Engineering geologic background of coal mining under water-containing condition in Yushen coal mining area;

Influence and prevention on the fault of overburden rock to water-preserved mining in shallow seam

On the basis of the strata control measurement of the actual mining roadwaywith hydraulic mining and its analysis of the economic benefit,this paper determines the sup-port types of hydraulic mining roadway with optimization.

Study on producing lndustrial briquette with hydraulic mining coal slurry;