The tool has been successfully applied to more than 50 wells in Shengli, Dagang, Zhongyuan, Qinghai, Jianghan Oilfields, etc, and achieved good cementing results.

• 该工具已在胜利、大港、中原、青海、江汉等油田50余口井中进行了成功应用,固井质量优良。