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针对注浆封孔法测定煤层瓦斯压力在实际操作中存在的问题,从可靠性、实用性与经济性出发,提出一种改进的马丽散-注浆封孔新工艺对煤层瓦斯压力进行测定。在实际运用中表明该封孔方法具有良好的效果。
Aiming at the problems existing in the actual operation of gas pressure measurement of coal seam by grouting sealing method, a new improved Marley-grouting sealing technology is proposed to measure the gas pressure of coal seam based on its reliability, practicability and economy. . In practice, it shows that the sealing method has a good effect.