Application of bolting with wire pillar supporting technology in driving along gob-side entry;

Research on bolting support in “three soft” coal seams;

Talking about the application of bolting support under the conditions of compound roof in coal road tunnling;

Ground pressure monitoring of large section bolting support and its result interpretation;

Analysis on numerical simulation of bolt support for mining gateway in deep inclined seam;

Calculating and analysing the action of bolt support on surrounding rock stability in elastic and plastic mechanics;

Design of bolt support for buttock base on surrounding rock classification method of pressure releasing zone;

Research on bolt and grouting support technology for mine dynamic soft rock roadway in Qinan Mine;

In order to comprehensively utilize the fly ash and to reduce the cost of the gateway bolt and grouting support in soft rocks, the paper studied the applied technology of fly ash to mine gateway support in soft rocks.

Analysis and countermeasure on breakage of starting cut with bolting;

Application of elastic wave technique in bolting monitoring of mine roadway;

Research on partial upper coal bolting technology of big inclined coal seam;

Research on bolt-grouting support of soft rock roadway and its application;

Numerical simulation research of bolt-grouting support in deep soft roadway;

Research of bolt-grouting support in complicated hard supporting roadway;