小口径中深孔水泥封孔技术

Medium- Depth Slim Hole Cementation Technlque

摘要:

分析了小口径钻孔封孔中存在的问题，从理论上提出中深孔封孔的技术措施，经近百个钻孔的实际应用和透孔检验，验证了小口径中深孔水泥封孔技术措施的可行性。

Abstract:

Problems encountered in slim hole sealing are analyzed.Technical measures of medium -deep hole sealing are theoretically presented, through field application and penetration inspection of scores of drill holes, have proved to be feasible.