Safety in Coal Mines 2009 Issue 4 Experimental on Desorption and Seepage of Gas in Low Permeability Coal Seam

Experimental on Desorption and Seepage of Gas in Low Permeability Coal Seam
MA Yu-lin;ZHANG Yong-li;CHENG Yao;LI Cheng-quan;ZHANG Meng-tao

..............page:1-4

Study of Effect on Bore Enlarging by High-pressure Waterjet
XIE Zheng-hong;WANG Yao-feng;DUAN Dong;YAN Bin-yi;WANG Hai-dong

..............page:4-7

Analysis of Coal Mass Gas Pressure and Intrinsic Gas Energy near Coal Caving Mouth during Primary Caving Period of Fully Mechanized Caving Mining
XIA Yong-jun

..............page:8-10,15

Establishment and analysis on hydrological geology conception models of water-resisting key-stratum
LI Chun-yi;CUI Xi-min;YUAN De-bao;HU Qing-feng

..............page:11-15

Application of Gas Drainage Technology that Drainage Gas while Driving in Gassy Half-coal Rock Tunneling
TANG Shou-ping

..............page:16-18

Application of Nitrogen Production by Membrane Separation and Pressure Swing Adsorption underground Coal Mine
WEN Yong-yan

..............page:19-20,23

Fire Extinguishing Technology with Composite Gel Applied to Control Mine Spontaneous Combustion in Changing Open-cute
LI Yan-zeng;CHEN Xi;ZHANG Xin-hai

..............page:21-23

Application of polyurethane Composite Materials Positive Pressure Fan Drum in Rock Driving Face by Blasting
LU Ru-lin;LI Jin-jun

..............page:24-25

Application ,of Polymer Water Plugging ,Agent in coal Mire
WANG Chun-yao;CHEN Jian-feng;ZHANG Lan-xuan

..............page:26-28

Application of Three-dimensional Seismic Inversion Technology in Delineation of Magmatic Rock Intrusion Area in Oulonghu Coal Mine
HONG Huang;WU Su-zhen;LIANG Kun-zhu

..............page:28-30

Forecasting Borehole Track Based on Information Fusion with Demspster-Shafter Theory
ZHANG You-zhen

..............page:31-33

Prediction System of Mining Subsidence Based on MATLAB
WANG Lei;TAN Zhi-xiang;ZHANG Xian-ni

..............page:34-36,39

Application of Displacement Real-time Monitoring System for Deep Roadway
LIU Xun-chen;AN Li-qian;LIU Shao-xing

..............page:37-39

Achievement of Power off Controlling Allopatry in Branch Layer of Coal Mine Safety Moni-toring and Controlling System
MA Li-juan

..............page:40-42

Integrated Application of Coal Mine Safety Monitoring System
WANG Shi-bin

..............page:43-46

Frequency Control System of Mining Air Compressor Based on PLC
ZHAO Xue-hua;HU Yong-jun;CHEN Li-bing

..............page:47-50

Research and Application to Emergency Communication of People in Underground Mine
WANG Zhi-yi;ZHAO Jiang-ping;ZHANG Hao

..............page:50-53

Portable Oxygen Concentration Mine Detector Based on Web platform
LI Wen-feng;CHU Wei

..............page:54-55

Application of PLC in Electric Control System of Mine AC Hoist
LIU Hu-bao

..............page:56-58

Program Design on PC of Underground Mine Personnel position Location System Based on KingView
HE Fei;DUAN Li-hua;WANG Yu-feng

..............page:59-61

Characters of coal and Gas Outburst and Analysis on Its Influence Factors in Daping Coal Mine
SONG Zhi-gang;ZHANG Yu-gui;ZHANG Zi-min

..............page:61-64

Analysis of Main Influence Factors about leakage Rate of Determination of Gas Flow by Drilling
TANG Jun;JIANG Cheng-lin

..............page:65-66

Gas Occurrence Characteristic and its Outburst Risk in No.2 Coal Mine of Zhaogu
HAN Ying;ZHANG Fei-yan;GUO Jian-qing

..............page:67-70

Warning Parameter and Critical Value of Promotion of Un-outburst Coal Seam
LIU Ming-ju;OU Jian-chun;ZHAO Fa-jun

..............page:71-73,78

Status and Analysis of Coal Seam Gas Pressure Determination by Direct Method
LAN Ze-quan;QI Rong-fei;CHEN Xue-xi

..............page:74-78

Influence of Geological Factor on Gas Existing Status in Gaocheng Mine
MOU Quan-bin;CHEN Zhi-sheng;LONG Wei-cheng

..............page:79-81

Analysis on Factors Influence Determination of Gas Pressure on Coal
ZHENG Wan-cheng;YANG Sheng-qiang;MA Wei

..............page:82-84

Influence of Caving Zone Heterogeneity Model on Stope Flowing Heat Transfer Calculation
Sun Jin-peng;WANG Shu-gang;WANG Yu-cheng

..............page:85-88

Danger Analysis and Controlling of Spontaneous Combustion in Mining Area
BI De-chun;DONG Hui;CHEN Guang

..............page:89-90

Destruction Reasons and Countermeasures Analysis for Roadways Based on Field Measure-ments
DING Xiao-lei;YAO Qiang-ling;WANG Yi-pin

..............page:91-94

Legal Consideration of Coal Mine Safety Training in China
HAO Wan-qi;LIU Chao-jie

..............page:95-98

Comparison of Coal Mine Safety Management between China and Fremdness
MA Zhong-fei;JIAO Qiu-shi

..............page:99-101

Discussion on Some Issues about Safety Production law
WANG Zhi-hong

..............page:102-105

Grasping the Key of "Ventilation Stability" to Carry out "Sixteen-character Working System" for Gas Controlling
SUN Wen-sheng;WANG Qiu-sheng

..............page:106-108

Application of Intrinsic Safety Mine Construction Research Result in Shigejie Coal Mine
DANG Wei-tao

..............page:109-112

Building intrinsic Safety Team Based on Two Driving Wheel
ZHENG Hua

..............page:113-114

Exploration and Implementation of Coal Mine Workers Professional Skill Classification Quantization Evaluation
CUI Cheng-bao;ZHAO Qiang;XU Lei

..............page:115-117

Discussion on Building Harmonious Environment for Safety Production
CAO En-ping;WANG Jian-ping

..............page:118-122

New Ways for Mine Fire Safety Evaluation
SUN Yong;LI Hong-wen;YAN Bin-yi

..............page:123-126

System for Coal Mine Water Disaster Safety Evaluation Index
ZHAO Shan-shan;SUN Jian-hua

..............page:127-128