Anti-Swelling Sand Control Agent

The agent is a kind of polyquaternary ammonium, suitable for clay stabilization and sand control in clayey cementitious structure sandstone stratum with shale content of above 5%. It withstands high temperature (300°C). The agent may be used together with other technique for oil wells with high shale content and high sanding. Active diesel plug anti-swelling agent may be used for water-emulsified choking resulting from water leakage into stratum after water is observed in oil-water layer or during drilling.

Technical Index：

Function：

Prevent clay swell from choking

On-Site Application：

Use clean water to prepare dilute liquid of suitable concentration, use pump to squeeze it into the layer to be treated.