The knowledge of workover well control theory and operating skills of a staff is a strong guarantee, which premises a safe and smooth operation of well control.
修井员工的井控理论知识和操作技能是在安全、顺利的前提下进行井控操作的有力保证。
The course design for workover of sidetracking well is studied, including course target, azimuth, profile and well bore parameter calculation, thus providing reference to field operation.
针对侧斜井的特点，研究了侧斜修井的轨道设计技术，包括轨道靶区、方位、剖面设计和井身参数计算，为现场施工提供了依据。
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。
To solve the pollution problem of dropping crude during field workover operation, a type of blowout controlling unit was researched and manufactured without the prerequisite of well control.
为解决油田修井作业落地油污染问题，研制出一种在不压井的前提下进行作业的防喷作业机。
In workover operations, well control is the key to ensuring the normal operation.
在修井作业中，井控是确保作业正常进行的关键。
In workover operations, well control is the key to ensuring the normal operation.
在修井作业中，井控是确保作业正常进行的关键。
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