Coal Mining Technology 2014 Issue 4 Development a nd Prospect of Surrounding Rock Control Technology by Driving Roadway along Gob

Development a nd Prospect of Surrounding Rock Control Technology by Driving Roadway along Gob
DU Ze-sheng;,HAN Ya-feng;,WANG Cheng;,WU Jing-ke;

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

Spac e Tran sformation Method for Surface Mo vement Per diction of Mining St eepl y-incil ned Coal-seam
WANG Ming-li;

..............page:5-8

Coal-wall Sliding Mech anism of Large-mining-heightF ull-mechanized MiningF ace Ba sed on Energy Criterion
ZHU Ling-fu;

..............page:9-12

Low-frequency Magnetic Field Variation Characteristic of Coal-body in Instability Failure Process
DUAN Chang-rui;,FU Yu-kai;,LI Cheng-wu;,YANG Wei;

..............page:13-17,76

Numerical Simulation for Influence of Mining Sequence on Pore Water Pressure Variation
zhu shen gang ;

..............page:18-21,27

Application of Reflection Common-offset Exploration Technology in Geological Tectonic Detection in Driving Face
LAN Hang;

..............page:22-24,80

Optimization of Coalmine General Drawing Design Projection Based on Modified Gray Correlation Analysis Method
li xue dong ;

..............page:25-27

Design for Transforming Dry-mining to Water-mining in Suhanghe Colliery
wang yong ming ;

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

Safety Distance of Mining Faces in Closed Extremely-thick Coal-seam
QU Hua;,WANG Pu;,WU Quan-lin;,XU Bin;,ZHANG Pei-peng;

..............page:31-34

Extremely-thick Coal-seam Mining Technology in Zhundong Coal-field
HUANG Zhi-zeng;,MA Zhao-rui;,SUN Xiao-dong;

..............page:35-37

Key Technology of 7m Large-mining-height Full-mechanized Mining in Shendong Mining Area
zhou hai feng ;, zhu shuan cheng ;

..............page:38-41

Dip-adjustment and Prolonging Technology of Full-mechanized Mining Face in Abnormal Section under Complex Condition
HUANG Jing-en;

..............page:42-44,4

Floor Specific Pressure Characteristic of Powered Support
XU Ya-jun;

..............page:45-47

Optimization and Design for Pulling Rear Conveyor Structure of Powered Support in Full-mechanized Caving Mining Face
LIU Xin-hua;

..............page:48-49

Design of Two-prop Shield Powered Support for Whole-support Transport Limited Condition
XIN Jia-xiang;

..............page:50-51

Development of MG650/1620-WD Alternating Current Traction Coal-cutter
sun liao yuan ;

..............page:52-54

Practice of Crawling-floor Coal-cutter and Application in thin Coal-seam
guo hai jun ;

..............page:55-56,118

Design of Coal and Gangue Auto-identification Projection for Top-coal Caving Face with Manual Operation System
BI Dong-zhu;,DAI Gang;,GUO Zhuo-yue;,MENG Feng;

..............page:57-60

Technology of Non-standard Driven 3-D Pipe-arrangement of Powered Support Based on Pro/E Software
LI Ti-jian;

..............page:61-62

Numerical Simulation of Protective Coal-pillar for Maine Roadway in Shuguang Colliery
GAO Zong-ming;,HAO Zhi-jun;,LI Xue-bin;,XUE Hua-jun;,YANG Ren-shu;,YUE Zhong-wen;

..............page:63-67

Technology of Yielding and Supporting Soft-rock Roadway and Its Application
CHU Yi-lei;,DU Bing-shen;,DUAN Yang-peng;,FENG Jing-long;,JIA Hou-sheng;,WANG Zhi-gang;

..............page:68-72

Analysis of Anchored Cable Length for Roof of Maine Roadway in Anju Colliery
CHENG Zhan-dong;,ZANG Chuan-wei;

..............page:73-76

Surrounding Rock Reinforcement Technology of Cracked Roadway Influenced by Double Dynamic Pressure
ZHANG Zhen;

..............page:77-80

Floor Heave Control and Prevention of Soft-rock Cavern in Gucheng Colliery
wang zhen wei ;

..............page:81-83,125

Subsection Controlling Technology of Roadway Protected by Small Coal-pillar in Mining Face
liu yang ;, ma zhen qian ;, niu zhi yong ;, yang ying ming ;

..............page:84-87,37

Key Parameter Determination of Stirp Mining Closed Coal-seams
CHEN Miao;,XIA Jun-feng;,ZANG Chuan-wei;,ZHANG Li;

..............page:88-91

Electrical Properties of High-content Fly-ash and Cement Grouting Material
ZHANG Gang-yan;

..............page:92-94

Protective Coal-pillar Design and Practice of Rectangle-shape Construction
LIU Gui;

..............page:95-96,99

Theory and Practice of Strip Mining Coal-pillar for Highway Bridge
GUO Ai-guo;

..............page:97-99

Influence of Thick Clay Stratum on Underground Pressure of Mining Face under Thin Basement Rock
DENG Peng-hai;,GUO Liang-yin;,LI Peng;,LIU Ang;,YOU Jia-liang;,ZHANG Wen-ke;

..............page:100-102,122

Dynamic Behavior Mechanism of Driving Face in Hujiahe Mine and Its Prevention
han shuan xiang ;, wu guang hui ;, yuan de sheng ;

..............page:103-105,41

Prevention Technology of Coal-wall Slide and Roof Fall in Large-mining-height Mining Face
li ya jun ;

..............page:106-107,99

Supporting Density of Long-wall Mining Face under Room-and-pillar Gob
FAN Zhi-zhong;,XIE Xing-zhi;

..............page:108-111

Surrounding Rock Broken Characteristic of Large-mining-height Full-mechanized Mining Face Based on Micro-seismic Monitoring
ZHAO Guo-dong;

..............page:112-114

Reason Analysis and Prevention of Powered Support Falling in Large-mining-height Mining Face in Soft Coal-seam
lan yun feng ;

..............page:115-118

Influence Factors of Colliery Methane Distribution in Guizhou Province
HAN Zhen-li;,MA Shu;,WANG Yong-ming;,YAN Zhi;

..............page:119-122

Revision of Methane Content Prediction Based on Linear Regression Method
CAO Jun;,HAN Xin-xing;,JIANG Cheng-lin;,JIANG Hong-wei;

..............page:123-125

Technology and Engineering Practice of Methane Drainage in Mining Fissure Zone
gao zhen yong ;

..............page:126-129

Ground Temperature Distribution Rule and Influence Factor Analysis in Guqiao Mining Area
lu hai feng ;, shao ya hong ;, wang kang ;, yao duo xi ;

..............page:130-132

Technology of High-efficiency Nitrogen-injection Fire Prevention and Extinguishment and Its Application
liu zhi qiang ;

..............page:133-135,138

New-style Organic Hole Sealing Material and Application Technique
XU Xiang-bin;

..............page:136-138