Diamond Offshore Drilling rig pipe sinks to sea bottom in 'equipment incident'
Diamond Offshore Drilling (NYSE:DO) -2.1% in early trading Tuesday after saying equipment on a rig under lease to BP (BP) ...
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Drill Pipe Information
Drill pipe is hollow, thick-walled piping that transmits drilling fluid and torque through the wellbore to the drill bit on a drilling rig. It is manufactured to withstand severe internal and external ...