Control filtration in the DRILPLEX AR PLUS system.
已发表: 02/03/2017
已发表: 02/03/2017
Russia
Eastern Siberia
Number of project pilot wells
1
Number of wells drilled previously
10
Interval drilled
Conductor and surface casing
Interval length
1,926 ft [587 m]
An operator experienced chronic partial to total lost circulation while drilling the conductor and surface casing intervals for multiple eastern Siberian wells. M-I SWACO suggested changing the drilling fluid system from the spud mud used previously to the DRILPLEX AR PLUS anionic-tolerant water-base drilling fluid system to address the challenging drilling conditions.