循环15次后泡沫性能仍然满足泡沫钻井现场的施工要求。
After circulating 15 times the foam character still can fill the actual requirements of on-site drilling.
简要介绍了气体钻井、泡沫钻井和套管钻井等特殊钻井技术。
Well logging technology and techniques for gas drilling, foam drilling and casing drilling are summarized and analyzed in this paper.
对此，提出如下治理对策：采用新的钻井工艺，引进清水强钻和微泡沫钻井技术；
So, some countermeasures should be taken. New drilling technologies will be introduced including wash boring and micro-foam drilling.
实践和资料说明，罐装泡沫样聚气录井方法是泡沫钻井中气测录井的另一种行之有效的方法。
Practice and results show that the gas survey method with a gas-collecting tank for foam drill fluid samples is another effective method.
粘稠泡沫在对付大量水侵和有效改进岩屑携带能力方面的稳定性，进一步促进了欠平衡泡沫钻井的应用。
The stability of viscous foam in dealing with large water invasion and effectively improving solids carrying capacity further promotes the application of underbalanced foam drilling.
分析了岩溶地层水文水井施工中，泡沫实现平衡压力或欠平衡压力钻井的原理及影响泡沫钻井有效井眼压力的因素。
The principle of reaching balance drilling and under balanced drilling using foam mud in water well drilling in Karst formation was presented.
“哈里·伯顿(可能BP也)应该在将泡沫泥浆注入马孔多钻井之前考虑重新设计它，”信中说。
"Halliburton (and perhaps BP) should have considered redesigning the foam slurry before pumping it at the Macondo well," the letter said.
着重论述了水平井段欠平衡钻井负压差值的选择依据，以及泡沫流体各参数的设计方法。
How to select the proper different pressure of UBD in the horizontal part of the well was discussed in this paper, as well the design of foam parameter.
在原油的钻井、开采过程中，泡沫起到非中重要的作用。
In crude oil drilling, mining process, the bubble has played in non-essential role.
对近几年来我国油田在钻井、完井和采油方面应用泡沫流体的情况作了综述。
The application of foam fluid in drilling, well completion and production in China oil fields in recent years is summarized.
石油钻井过程中，由于井内温度、压力随井深不断地变化，在不同的井深处泡沫流体的流变性会发生明显的变化，给确定泡沫流变性带来了一定的困难。
Because the temperature and pressure are various in different well depth, and the foam fluid rheology change with well depth, it is difficult to determine the foam fluid rheology during drilling.
本文建立的模型可以用于泡沫欠平衡钻井修井理论设计、施工参数优化。
The models developed in this paper can be used for the theoretical design of foam underbalanced drilling and workover and for the optimization of the operation parameters.
由于其独特的优势，泡沫流体钻井已成为欠平衡钻井系列技术中的重要组成部分。
With the particular advantages foam fluid drilling has been the important proportion of underbalanced drilling.
利用泡沫流体进行欠平衡钻井，是一种较安全的钻井技术。
利用泡沫流体进行欠平衡钻井，是一种较安全的钻井技术。
应用推荐