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省煤炭学会召开采空区瓦斯治理论证会１９９５年１２月５日，省煤炭学会在邢台局邢台矿召开了“采空区瓦斯治理论证会”。峰峰局、邢台局、兴隆局及下属矿的有关领导，通风技术专家等１８人应邀参加了论证会。学会于向东秘书长主持了会议，省煤炭学会副理事长、河北煤炭工...
Provincial Coal Institute held a go-go gas governance demonstration December 5, 1995, the Provincial Coal Institute Xingtai Branch Xingtai held a “mined-out gas governance demonstration.” Fengfeng Bureau, Xingtai Bureau, Xinglong Bureau and the relevant leaders of the mine, ventilation and technical experts, such as 18 were invited to participate in the demonstration. Learn to Xiangdong Secretary presided over the meeting, vice chairman of the Provincial Coal Institute, Hebei Coal ...