Therefore, DGD may provide an alternative optimization method for deepwater well casing program design, which can produce remarkable economic and industrial values.
双梯度钻井为深水钻井井身结构设计提供了一种新的优化方法，具有显著的经济效益和工业实用价值。
这是套管程序。
This paper mainly introduced the casing program of the coalbed gas well, drilling parameter, coring tool and technologies and so on.
文中主要介绍了煤层气井的井身结构、钻井参数、取心工具和工艺等。
Because the limit of special casing program of sidetracking well and horizontal well, the fishing success ratio of conventional little junk fisher is low.
由于侧钻井、水平井特殊井身结构限制，常规的小件落物打捞器打捞成功率低。
Based on these results mentioned above, further single factor analysis has been made to provide basis for casing program design and completion method optimization.
以上述成果为基础，本文进一步作出单因素分析，为完井方法优选提供依据。
And considering the features and particular requirements of deepwater drilling, a program for deepwater DGD well casing program design and optimization is developed.
结合深水钻井的特点，考虑钻井施工的特殊要求，开发了深水双梯度钻井井身结构设计及优化程序。
An inexact term describing a borehole (and associated casing program) significantly smaller than a standard approach, commonly a wellbore less than 6 in. in diameter.
描述比标准方法钻进的井眼尺寸大大缩小的井眼(与套管程序有关)的一种不很精确的术语，通常井眼直径小于6英寸。
Its result is coincident with that of simulating test of casing collapse very well. This 3-d physical model considers factors of formation, casing program and corrosion etc.
该空间力学模型考虑了地层因素、井身结构因素、腐蚀因素等，其计算结果与套管抗挤毁的模拟试验结果非常吻合。
It 's very important for hydrocarbon reservoir finding, casing program design, drilling safety guarantee and hydrocarbon reservoir protection to do abnormal pressure prediction and detection well.
做好异常压力预监测工作对于发现油气藏、设计井身结构、保障钻井安全、保护油气层具有十分重要的意义。
It 's very important for hydrocarbon reservoir finding, casing program design, drilling safety guarantee and hydrocarbon reservoir protection to do abnormal pressure prediction and detection well.
做好异常压力预监测工作对于发现油气藏、设计井身结构、保障钻井安全、保护油气层具有十分重要的意义。
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