精品文档---下载后可任意编辑煤层瓦斯根底参数测定技术汇编煤炭科学讨论总院抚顺分院精品文档，word 文档精品文档---下载后可任意编辑目 录第一章煤层瓦斯压力测定.......................................................................................................4一、固体材料封孔测定瓦斯压力...................................................................................41.粘土封孔...................................................................................................................42.水泥砂浆封孔...........................................................................................................5二、胶圈粘液封孔测定瓦斯压力...................................................................................5第二章煤层瓦斯含量测定.......................................................................................................8一、实行煤样及瓦斯解吸速度测定...............................................................................8二、计算采样过程中的损失瓦斯量...............................................................................91.解吸时间确实定.......................................................................................................92.瓦斯损失量计算.....................................................................................................10三、剩余瓦斯含量测定.................................................................................................11第三章瓦斯含量系数测定.....................................................................................................13一、测定原理.................................................................................................................13二、测定方法.................................................................................................................13第四章煤层透气性系数的测定与计算.................................................................................15一、计算公式............................................................
