Study on prevention and control technology of large area powered support jammed and roof falling accident occurred in coal mining face
Xu Jialin
Zhu Weibing
Ju Jinfeng
Wang Xiaozhen
Keywords：ultra high mining heightshallow depth seamloose and pressurized aquiferpowered support jammed and roof fallingkey stratum
Publication Date：2015-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)