Shanxi Coal 2014 Issue 7 On Reasonable Support Parameters for First Mining Face in Wangjialing Coal Co., Ltd

On Reasonable Support Parameters for First Mining Face in Wangjialing Coal Co., Ltd
DING Feng;,DU Xueling;

..............page:1-3,7

Design of Permanent Refuge Chambers in Gengyang Mine
LI Lixin;

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

Application of BMC 600 Raise-boring Machine in Yangjiazhuang Return Air Shaft
SHEN Ruilong;

..............page:8-9

Effects on Caving Zone Height of Key Strata Fracture in Large-mining-height Mining Areas
CAO Shikui;

..............page:10-12

Detection on Fractured Zone Height in Working Face
REN Xiaofang;,WANG Lei;,WANG Min;,ZHAI Peihe;,ZHANG Jianfei;

..............page:13-14,17

Research and Practice of Deep-hole Track Drilling Rig for Gas Drainage
FENG Qiang;

..............page:15-17

On Stability of Roadway Walls in Deep Mines
LV Yonggang;

..............page:18-19,22

On Ventilation Resistance of Xinli Mine
HUANG Xiaoqiang;,XU Suguo;

..............page:20-22

Anchor-net Combined Support for Roadways with Compound Soft Rock Roof in Zhenchengdi Mine
LIU Jun;

..............page:23-25

Zero-inboard-type Layout and Supporting Design in Underlying Roadways of Multiple Seams Mining
YANG Zhanguo;

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

Feasibility Analysis of Electric Truck with Dual Power Supply in Open-pit Mine
ZHANG Yana;

..............page:29-30,33

Comprehensive Gas Control in High-gas Areas on Fully Mechanized Working Face in No.9 Coal Seam
WANG Tianli;

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

Transformation Plan of+470 Horizontal South Wing Main Transport System in No.2 Mine of Yangquan Coal Group
LI Zhanshan;

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

Borehole Management System for Gas Drainage on Time Series Prediction Model
HUANG Jingjing;

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

Water Hazard Analysis and Control Measures of No.3 Coal Repeated Mining in Jushan Mine
YANG Shucai;

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

Numerical Analysis on Stability of Left-over Abandoned Roadways in Old Mining Areas in Wangtian Coal Co., Ltd
GUO Xiaoyan;

..............page:43-45,49

Application of High Pre-stress Supporting in Large Cross-section Mining Entry of West 2nd Panel in Sihe Mine
WANG Hongbing;

..............page:46-49

On Mining Method Selection and Mining Areas Layout
GUO Guobing;

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

Feasibility Analysis on Gas Control with Y-typed Ventilation in Huoerxinhe Coal Co., Ltd
JING Ganggang;

..............page:52-53,56

Application of Two-way Decompression Air Door in Gedui Coal Company
WANG Fei;,ZHU Guohong;

..............page:54-56

Application of Layer-through Boreholes in Gas Pre-drainage Roadways of Belt Seams in Zhaozhuang Mine
HAN Dehu;

..............page:57-58,61

Integrated Management Approach to Improve Coal Quality in Zhengxing Coal Co., Ltd
SU Laiwang;

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

Optimum Selection of Protective Layers Mining Scheme in Tunlan Mine
LIU Chao;

..............page:62-65

Application of Large-mining-height Techniques in Hedong Mine
LI Haiyan;

..............page:66-67,69

Problems and Solutions in Rapid Unloading System in Taiyuan Coal Preparation Plant
LI Fei;

..............page:68-69

Override Trip Prevention Technology and Application in Multi-level Power Supply Network in Xinyu Mine
YANG Guisheng;

..............page:70-72,75

Improvement on Dust Proof Methods in Mines
ZHAO Huaidong;

..............page:73-75

Three-dimensional Gas Drainage in Extra-thick Seams in Tashan Mine
LI Zhiwei;,WANG Fei;

..............page:76-78

Construction and Application of Security System in Large-scale Coal Enterprises
GAO Jianguang;,Wang Fei;

..............page:79-82