During drilling cementing plug in wells located on carbonate crack reservoirs in the Tahe Oilfield, it is very difficult to complete such operation without failure because of irregular open hole diameter, extensively fractured formation, measured depth error, etc.
塔河油田碳酸盐缝洞型油藏在打水泥塞施工中,由于裸眼段井径不规则、地层缝洞发育、井深计量误差等因素影响,打水泥塞施工一次成功率很低。
For increasing ROP and shortening Drilling cycle, partial exploration and development companies have been adopting three-stage casing schematics for long open holes in Tahe Oilfield since 2001, and have achieved good application effects.
为提高钻井速度,缩短钻井周期,自2001年起,塔河油田部分勘探开发井采取了长裸眼的三级井身结构,并取得了良好的应用效果。
The DH4-8 well, located at Donghetang Oilfield in Tarim Basin, Xinjiang, is a directional production well with the deepest open hole sidetrack point and the longest open hole section.
位于新疆塔里木东河塘油田的 DH4- 8井是目前国内裸眼侧钻点最深、裸眼井段最长的定向开发井。
Application of steering drilling system in long open hole directional well;
导向钻井系统在长裸眼定向井中的应用研究
It is easy leaking in long open hole, long sealing sections, multiple pressure regime because the geologic condition is very complex in this area, which bring about many difficulties in cementing operation.
普光3井是一口典型的低压易漏井,由于该地区地质条件较为复杂,固井时存在长裸眼、长封固段、多压力系统易漏的特点,给固井施工造成很大的困难,固井质量一直不甚理想。
Based on such conditions as complex geology, long open hole as long as 5000 m, large deviation angle, hole collapse, long horizontal section, high temperature and great formation pressure coefficient changes etc.
针对该油田地质构造复杂、井深、井身结构简单、裸眼长达5000m左右、井斜、方位变化大,垮塌掉块、井漏严重、水平位移大、井底温度高、井下复杂、地层压力系数变化大等情况,为保护套管,提高油井寿命,油层套管为全封双级固井,一级固井为典型的大斜度水平井作业;二级固井为长裸眼、小间隙固井作业。
A new skin factor model for open hole completion of horizontal wells under Non-Darcy flow;
非达西流下水平井裸眼完井表皮因子研究
Study of prediction model for sand production in open hole completion;
裸眼完井出砂预测模型研究
Removing technique of oil based mud cake in open hole completion of horizontal well.;
水平井裸眼完井条件下的油基钻井液滤饼解除技术
By analyzing for risk and feasibility of open hole well testing, actual experiences and lessons applied in Shengli oilfield have been summarized systemically and study on mud, setting site, down hole, string structure and work system has been done, a general way and technical point has been suggested which helps to push forward this tech and increases economic benefit.
通过对中途裸眼测试风险和可行性分析,系统总结胜利油田多年测试实践的经验教训,分别对泥浆、坐封位置、井底、管柱结构及测试工作制度等方面进行分析研究,提出中途裸眼测试的一般方法和技术要点,有助于推进该工艺进步,提高经济效益。
This paper generalizes and discusses the application of the formation testing techniques in boreholes.
本文对裸眼井地层测试技术在油田中的应用做以归纳论述。
When the acoustic velocity out of a borehole is lower than the acoustic velocity in the borehole,the existence range of real poles is discussed.
以井外流体声波速度小于井内流体声波速度的情况为例,对流体-流体模型裸眼井中声场函数实极点的存在范围进行讨论,计算结果表明只有当轴向波数介于井内流体波数和井外流体波数之间时,声场函数才存在实极点。
Venus can be seen with [by] the naked eye.
金星可用肉眼 [裸眼] 看到。
The Naked and the Dead
硝烟中的真实——裸眼看《裸者与死者》
screen formation annulus
筛管-裸眼环形空间
multiple zone open hole gravel pack
多层裸眼井砾石充填
open hole single packer test string
裸眼单封隔器测试管柱
Analysis about the examiniations of myopia diopter,eye axis and naked visual
近视屈光度、眼轴、裸眼视力的检测分析
Research on the System of Nakedness-Eye Stereoscopic Display Based on Single Chip DMD;
基于单片DMD的裸眼立体显示系统研究
Application of Drilling Fluid Technology in the Long Open Well X92
X92井长裸眼井段钻井液技术措施
Application of Intermediate Casing Well Cementing Technology for Open Hole Interval in Low Pressure and Lost Circulation Formation
低压易漏裸眼井段技术套管固井技术
Analysis of Horizontal Open Hole Stability in Tainan Gas Field
台南气田水平井裸眼井壁稳定性分析
Do not view the sun with this binocular or even with naked eye .
请勿使用此双目镜/双筒望远镜或裸眼直视太阳。
Results The uncorrected visual acuity≥0. 5 was in 88. 71 % at post operative 2 month.
结果术后1周裸眼视力≥0．5者为70．96％，2个月者为88．71％。
Production Profile Logging Technology Study of Opnehole Fissured Reservoir;
裸眼井稠油裂缝性油藏产液剖面测井技术研究
Study of the Real Pole s Distribution in Borehole Acoustic Field of Fluid-fluid Model;
流体-流体模型裸眼井声场的实极点分布研究
Investigation of the pole's in fluid-solid elastic layer borehole acoustic field
流体——固体弹性地层裸眼井声场的极点研究
FEM for a type drilling-perforating casing with screw holding in open hole completion
裸眼完井螺旋钻孔-射孔套管的有限元分析
An Autostereoscopic 3D Projector Based on Two Parallax Barriers Plates
基于双狭缝光栅的裸眼三维立体投影机
Research and application of open-hole gravel pack sand control technique optimization in horizontal well
水平井裸眼砾石充填防砂工艺研究与应用