Discussion on Freezing Pressure Value in Shaft Wall Design for Freeze Sinking in Deep AlluviumZENG Fan-wei, LIU Min-dong, LI Gong-zhou1-4
Study on Optimal Arrangement Method of Freezing Holes in Single-circle of Freezing Method with High Seepage GroundwaterYANG Fan, RONG Chuan-xin, WANG Bin, DONG Yan-bin5-12
Research and Application on Freezing Schematic Design of Deep Alluvium in West Ventilating Shaft of Zhaogu No. 2 Coal MineCHEN Dao-chong, LI Gong-zhou, ZENG Fan-wei13-18
Application of Ultrasonic Testing Technology in Side Wall Quality Detection of Auxiliary Inclined ShaftZHENG Tian-bin19-23
Influence of Mudstone Formation Softening on Shaft Wall Stability of Raise Boring EnlargingTANG Zheng, GAO Feng, CHENG Shou-ye, LONG Zhi-yang, LIU Zhi-qiang24-28
Analysis of Factors Influencing the Reaming Speed of Raise Boring MachineDENG Jian-ming, LIU Zhi-qiang, SUN Jian-rong, HAO Yi-yi29-33
Discussion on the Development Design Scheme of the West Expansion Area of Zhangcun Coal MineGAO Feng34-37
Key Mining Technology for Super-long Fully Mechanized Top-coal Caving Face in Soft Thick SeamLIU Wei-tao38-43
Quantitative Analysis Method of Capacity of Auxiliary Transportation System in Production Mine for Lu'an Wangzhuang Coal MineZHAO Yu-dong44-47
Study on Designed Parameters Calculation Method of Borehole Drilling for Gas Pressure in Inclined Coal SeamMA Wen-wei48-52
