深层水井一次成井工艺

Technique on Once-through Deep Well Drilling

本文对深层水井一次成井工艺的井径设计;钻头、岩芯管制作;钻具配制和施工过程中应把握的关键环节进行了详细介绍,并客观分析了该工艺取得的经济效益和社会效益。

In this paper, the design of aperture of the once-through deep well drilling ,together with the bit and core pipe making the boring tool arranging ,and the key links which should be grasped during the process of construction ,are introduced in detail .additionally, the economic benefits and the social effect gained by applying the technique introduced above are analyzed as well .