水井掉卡事故经验教训及打捞工具设计应用

Experience and Lessons of Water Drainage Accident and Design and Application of Salvage Tool

在注水井分层测试过程中,经常出现测试仪器遇阻、掉卡等问题,这些问题影响注水井的分注率和注水合格率。

During the testing process of water injection wells,there are often problems such as the resistance of the test equipment, such as the dispensing rate and the water injection rate of the injection wells.