详细介绍了一种新型固井用井下工具——可循环盲板的结构、工作原理及其在漏失井筛管固井中的成功应用。
This paper introduces a new cementing tool named circulating blind pipe, and it's mechanical structure, operation principle and successful applications while cementing a liner in a lost well.
介绍了膨胀筛管的结构、防砂机理和采用膨胀管防砂完井的优缺点。
This paper introduces the advantages and disadvantages of using expanding screen, the structure of expanding screen and the mechanisms of sand control.
文章详细地介绍了膨胀筛管的基本结构、防砂机理及该项技术的优缺点。
It was described roundly the structure of the expanding screen the mechanisms of sand control and the advantages and disadvantages of using this technology in the paper.
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