根据长庆靖安油田近年来 87个丛式井组 36 5口油水井的套管阴极保护实践 ,介绍了斜井套管阴极防腐蚀工艺 ,探讨斜井条件下采用电流控制实现平衡井口电位的方法 ,取得了较好的防护效果 According to the casing cathodic protection practice of 365 wells in 87 cluster wells in Changqing Jing’an Oilfield, the cathodic corrosion protection technology for inclined casing is introduced, and the current control to balance the wellhead potential under inclined conditions is introduced Method, and achieved a good protective effect