Numerical Analysis of the Stress Distribution and Concentration Factors of the Tool Joint of the Directional Drill Pipe
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DOI: 10.1155/2023/8106535
Abstract: With the wide application of directional drilling technology in coal mine predraining boreholes, the failure problem of the tool joint of the directional drill pipe has become one of the main factors restricting the drilling… read more here.
Keywords: drill pipe; tool joint; joint directional; directional drill ... See more keywords