砾石钻具及砾石区钻井工艺的研究

Research on gravel drilling rig and drilling technique in gravel area.

本文重点介绍了砾石钻具及钻头的研制,并对其技术难点进行了详细分析,通过试验及现场施工使用,总结出了一套完整的钻井工艺方法。

This paper focuses on the developing and producing process of gravel drilling rig and its bit. Technical keys in this process are introduced in this paper too. The author of this paper learned a series advanced drilling techniques from repetitious experiments and field operation.