Pondering upon constructions of essential secure mine;

Study on the Treatment of Acid Mine Drainage by SAPS and the Development Prospect of SAPS;

Analysis on structure and problem of emergency response plan for major accidents in mines;

Design of Sullage-drainage Power Trade System Used for Treatment of Sullage in Mines;

Study on the methods and avenues of applying geothermal energy in mines;

The problems of environmental geology and database for mining in Northwestern China;

Development and application of YJ_(2.1),YJ_(1.1) cemented carbide for mining;

The main geological environment problems related to mining and countermeasures of preventing and curing in Zhaitang Town,Beijing;

In the case of complicated circumstance in coal mine, accidents caused by people have become main stream.

The paper introduces the working principle, constitution and application of a new type liquid variable resistance starter of high power motor used in coal mine.

Remote sensing technique plays a important role in production and management of coal mine,it can provide all round,precise,plentiful and reliable information for geological finding coal,environmental monitoring of region and mapping coal mine.