本文着重低压井进行井底压力研究，参考前人欠平衡钻井流体力学参数设计理论、方法，对不同的流体介质进行了分析和研究。
Refering to the theories and methods on drilling fluid mechanic parameter design, This paper focuses on study on the pressure of bottom-hole; and then analyzes and studies different fluids media.
为了有效解决低压漏失井的井下清砂问题，研究开发了一种具有钻进功能的捞砂泵。
To solve effectively the problem of sand removing in low-pressure absorption Wells, a drilling sand pump was developed.
研究低压地层水平井冲砂具有重要的经济价值和现实意义。
The study on well sand cleanout in lower pressure formation is of important economic value and practical significance.
本文给出了计算低压地层水平井冲砂的参数计算方法。
The parameter calculation method in well sand cleanout in lower pressure formation is given.
对于低压易漏井，或多套压系统下的地层，常常因地层承压能力差而发生井漏事故。
For the low pressure drain well, or more sets of strata under the pressure of the system, often due to poor formation pressure Wells leakage accident occurred.
归纳给出了低压易漏井平衡压力注水泥设计的步骤。
The design approach of balanced-pressure cementing is given for the wells with weak formations.
通过现场应用取得了较好的效果，该工艺技术对低压、低渗油气藏特别是气井的射孔完井具有重要应用价值。
Oilfield application obtained better results. For low pressure and low permeability hydrocarbon reservoirs, especially gas well, this perforating completion process has important application value.
本论文对低压易漏、易窜井的固井技术进行了较为系统的研究。
This thesis systematically researches the cementing technique for Wells of easy-channeling and with weak formations.
在常规低压易漏井固井作业中，通常要求使用低密度水泥浆。
The low-density cement slurry is usually required in the common cementing operation in low-pressure leakage well.
平落006-5井是平落坝低压易漏地质构造上的一口排水井。
Well Pingluo 006-5 is a drainage well in Pingluoba geologic structure with low pressure and easy loss.
给出并讨论了低压易漏井提高注水泥顶替效率的工艺技术措施。
The technical measures to increase displacement efficiency are given and discussed for the Wells with weak formations.
低产低压油井关井后，井筒内出现段塞流，测试资料表现出很长的早期段。
To low production and low pressure wells, low pressure makes liquid depth in bore hole to be low before it closed.
我们做过相关试验，减压井较适宜中低压油气井。
We conducted related experiments, More appropriate for low pressure relief Wells in the oil and gas Wells.
低密度水泥是解决低压易漏井固井水泥浆漏失的主要途径。
A composite light cement system is developed to solve the problem of cement loss during cementing in some Wells.
空气钻井是目前钻速最快、最经济的欠平衡钻井作业方式之一，是低压低渗漏特别是恶性井漏钻井最实用的技术。
Air drilling is one of the fastest and cheapest drilling methods up to now. It is the most practical technology to penetrate the low - pressure and low -permeability reservoirs and leak - off zones.
为此，针对低压低渗储层的特点，提出采用双封隔器跨隔测试、控制卡距、缩小测试井储是测低压低渗储层的有效方法。
The kernal main technology of the new method is controlling the distance between the packers to minimize the wellbore storage.
分析了胜利油田低压火成岩油藏的地质特征，介绍了几种完井新工艺在该油区12口井中的应用情况。
The geology characters of low-pressure igneous reservoir are analyzed in this paper. The results of several new completion & cementing techniques used in 12 wells in this area are also introduced.
大牛地气田具有低压、低渗、个别井段易漏和固井后易气窜的明显特点。
Daniudi gas field is characterized by low pressure, low permeability, being prone to leakage in some well intervals and being prone to gas channeling after cementing.
高强低密度油井水泥主要解决油田低压、低渗透、易漏失地层固井中出现的井漏问题。
The excel in low density oil-well cement main solution oil field low pressure, the low seepage, easy to leak the lost circulation question which in the stratum well cementation appears.
空气钻井主要应用于中低压地层，可以大幅度提高钻井速度，缩短建井周期，降低钻井成本，但需要昂贵的地面设备。
The air drilling may largely enhance the drilling speed, shorten the drilling time, decrease the drilling cost. The technology, however, needs expensive surface equipments. A …
空气钻井主要应用于中低压地层，可以大幅度提高钻井速度，缩短建井周期，降低钻井成本，但需要昂贵的地面设备。
The air drilling may largely enhance the drilling speed, shorten the drilling time, decrease the drilling cost. The technology, however, needs expensive surface equipments. A …
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