Drilling fluid system name

Water proof lock completion fluid system

Matching core finishing agent

Corrosion agent HRS/HDB    Clay stabilizer HCS    Corrosion inhibitor CA101-3    Water proof lock agent HAR

System characteristics

1、The corrosion is small;

2、It can reduce the gas-liquid surface tension, prevent water lock damage and protect the reservoir;

3、It has strong inhibition and good swelling resistance, which can effectively prevent water damage and particle migration damage;

4、The compatibility is good, while it has good compatibility with reservoir fluid and pre working fluid;

5、It can relieve or reduce the reservoir damage that caused by the incompatibility between the previous operating fluids.

Application situation

It has been successfully applied in LS36-1 oilfield and Tian Wai Tian A7 oilfield in Shanghai.

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