Aimed at the gas gush change law of every construction craft in the blasting driving face,the appropriate measure is adopted for gas comprehensive management.

28041 blasting caving face,three kinds of crossing the fault projects are established.

Inter-relation between blasting mining face prop supporting and drawing;

The management method of mining technique is introduced at the blasting face of thin coal seams,with 1.

Combining actual face circumstance,elaborates key technique processing for high gas face with compound roof so as to guarantee safe production of coal mine,which solves the dificult preblem of gas govenence at blasting face with compound roof and high gas.

The characters, damage and cause of rib fall at blasting face were analysed, and preventive measures were put forward, which has some reference value for other similar condition mines.

It introduced the drift collocation of wetting dustproof system in driving face and the lectotype design of the correlation equipment.

This article introduces the situation of using the longhole shock blasting technology to prevent gas and coal outburst in driving face,analyzes the application result.

3422 driving face in Shitai Coal Mine.

A expert system for coal and gas outburst prediction of the working face based on Windows;

This paper discusses on some methods for treating the problem of the air leakage in the working face, such as arranging the tunnel rationally, closing corresponding tunnel, ventilating locally, constructing the ventilating facilities, etc.

The amount of gas emission prediction software of working face is developed based on VC++6.