The calculated results indicate that the casing will not be damaged severely except near the perforated holes.
计算结果表明,除了射孔附近外,套管不会发生大程度破坏。
A completion configuration in which a production casing string is set across the reservoir interval and perforated to allow communication between the formation and wellbore.
一种完井结构,其中的生产套管柱下过储层层段并经射孔,以便在地层与井筒之间能够连通。
This paper gives the elastic differential equation of collapse of perforated casing, and a general formula for reduction factor of elastic collapsing by perturbation method.
建立了射孔段套管弹性抗挤性能分析控制一般方程,并采用摄动理论给出了的孔段套管弹性抗挤能力降低系数一般计算公式。
The technology of liner subsidy is effectively done to perforated parts and destroyed casing which can prolong the period of the water and oil Wells for production.
衬管补贴工艺技术能实现对射孔井段、套损部位的有效补贴,延长油(水)井开发生产的周期。
The water shutoff technology with solid expandable tube is a new technology to shut off water by repairing and strengthening perforated casing.
可膨胀管堵水技术是一种利用膨胀管对套管补贴以实现水层封堵的新技术。
According to the analysis about the failure of casing in oil region, most damages occur on the perforated interval.
根据对油田套管损坏情况的分析,发现大多数套管损坏部位在射孔段。
According to the analysis about the failure of casing in oil region, most damages occur on the perforated interval.
根据对油田套管损坏情况的分析,发现大多数套管损坏部位在射孔段。
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