Global ETD Search
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Showing 1 to 2 of 2 for “"Exploratory drilling"”.
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Analysis and Application of Coal Seam Seismic Waves for detection of Abandoned Mines
… gas release. Often, surface or underground drilling is employed to detect the mine void and evaluate the hazards, sometimes with disastrous results. The use of guided waves within coal seams can be utilized to locate voids, faults, and abrupt seam thickness changes. The use of seam waves for …
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Stochastic modelling for the analysis of blowout risk in exploration drilling.
… model for the analysis of blowout risk in NCS exploratory drilling. The totality of the blowout risk modelling has been secured through examinations of probability models and their influence on risk interpretation and overall analysis objectives; analyses of current physical causal mechanisms …