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What is Top Drive vs. Rotary Table in Drilling about?

The document discusses the main systems used on drilling rigs: hoisting, rotating, circulating, power, and pressure control. It focuses on rotating equipment which includes the rotary table to provide rotational force to the drillstring, the Kelly to transmit rotational motion from the rotary table to the drillstring, and the top drive which serves as an equivalent to the Kelly and rotary table. The rotary table uses a master bushing and Kelly bushing to transmit rotational torque to the Kelly, which then t

Author

True Story

Language

EN