套管钻井技术是一种节约钻井时间，降低井下事故发生的全新的钻井工艺技术。

Casing drilling is a new method for drilling Wells that is aimed at reducing both drilling time and the incidence of unscheduled drilling events.

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齐全的辅助工具，使取心操作更加简便，能节约更多的辅助工作时间，特别是对于钻井费用很高的地区(如海洋上)的取心作业效果更加显著。

Complete auxiliary tools make it more simple to core and more time to be saved, especially when using in costly areas such as offshore operations.

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