workover tubing的意思|示意

Casing impairment leads to loss of pressure integrity, pinching of production tubing, even an inability to lower workover tools.

套管损坏会导致压力完整性破坏、生产油管磨损，甚至无法下入修井工具。

In workover operation, it was very difficult to carry out "Well control" owing to tubing string's being seriously corroded, bored and ruptured.

气井修井作业中，常常遇到油管柱断掉、穿孔、腐蚀等严重问题，使修井作业中“压井”非常困难。

With the increasing demand of the lateral drilling and slim hole drilling, the coiled tubing (CT) operating technique will play a great role in horizontal well drilling, well workover and completion.

随着我国侧钻井和小井眼钻井需求的不断增加，连续油管作业技术在我国水平井钻井、修井及完井作业中将会发挥巨大作用。