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This thesis to Yang the second mine in yangquan mining area coal seam in Tin 8#, 9#, 15# for the study, use of gas geology theory, with mines and mine geological features, analysis of geological evolution and tectonic control on gas;

The present paper take Yangquan mining area country positive two mine pit field 8#, 9#, the 15# coal bed as the object of study, has utilized the gas geology theory, unifies the mining area and the well field geologic structure characteristic, has analyzed the geological evolution and the structure

This paper in order to Sun Quan mining pits, the Yangshuo 2 8 #, 9 #, 15 #coal as the object of study, the use of gas geological theory, combined with mining and mine field geological formations, and analyzed the characteristics and structure of geological evolution of the gas control;

This thesis to Yang the second mine in yangquan mining area coal seam in Tin 8#, 9#, 15# for the study, use of gas geology theory, with mines and mine geological features, analysis of geological evolution and tectonic control on gas;