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Nonaqueous Drilling Fluid Systems

COSL Nonaqueous Drilling Fluid Systems are designed with increased inhibition and stability for challenging environment.

HTODRILL High Temperature High Density Nonaqueous Drilling Fluid

HTODRILL solve high temperature stability, suspension stability and other pro...

FLATPRO Deep Water Flat Rheology Synthetic Based Drilling Fluid

FLATPRO solve the problems such as narrow safe density window drilling in dee...

Related Information

VirtualMud

Wellbore Strengthening ProHydraulic PoreBridge

EZFLOW Non-Gel Breaking Water-based Drill-in Fluid

Save operation time, simplify operation process, eliminate the cost of cake r...

HTODRILL High Temperature High Density Nonaqueous Drilling Fluid

HTODRILL solve high temperature stability, suspension stability and other pro...

FLATPRO Deep Water Flat Rheology Synthetic Based Drilling Fluid

FLATPRO solve the problems such as narrow safe density window drilling in dee...

FLATPRO Deep Water Flat Rheology Synthetic Based Drilling Fluid

FLATPRO solve the problems such as narrow safe density window drilling in dee...

BIODRILL A Environmentally Friendly Water-based Drilling Fluid

Low biotoxicity, recyclable and reusable, BIODRILL A suitable for environment...

HEM Deepwater High Performance Water-based Drilling

Excellent mud shale inhibition and hydrate inhibition, suitable for mud shale...


About Us

China Oilfield Services Limited (COSL) is the leading integrated oilfield services providers in the Asian offshore market. COSL’s four main services divisions—Geophysical Services, Drilling Services, Well Services, and Marine and Transportation Services—cover the exploration, development, and production phases of the oil and gas industry.

2015 China Oilfield Services Limited All Rights Reserved Record Number: Tianjin ICP NO. 17008252

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