Plug and Abandonment Basics - George E King Petroleum ...

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Surface Plug• On-Shore – depends on local regulations.• Offshore – cement plug 150 ft (45m) longwithin 150 ft (45m) of mud line. Placed in thesmallest string of casing that extends to themud line.3/14/2009 32George E. King EngineeringGEKEngineering.com
Testing of Plugs• Location of the first plug below the surfaceplug shall be verified.– Pipe weight of 15,000 lbs on cement plug, cementretainer, or bridge plug.– Pump pressure of 1,000 psi with maximum 10%drop in 15 minutes.3/14/2009 33George E. King EngineeringGEKEngineering.com
Page 1 and 2: Plug and Abandonment - Producing We
Page 3 and 4: Abandonment Types• P&A - plugged
Page 5 and 6: Well damage increases the P&A cost
Page 7 and 8: Legislative Drivers• Safe Water D
Page 9 and 10: Requirements• Plug thickness (hei
Page 11 and 12: Materials Used in Abandonment• Ce
Page 13 and 14: Cement Plugs• Cement slurry desig
Page 15 and 16: Setting a cement plug• Not as eas
Page 17 and 18: Cement Plug FailureMany cement plug
Page 19 and 20: Diverter Plug on End of TubingA sim
Page 21 and 22: Sand fall rates in various fluids10
Page 23 and 24: General Requirements• Onshore - 1
Page 25 and 26: Isolation of Open Hole• Cement Pl
Page 27 and 28: Isolation of lap joints or liner to
Page 29 and 30: Identifying Channels in Cement Shea
Page 31: Abandonment Gun Systems for Large C
Page 35 and 36: Disclaimer• These slides are very
Page 37: References on Cement Channel Locati

Plug and Abandonment Basics - George E King Petroleum ...

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