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Oil Base Drilling Fluid Services
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Overview

Oil based drilling fluid is an oil-based drilling fluid developed for ultra deep, ultra-high temperature, high pressure and high salinity, that is, Oil base drilling fluid developed in "three high" challenging oil and gas reservoir area. It can provide effective technical support and more safe and more efficient drilling fluid technical services for exploration and development of challenging wells.

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The BHT is below 200 ℃, and the MW is 1.20 ~ 2.50 g/cm3.
It is applied to deep wells, ultra deep wells, ultra-high temperature, high-density wells and large salt gypsum layers.
Shale gas wells and other challenging wells with strong water sensitivity.
It has been successfully field trial on more than 20 wells in Chongqing and Sichuan shale gas blocks, and the horizontal displacement is 1500-2200 meters.
More than 80 wells were successfully operated in Keshen block of Tarim Oilfield.
The maximum MD is 8038m; Maximum inclination 73.78 °.
The maximum BHT is 180 ℃; The maximum MW is 2.85g/cm3.
Effectively solve the problem of operation in high-density, HTHP block.
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