空气反循环钻进工艺在物探爆破孔施工中的试验应用研究

Testing of the Air Reverse Circulation Drilling Process in Geo-physical Blast hole Drilling

摘要:

概述了空气反循环钻进工艺应用于物探爆破孔施工的原理、特点及其试验应用情况。通过试验应用得出结论，该工艺方法具有钻进速度快、成孔深度深、有效实现不提钻下炸药等优点，具有良好的应用前景。

Abstract:

This paper describes the theory, features and testing results of the air reverse circulation drilling process used in geo-physical blast hole drilling, It is concluded through the testing that the process provides high penetration rate, deeper depth and explosive installation without tripping drilling tools; and its application is of good prospect.