directional drilling

(redirected from Horizontal drilling)
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Related to Horizontal drilling: horizontal drilling machine

directional drilling

[də′rek·shən·əl ′dril·iŋ]
(engineering)
A drilling method involving intentional deviation of a wellbore from the vertical.
References in periodicals archive ?
Viper Capital Partners was formed to facilitate capital formation efforts concentrating on the shallow horizontal drilling movement in proven producing areas, specifically targeted are the proven formations in the Appalachian Basin.
Cantrell said modernization of regulations needs to take place as horizontal drilling increases in prominence, and involvement of stakeholders in the process should happen.
The transition to horizontal drilling, from the previous exclusive focus on vertical wells, adds about 1,600 locations for a total of 6,200 gross drilling locations.
Likewise, the horizontal drilling could well pass under anyone's house at some considerable depth, which again could be a considerable distance from a bore hole, but "more than 40 per cent of Britain is to be opened up for fracking as the hunt for shale gas gathers pace".
Another technology, horizontal drilling, is a process of drilling a well from the surface to a subsurface location just above the target oil or gas reservoir and then deviating the well bore from the vertical plane around a curve to intersect the reservoir with a near-horizontal inclination.
One of the new extraction techniques is horizontal drilling, in which at some depth the borehole is turned 90 degrees from vertical and extended horizontally to tap multiple pockets of crude oil, multiplying production from a single well significantly.
Horizontal drilling has been done at Abuzar, which used to produce 35,000 b/d before the war.
energy independence, a number of social, political, economic, environmental, health, and other issues associated with the use of fracking and horizontal drilling were downplayed or ignored.
Frustrated that hydraulic fracturing (fracking) has been getting all the attention surrounding the shale oil/gas revolution, Hamm insisted, "What is new is horizontal drilling. In 2000, there were less than 50 horizontal drilling rigs in the US and experts believed we had reached peak oil.
Most important among the findings is that neither horizontal drilling nor hydraulic fracturing of shale deposits seems to have caused any of the natural gas contamination.
Effective bans on Western E&P technologies like horizontal drilling and fracking could affect the $400bn deal.

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