Xishan Science & Technology 2015 Issue 8 Study on Gas Drainage Technique of Ultra Long Drilling in Xinshun Coal Mine

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Xishan Science & Technology
1009-9824
2015 Issue 8

Study on Gas Drainage Technique of Ultra Long Drilling in Xinshun Coal Mine
FENG Guowen;

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

Application and Analysis of Sealing Process for Pre-drainage Drilling in Coal Seam
CHEN Yongqing;

..............page:8-10+14

Feasibility Study on Improvement Tailing System in Taiyuan Coal Preparation Plant
SU Yanfang;

..............page:11-14

The Influence of Heading Machine Cutting Pick Positional Accuracy to Hard Rock Cutting Ability
YAN Lizhe;

..............page:15-17+34

Design on Run Away Devices Security System of Inclined Drifts Based on PLC
CAO Renjie;

..............page:18-20

Research on Mining Impact Broken Surrounding Rock Supporting Technology of Roadway
LIU Jinyang;

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

Field Research on Mine Pressure Behavior of Roof and Floor Hard Thin Coal Seam Working Face
WANG Xianyong;

..............page:24-27

Reconstruction on Pithead Switching Station of Du’erping Coal Mine
FU Jinying;

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

Application Practice on Safe Mining Technology in the Upward Mining Period of Large Dip Angle Face
ZHANG Xingyao;

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

Application of Coal Gas Control Technology with High or Bottom Drainage Roadway
WU Wenhao;

..............page:35-37+48

Analysis on Low Main Steam Temperature of No.2 Boiler in the Third Cogeneration Plant of Yangquan Coal Group
HAN Zhiqiang;

..............page:38-39+45

Application of Full-automatic Softener in Ventilator Room Cooler Softening System
DING Xiaomei;

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

The Technical Transformation of Quick Opening Diaphragm Filter Press Machinery Chain Tensioning Seat
LI Xiaofei;

..............page:43-45

Application of Coal Slime Drying Technology in Xinjing Coal Preparation Plant of Yangquan Coal Industry(Group) Company
ZHANG Ka;

..............page:46-48

Study on Seismic Response Characteristics of Coal Seam Thinning Belt
XU Shuen;

..............page:49-51

Gas Management of Fully Mechanized Working Face during Throwing away the Knife Type Coal Pillar
LIU Jianbing;

..............page:52-53+56

Downward Tilt Belt Conveyor Troubleshooting and Maintenance
ZHANG Jianwei;

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