钻护一体化技术在芦岭矿应用研究
发布时间：2018-08-13 12:36
【摘要】：针对淮北矿业集团芦岭煤矿煤层松软、抽采钻孔易坍塌、抽采率较低等问题,利用新型钻护一体化护壁技术可以实现在大通径低螺旋钻杆内下支护筛管。对钻杆的凸棱进行参数优化并对支护筛管进行力学特性分析,联合配套机具,形成钻护一体化护壁工艺系统。
[Abstract]:Aiming at the problems of soft coal seam, easy collapse of extraction borehole and low extraction rate in Luling Coal Mine of Huaibei Mining Group, a new type of integrated wall protection technology with drilling and protection can be used to support screen pipe in large diameter and low spiral drill pipe. Drilling and protecting integrated wall protection technology system.
【作者单位】： 华北科技学院;
【基金】：中央高校基本科研业务费资助项目(3142015063)
【分类号】：TD712.6
，
本文编号：2181011
[Abstract]:Aiming at the problems of soft coal seam, easy collapse of extraction borehole and low extraction rate in Luling Coal Mine of Huaibei Mining Group, a new type of integrated wall protection technology with drilling and protection can be used to support screen pipe in large diameter and low spiral drill pipe. Drilling and protecting integrated wall protection technology system.
【作者单位】： 华北科技学院;
【基金】：中央高校基本科研业务费资助项目(3142015063)
【分类号】：TD712.6
，
本文编号：2181011
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