18 July 2017

Desilter

A centrifugal device for removing very fine particles, or silt, from drilling fluid to keep the amount of solids in the fluid at the lowest possible […]
18 July 2017

Development well

1) a well drilled in proven territory in a field to complete a pattern of production. 2) an exploitation well.
18 July 2017

Deviation

Departure of the wellbore from the vertical, measured by the horizontal distance from the rotary table to the target. The amount of deviation is a function […]
18 July 2017

Deviation survey

An operation made to determine the angle from which a bit has deviated from the vertical during drilling. There are two basic deviation-survey, or drift-survey, instruments; […]