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What is Gas Migration Insights in PMCD Operations about?

The paper presents a well-scale study on gas migration in Pressurized Mud Cap Drilling (PMCD) operations, highlighting discrepancies between observed gas migration rates and predictions from the Taylor bubble velocity correlation. Utilizing a 5200-ft-deep test well, the study investigates the effects of variables such as gas injection rate and bottomhole pressure on gas migration velocity in synthetic-based mud. The findings include the development of a numerical model that correlates experimental results w

Author

Chris Liu

Language

EN