The result shows that sludge contains oil is good pelletal type profile control plugging agent,which can seal high permeability layer efficiently,and play the role for incr...

• 结果表明:含油污泥是较好的颗粒型调剖堵剂,能够有效地封堵高渗透层,起到增油降水的作用,污泥调剖是施工简单、成本低、封堵效果好的工艺技术。