5Develoment of KJ90 Following Location and Attendance Management System for Underground Personnel13-14,17
6Application Research on Hydraulic Loosening by Shallow Holes for Controlling Gas Disaster in Coal Faces15-17
8Environmental Issues Faced with by Coal-based Energy Consumption Structure and Its Countermeasures21-23,38
9Preliminary Discussion on Seam Infusion in High-gassy Medium-thickness Seam Face with Caving Mining Method24-25
10Distribution Pattern of Ground Temperature in Liuzhuang Mine Field and Analysis on Its Inducing Factors26-28
14Application of Fuzzy Comprehensive Judgement Method in Evaluation of Underground Water Quality in Mining Area36-38
15Practice and Development of Gel Fire Prevention and Control Technique in Yangquan Coal Mining Area39-41
20Fire Control Techniques for Drinage of Fully Mechanized Caving Face in Area Destroyed by Small Coal Pit51-52,55