
2021 Vol. 44 (1): 145-151 [
Abstract
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58
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(0 KB) (
57
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152
Jia Zongying1, Zhao Cuiran1, Bai Shanshan1, Ma Fumin1, Li Zeqi1,
Study on the structure of esomeprazole sodium
2021 Vol. 44 (1): 152-156 [
Abstract
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85
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(0 KB) (
59
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157
Dai Qibin, Hao Yuhong
Exploration and practice of ecological management mode of coal refuses and coal waste piles in Fengfeng Group
2021 Vol. 44 (1): 157-160 [
Abstract
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71
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(0 KB) (
57
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