Drilling fluid system name

Water based emulsion compound plugging agent system

Matching core finishing agent

Water based emulsion compound plugging agent HJD-S

System characteristics

1、Inorganic plugging agent: It is the solution of inorganic scale, corrosion products and reservoir minerals;

2、Organic plugging agent: It is the solution of oil stain;

3、Compound plugging agent: It is comprehensively plugging, increasing production and increasing injection.

Application situation

The system has been used in SZ36-1-B15 well in Bohai oilfield, WZ11-1N-A12Sa well in Weizhou oilfield and other transfer injection wells to increase production and injection, which has achieved good plugging removal effect, such as successfully canceled WZ11- The blockage of the third section of the 1N-A12Sa well, also it has achieved a daily oil increase of 208m3 and an annual oil increase of 4.52×104m3, which has achieved good process and economic benefits.

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