ZTS-42 AP型电磁波随钻测量系统在泡沫钻井中的试验 关键词：泡沫钻井；随钻测量；电磁波 [gap=798]Key words：foam drilling；MWD；electromagnetic
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During the foam drilling, the annular upward velocity is low, which is conducive to the protection of the borehole; 6. Strong suspension ability, which is about 10 times that of conventional drilling fluid;7.
泡沫钻井中使用的是一次性稳定泡沫,泡沫性能的稳定对钻进的顺利进行起到决定性作用。
参考来源 - 静态泡沫体系的稳定性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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.
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