Heavy rockbursts due to longwall mining near protective pillars:A case study

来源 :矿业科学技术学报:英文版 | 被引量 : 0次 | 上传用户:syn301
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
Rockburst represents a very dangerous phenomenon in deep underground mining in unfavourable conditions such as great depth,high horizontal stress,proximity of important tectonic structures,and unmined pillars.The case study describes a recorded heavy rock
其他文献
Spontaneous combustion of coal is a well-known phenomena around the globe.Apart from the coal itself,burning coal-shales is becoming a problem in the South Afri