The results in three wells in Shengli Oilfield show that the plug can improve efficiency of plug breakdown and reduce drilling time. The economic benefit is obvious and is worth of popularization.

胜利油田三口井的应用表明，该胶塞易被钻头破碎，节省钻井时间，经济效益非常明显，值得推广应用。

youdao

The problems in current statistical methods to count the drilling time in petroleum drilling reference are analyzed.

分析了在现行石油钻井资料中钻井时间统计方面存在的问题。

youdao

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

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。

youdao

In the fourth quarter of 2012 exploration behemoth Anadarko (APC) reported a 40% drop in drilling and completion time along with a 14% reduction in drilling costs in its Marcellus shale performance.

FORBES: My Prediction Was Wrong: Why We Didn't Get To $8 Natural Gas

The moratorium would stop any new permits from being issued for deepwater drilling in federal waters for the time being, and halt exploration drilling at 33 sites (many of which have already begun shutting down their activities).

FORBES: An Injunction Against the Deepwater Drilling Moratorium

Iwelumo wrapped things up nine minutes from time after drilling the ball home after it broke kindly in the box.

BBC: Burnley 3-0 Barnsley