Analyzed and discussed are the phenomena appeared in the logging data from air-drilling well, which aimed at selection of log series and log interpretation for air-drilling well in the future.
针对空气井测井中出现的现象进行了分析与探讨，旨在为今后空气井测井系列的选择与解释奠定基础。
To solve the problem of well bore cleaning during air and mist drilling, the test device is the key equipment and essential means.
解决空气雾化钻井井眼净化问题，试验架是关键装置、基础设备和必要手段。
The air-driven down-hole hammer drilling is still very effective and speedy in well drilling in karst limestone area.
在水文水井中，气动潜孔锤钻进仍可发挥它高效率、高速度的作用。
KQC series of air hammers used in gas drilling can solve certain problems, such as lower ROP(Rate of Penetration) and well deviation, which occurred in mud drilling in above medium hard formation.
在油田气体钻井中使用KQC系列空气锤，解决了泥浆钻井在中硬以上地层中钻速慢、易井斜的难题。
In a construction of water source well in Zhangzi County, Shanxi, we used available 7/9 air compressor and TB850/50 slurry pump, and foam pressurized drilling technique.
在山西长子县某水源井施工中，利用现有7/9压风机与TB850/50泥浆泵设备，采用泡沫增压钻进技术进行钻探。
In the end, the paper points out that under the present working conditions of the drilling pumps, the conventional computing method of the air accumulator can be used as well.
文章最后指出，在现有钻井泵的实际工况下，空气包的常规计算方法完全可以应用。
However, with the well number increasing, the drilling tool failure is outstanding gradually, which has safe effect and extends the application of air drilling.
随着气体钻井数量的增加，钻具失效问题日益突出，已影响到气体钻井的安全和推广应用。
The designed testing system in the paper can complete these tests as to air pressure, airflow rate, rotary speed, bit weight and drilling depth in the process of well drilling.
本文设计的物探钻具性能测试系统可完成对钻井过程中的空气压力、空气流量、转速、钻压、钻井深度等参数的测试。
In conducting coastal open air placer mining or shore-based well drilling to exploit seabed mineral resources, effective measures must be taken to prevent pollution to the Marine environment.
露天开采海滨砂矿和从岸上打井开采海底矿产资源，必须采取有效措施，防止污染海洋环境。
Model QW50A Air Operated Slips is a wellhead tools. Mainly used to clipping tubing and drilling rod which raise or put down at well repairing service operation.
QW50A气动卡瓦是油田修井作业时，安装在井口上用于卡紧油管及类似管柱的一种工具。
So the research on the output performance of the air PDM is of great significance for the gas drilling during the horizontal well drilling.
因此，研究气体螺杆钻具在井下的输出性能对水平井气体钻井有着非常重要的意义。
So the research on the output performance of the air PDM is of great significance for the gas drilling during the horizontal well drilling.
因此，研究气体螺杆钻具在井下的输出性能对水平井气体钻井有着非常重要的意义。
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