论文部分内容阅读
对采场周围奥灰水文地质钻孔发生的高压力、大流量透水事故在井下实施封堵的技术进行了研究与实践 ,探索出一种先进的封堵方法 ,以较小的经济投入和安全风险 ,避免了淹井事故的发生 ,对同类事故的处理具有指导意义。
Research and practice are carried out on the technology of high-pressure and high-water-permeable flooding accidental occlusion in the Ordovician hydrogeological drilling around the stope, and an advanced method of plugging is explored with less economic investment and safety It avoids the occurrence of flooding accidents and has guiding significance for the handling of similar accidents.