...层的应用 关键词：泡沫钻井液；陆相地层；发泡剂；元坝地区；元坝22井；元坝123井 [gap=1301]Key words：foam drilling fluid；terrestria1 formation；foamer；Yuanba Area；Well Yuanba一22；Wel1 Yuanba一123 ..
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ebonite foam drilling fluid 硬胶泡沫钻井液
stable foam drilling fluid 稳定泡沫钻井液
micro-foam drilling fluid 微泡沫钻井液
In this article,low density drilling fluid is classified. At present,study and application low density underbalance drillig fluid focus on four aspect:①gas drilling fluid;②aeration drilling fluid;③emulsi on drilling fluid;④foam drilling fluid.
在对低密度欠平衡钻井液进行了分类的基础上 ,认为我国目前低密度欠平衡钻井液的研究与应用基本上集中在气体钻井液、充气钻井液、乳化钻井液、泡沫钻井液 4大类钻井液上。
参考来源 - 中国低密度欠平衡钻井液研究应用现状·2,447,543篇论文数据，部分数据来源于NoteExpress
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.
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。
With the particular advantages foam fluid drilling has been the important proportion of underbalanced drilling.
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。
The application of foam fluid in drilling, well completion and production in China oil fields in recent years is summarized.
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。
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