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Drilling Fluid Equipment

Drilling and completion fluid density mixing device provided by COSL can effectively improve well killing efficiency and ensure downhole safety in emergency. The drilling fluid cooler uses seawater to cool down the downhole drilling fluid, which is environmentally friendly and efficient.

MUDCOOLER Drilling fluid cooling machine with seawater

The cooling medium is fresh water or seawater, which can effectively reduce t...

DKD Drilling Fluid Mixing on the Fly Device

Realize rapid mixing to obtain uniform and continuous drilling fluid with tar...

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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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