Showing 21 - 40 results of 642 for search 'GEOLOGY AND DRILLING LABORATORY', query time: 1.00s Refine Results
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    ...Signal attenuates while Measurement-While-Drilling (MWD) mud pulse is transmited in drill string...
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    Subjects: ...foam drilling...
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    by Yuanhua Lin, Xiangwei Kong, Yijie Qiu, Qiji Yuan
    Published 2013-01-01
    ... drilling operations. With consideration of the important factors such as virtual mass force, drag force...
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    ...A mathematical model for predicting the attenuation of measurement while drilling (MWD) pressure...
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    ... mechanics parameter testing and geological features detection based on drilling parameters....
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    ...The Japanese researches participated in the Dry Valley Drilling Project (DVDP) in the McMurdo Sound...
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    ...The Japanese researches participated with the Dry Valley Drilling Project (DVDP) in the McMurdo...
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    Article