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Analysis on the Application of Turbo Drilling Technology in the Well Tushen 1
详细信息   
摘要
In the deep formation below Changling fault Quantou group,because of the increasingly higher rock drillability grade,low ROP and long drilling period,drilling speed improvement becomes the key problem in this area. The high rotating speed and high torque of turbo drilling can improve the rock breaking efficiency by high rotating speed and high torque,but it has a certain limitation. By the analysis on the speed-up of turbo drilling in the well Tushen 1,turbo drilling has good speed-up effect in fault Denglouku formation,but it isn’t fit to the Yingcheng group tuff formation.

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