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

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Repair of Channels - Cement Squeezes• Types (some names anyway)– Block squeeze– Cement Packer– Suicide squeeze– Breakdown squeeze– Running and Walking squeezes– Hesitation squeeze• What is used depends on both what is neededand the experience of the operator.3/14/2009 30George E. King EngineeringGEKEngineering.com
Abandonment Gun Systems for Large Casing• Can be designed to shoot throughone very large diameter casingstring without hitting the outercasing string.– 11.875”– 13.375”– 16”A grouped setof perforatingguns within alarge casing.• Key design factor: Inexpensive wayto put charges near casing wall –does not require single body verylarge guns that are difficult to findand difficult to handle.3/14/2009 George E. King EngineeringGEKEngineering.com31From Phil Snider
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: Identifying Channels in Cement Shea
Page 33 and 34: Testing of Plugs• Location of the
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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