open hole

Reaming technology in the long open hole of the deep wells in Tarim

塔里木深井长裸眼扩眼技术

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A Simple Open Hole Process of Pipe System Phase Pass Through Hole

一种简便的管系相贯孔开孔工艺

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The open hole tractor adopt a stroke& retract-type move principle. By using two inchworm type drive unit the tractor realize continuous movement.

裸眼井拖动器采用了伸缩式运动方案，通过两个伸缩式的驱动单元接力实现了拖动器的连续行走。

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Open Hole Drilling with Cemented Carbide in Songyuan Oil Shale Formation

松原油页岩地层硬质合金裸孔钻进技术

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By setting supplemental allowance at arc wall to increase the round corner radius of inner flange of the open hole, the casting crack was completely eliminated.

有针对性地设置圆弧壁补贴，加大敞开口内法兰边的圆角尺寸，完全消除了铸件裂纹。

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A successful example of transforming electric precipitator into bag filter by LJP sectional electric-to-bag-dust-collection technology Application of Intermediate Casing Well Cementing Technology for Open Hole Interval in Low Pressure and Lost Circulation Formation

LJP组合式电改袋技术成功实施一例低压易漏裸眼井段技术套管固井技术

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Application of Intermediate Casing Well Cementing Technology for Open Hole Interval in Low Pressure and Lost Circulation Formation Application of In-line Stoppling Technology in Gas Transmission Pipeline

低压易漏裸眼井段技术套管固井技术输气管道不停输带压封堵技术的应用

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Pre-core casing well completion is laying down pre-core casing in the open hole on the basis of barefoot completion.

预制孔套管完井是在裸眼完井的基础上，在裸眼井内下入预制孔套管。

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A groove made by such a hammer. Application of Intermediate Casing Well Cementing Technology for Open Hole Interval in Low Pressure and Lost Circulation Formation

用套柄铁锤压成的槽低压易漏裸眼井段技术套管固井技术

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The Research and Application of the Technology of Borrowing& Changing Casing at Open Hole Interval

裸眼取换套管工艺的研究及应用

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The extended reach well has such characteristics as large horizontal displacement, great deviation angle and long open hole interval.

大位移井具有长水平位移、大井斜角以及长裸眼段的特点。

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Open hole single packer test string

裸眼单封隔器测试管柱

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Optimun design of composite tail beam with open hole using FEM method

复合材料尾梁开口区有限元优化设计

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An appropriate sand control technology of fishbone well+ open hole screen has been used to effectively develop viscous oil reservoirs.

采用鱼骨刺井+裸眼优质筛管适度防砂技术，实现了稠油的有效开发；

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Open hole testing, completion test and system testing are applied in Chang shen 1 well.

长深1井实施了中途测试 、 完井测试和系统试井.

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To obtain formation pressure data, formation pressure test by cable measures formation pressure of reservoir directly in open hole.

电缆地层压力测试是在裸眼井中直接测量储集层的地层压力，以获取地层压力资料。

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A three-dimensional parametric progressive damage model has been developed by integrating damage mechanisms for composite laminates containing an open hole subjected to static tensile loading.

针对面内静拉伸纤维增强复合材料含中孔层合板，发展了参数化三维逐渐损伤模型。

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