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2021 Vol. 44 No. 3
Published: 26 March 2021
0
2021 Vol. 44 (3): 0- [
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61
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412
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1
Yang Hongzeng1,2,3,4, Zhou Jinyan1
Development and application of wear-resistant buffers for large dropping depth feeding system
2021 Vol. 44 (3): 1-4,7 [
Abstract
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77
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55
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5
Long Chao
Calculation of the selection of emulsion pumping station for gangue-filled working face
2021 Vol. 44 (3): 5-7 [
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93
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55
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8
Liu Xiaofeng
Research and application of support technology for soft rock strata in recovery mining roadway
2021 Vol. 44 (3): 8-10,14 [
Abstract
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94
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59
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11
An Lu
Impact risk assessment of No.9 coal seam in Xinyuan Mine
2021 Vol. 44 (3): 11-14 [
Abstract
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122
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59
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15
Zhao Zetan
Research and evaluation of the top coal caving of 8116 working face in Tashan Mine
2021 Vol. 44 (3): 15-17,20 [
Abstract
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50
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55
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18
Guo Wei
Research and application of heaving floor management technology for high stress recovery roadway
2021 Vol. 44 (3): 18-20 [
Abstract
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85
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61
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21
Shi Jinsong, Wei Luhao, Cheng Lingyu
Study on the prevention of recovery mining caving roof technology in fully mechanized mining face and roadway
2021 Vol. 44 (3): 21-23,27 [
Abstract
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73
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53
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24
Ma Xiao
Optimization of rock support for the recovery roadway at 2-105 working face of Ganhe Mine
2021 Vol. 44 (3): 24-27 [
Abstract
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62
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60
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28
Wang Hong
Control technology of grouting reinforcement for broken rock in roadway based on new material
2021 Vol. 44 (3): 28-31,35 [
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84
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58
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32
Liu Nianquan, Chen Cheng
Application of deep hole hydraulic fracturing in weakening the initial pressure strength of giant thick and hard topsides
2021 Vol. 44 (3): 32-35 [
Abstract
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60
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57
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36
Tai Yufeng
Study on the support measures in the fault broken area of 2-1161 roadway in Huobaoganhe Mine
2021 Vol. 44 (3): 36-38，81. [
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74
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56
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39
Zhao Xuan
Analysis of workface roadway driving process and support scheme
2021 Vol. 44 (3): 39-40，120 [
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70
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57
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41
Tian Zhengjun, Zhu Guowei
Statistical analysis and application of fracture fractal dimension based on MAPGIS
2021 Vol. 44 (3): 41-43，47 [
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128
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57
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44
Li Yonglu1, Mu Caixia 2, Hai Lianfu 3, Wei Xiangcheng 3, Tao Rui 3, Li Xuejun 3
Coal quality characteristics and evaluation of coal seam in Ningdong coalfield Yinxing No.1 Mine
2021 Vol. 44 (3): 44-47 [
Abstract
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93
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53
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48
Sheng Zhaohui
Discussion on rationality of drainage system of undulating roadway in mines
2021 Vol. 44 (3): 48-50 [
Abstract
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82
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(0 KB) (
54
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51
Hu Bin
Research and application of penetration testing technology of 10-201 working face in Mugua Mine
2021 Vol. 44 (3): 51-53 [
Abstract
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53
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(0 KB) (
48
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54
Chen Chen
Study on water filling conditions in Ordos Jurassic coalfield mines
2021 Vol. 44 (3): 54-57，62 [
Abstract
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84
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55
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58
Zhao Zhongling
Application of roadway - hole transient electromagnetic detection technology in the prevention and control of old goaf in mines
2021 Vol. 44 (3): 58-59，62 [
Abstract
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71
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58
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60
Lv Pengfei
Study on deformation monitoring technology of electrified railway in Dongpang Mine
2021 Vol. 44 (3): 60-62 [
Abstract
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91
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(0 KB) (
55
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63
Si Dong
Analysis of water-richness detection in 3207 transportation mining face of Kunda Mining Industry
2021 Vol. 44 (3): 63-65，81 [
Abstract
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102
)
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58
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66
Zhang Yongchao, Shi Jinsong, Duan Junjun
Study on Belt Machine Frequency Conversion and Energy Saving of Yamei Daning Main Inclined Shaft
2021 Vol. 44 (3): 66-68 [
Abstract
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56
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(0 KB) (
58
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69
Feng Ning
Research and design of electro-hydraulic control system for hydraulic support in mine
2021 Vol. 44 (3): 69-70，73 [
Abstract
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79
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56
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71
Yuan Xuepeng
Application of the integrated anchor mining machine in Changping Mine
2021 Vol. 44 (3): 71-73 [
Abstract
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75
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58
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74
Feng Xin
Discussion on the application of hoist wire rope online monitoring system
2021 Vol. 44 (3): 74-75，78，112. [
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157
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(0 KB) (
51
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76
Sun Qizhi, Yin Baojie
Design of waste heat recovery system for power plants
2021 Vol. 44 (3): 76-78 [
Abstract
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65
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(0 KB) (
52
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79
Wang Yongqing
Study on upgrading the safety monitoring system of Liyazhuang Mine
2021 Vol. 44 (3): 79-81 [
Abstract
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64
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(0 KB) (
51
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82
Li Xuan, Liu Rui
Study on the optimized design of rocker arm structure under the swing arm condition of mining machine
2021 Vol. 44 (3): 82-83，116 [
Abstract
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85
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(0 KB) (
54
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84
Xu Yanhui
Design of inclined roadway booster system
2021 Vol. 44 (3): 84-85，120 [
Abstract
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82
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(0 KB) (
50
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86
Nie Hongyuan1, Wang Zhaorui2
Application of stereoscopic gas extraction technology in 21301 working face
2021 Vol. 44 (3): 86-88 [
Abstract
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83
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(0 KB) (
56
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89
Jiao Lei
Study on gas control technology under intermittent ventilation conditions in mines
2021 Vol. 44 (3): 89-91 [
Abstract
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105
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(0 KB) (
57
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92
Zhang Peng1, Qin Zheng2, Li Feng1
Study on hole protection technology of large diameter gas extraction boreholes in loose and soft coal seams
2021 Vol. 44 (3): 92-95 [
Abstract
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95
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(0 KB) (
55
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96
Yao Lu, Yao Rongrong1, Ma Hanpeng2, Wang Wenxin1, Wang Erpeng1, Meng Lu1
Study on the importance of dual prevention mechanism in mine safety production standardization
2021 Vol. 44 (3): 96-99，103 [
Abstract
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80
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(0 KB) (
54
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100
Ma Zhiyuan
Technical process practice of coal seam fire area management around collapsed column
2021 Vol. 44 (3): 100-103 [
Abstract
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100
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(0 KB) (
59
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104
Ma Yanwei
Study on the preferred arrangement of high drainage roadway with gas exceeding at the upper corner of working face
2021 Vol. 44 (3): 104-106，112 [
Abstract
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100
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(0 KB) (
50
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107
Li Yanfei
Gas distribution law of header mining working face and gas management in upper corner
2021 Vol. 44 (3): 107-109，116 [
Abstract
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87
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(0 KB) (
53
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110
Chen Wei
Process Optimization of Coal Water System in Dingji Coal Processing Plant
2021 Vol. 44 (3): 110-112 [
Abstract
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61
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(0 KB) (
52
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113
Yan Qinyang
Study on the of gas generation law and migration in fire area of Wuyang Mine
2021 Vol. 44 (3): 113-116 [
Abstract
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97
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(0 KB) (
53
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117
Feng Jie
Study on the Application of High Level Gas Extraction Drilling in mining face of Dongpang Mine
2021 Vol. 44 (3): 117-120 [
Abstract
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62
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PDF
(0 KB) (
58
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121
Duan Guangbo1， Wu Sheng2， Xu Huan2， Liu Xiaolian3，
New synthesis process of 4-formamide antipyrine
2021 Vol. 44 (3): 121-122，142 [
Abstract
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85
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PDF
(0 KB) (
53
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123
Zhou Yu
Study on the combustion mechanism simplification of dimethyl ether based on the chemical reaction kinetics
2021 Vol. 44 (3): 123-125 [
Abstract
] (
69
)
PDF
(0 KB) (
60
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126
Zhao Yawei, Jiao Peng, Bai Xiaoyu, Yin Zhimin, Guo Baozhi
Application status and different development directions of spandex
2021 Vol. 44 (3): 126-127，149 [
Abstract
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76
)
PDF
(0 KB) (
49
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128
Wang Xiaohua， Wang Chunbo， Wang Bingkui， Feng Weifang
Discussion on the development trend of polyester industry
2021 Vol. 44 (3): 128-130，160 [
Abstract
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144
)
PDF
(0 KB) (
64
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131
Li Ning
Application research on inner coating of natural gas pipeline
2021 Vol. 44 (3): 131-134，154 [
Abstract
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82
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PDF
(0 KB) (
56
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135
Wang Zhimin
Dynamic variation characteristics of nitrate nitrogen in soil/groundwater
2021 Vol. 44 (3): 135-137，146 [
Abstract
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80
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PDF
(0 KB) (
58
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138
Xu Huanyu, Niu Jiaru, Feng Manyu, Wang Xuan, Ci Lijie
Determination of copper content in zinc ash by flame atomic absorption apectrop hotometry
2021 Vol. 44 (3): 138-142 [
Abstract
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76
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PDF
(0 KB) (
52
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143
Zhang Cuihong， Li Jiang， Chen Zhimin， Guo Lijun
Research on preparation of bismuth iodide/activated carbon and photo-catalytic activity
2021 Vol. 44 (3): 143-146 [
Abstract
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87
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PDF
(0 KB) (
58
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147
Yan Qin1， Liang Bingchen2
Green synthesis of α-bromoacetophenone
2021 Vol. 44 (3): 147-149 [
Abstract
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139
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PDF
(0 KB) (
57
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150
Wang Kai, Xie Boyu, Nie Saisai, Liu Daxi, Duan Lili, Cui Jiansheng
Measuring the treatment effect of the waste gas treatment device by using gas chromatography-mass spectrometry(GC-MS)
2021 Vol. 44 (3): 150-154 [
Abstract
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103
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(0 KB) (
54
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155
Gao Wei1， Li Zaixing2， Liu Xiaoshuai2， Liu Rui1， Liu Jia3, Liu Yanfang2
Research progress of vivianite crystallization for phosphorus recovery form sludge
2021 Vol. 44 (3): 155-160 [
Abstract
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229
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PDF
(0 KB) (
61
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