Page 11 - The Rotary Rig and Its Components
P. 11
THE ROTATING SYSTEM
Petroleum Extension-The University of Texas at Austin
The Rotating System
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In this chapter:
• Rotating the drill string and bit
• Supporting the drill stem
• Circulating mud
• Cutting rock
• The telescopic shape of wellbores
he rotating system turns the drill string and the bit to drill a
Thole. The following pieces of rotating equipment make up the For more information on
rotating system (from top to bottom): the rotating system, see
these titles from Unit I of
• The swivel or top drive the Rotary Series:
• The kelly (if used) • Lesson 2: The Bit
• Lesson 3: Drill String and
• A saver sub Drill Collars
• The rotary table • Lesson 4: Rotary, Kelly,
Swivel, Tongs, and Top
• The drill pipe Drive
• Tool joints
• Drill collars
• The bit
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