COSL Chemicals (Tianjin), Ltd.

we are oil field chemicals manufacturer in China, our products include drilling fluid chemicals, cementing che

Our PAC include 3 types:PAC-LV , PAC-HV, PAC-SL, contact with me for our further information. Carry li

PF-FLO is a primary low-viscosity fluid loss additive in anionic, cationic and many other water-base drilling

Environment-protecting products, with good compatibility with other treating agents, it has good lubricating a

We are oil field chemicals manufacturer in China, which is wholly owned company of China Oilfield Services Lim

Application: PF-PRD can be used in drilling fluid and completion fluid compounded with fresh water , sea wate

PF-GRA is a non soluble material specifically designed to reduce torque and drag. Unlike many lubricants &#*9;

PF-NPN is a new type water-soluble and oil-soluble drilling fluid blocking agent. Used for drilling fluids

We are oil field chemicals manufacturer in China, which is wholly owned company of China Oilfield Services Lim

Good compatibility in drilling fluid. PF-SZDL will not block bit hydro phthalmos, and it can pass the **0 mes

PF-STP can plug the leakage zone quickly; the initial pressure bearing capability can reach to 4 MPa or over.

Properties Good fluid loss property. Good compatibility with other treating agents. Non-toxic. It has obv

PF-LUBE is a primary lubricant which seeks to coat out on metal surface, forming a tough chemical film to prov

PF-HCS is clay stabilizer with middle molecular weight It keeps the particulates stabilization In the pore. T

CHEMICAL NATURE Mixture of bridging particles, rigid particle, oil soluble resin and many kinds of natural ce