Causes and prevention of powered support jammed in fully-mechanized top coal caving mining face in ultra thick seam with watery roofXu Gang1-5
Surface movement law of underground wide strip mining under super thick loess layer and parameter optimizationYu Xueyi, Guo Wenbin, Zhao Bingchao, Liu Zhangrong6-10
Roof falling control technology of conveyor tail in fully-mechanized ultra high cutting coal mining faceFeng Xiaobin17-21
Inspection and application of blasting and pressure released technology to mine pressure bump prevention and controlGu Helong, Nan Hua, Wang Wen, Xu Chengchuan, Lin Dong22-26
Analysis on roadside control technology of gob-side entry retaining and applicable conditionsCao Shugang, Chen Xianzhe, Yang Hongyun, Wang Shuai, Zou Dejun27-33
Coal wall spalling mechanism and prevention technology of unstable seam with soft roof, soft coal and soft floorHan Hongqiang, Wang Zhenjiang, Guo Bingbing34-38
Study on instability mechanism and control technology of mine roadway in continued breaking regionWei Sijiang, Nan Hua, Xu Yaohui39-44
Experiment study on gas absorption effect promoted by temperature reducing of coal massYue Gaowei, Wang Zhaofeng, Xie Ce, Li Xiaojun45-49
Study and application of guide slot directional hydraulic pressurized penetration and permeability improved technologyLi Yanzeng50-54