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Fundamentals of Drilling Fishing – Stuck Pipe Problems presentation No. 4

Fundamentals of Onshore Drilling. Fundamentals of Drilling Fishing – Stuck Pipe Problems presentation No. 4. references: Bernt S. Aadnoy , Iain Cooper, Stefan Z. Miska , Robert F. Mitchell, Michael L. Payne: Advanced Drilling and Well Technology . SPE 2009, ISBN: 978-1-55563-145-1.

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Fundamentals of Drilling Fishing – Stuck Pipe Problems presentation No. 4

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  1. Fundamentals of Onshore Drilling Fundamentals of Drilling Fishing – StuckPipeProblems presentation No. 4 • references: • Bernt S. Aadnoy, Iain Cooper, Stefan Z. Miska, Robert F. Mitchell, Michael L. Payne: Advanced Drilling and Well Technology. SPE 2009, ISBN: 978-1-55563-145-1. • Robello G. Samuel, Xiushan Liu: Advanced Drilling Engineering – Principles and Design. Gulf Publishing Company, Houston Texas, 2009, • ISBN: 978-1-933762-34-0. • JoeDeGeare, David Haughton, MarkMcGurk: TheGuide to OilwellFishingOperations (Tools, Techniques and Rules of Thumb).GulfDrillingGuides, Houston, Texas, 2009, ISBN: 978-0-7506-7702-2. • A Primer of Oilwell Drilling. Petroleum Extension Service, Houston, Texas 2001,ISBN:0-88698-194-8. • Robello, R. G.: Downhole Drilling Tools. Gulf Publishing Company, Houston, Texas • 2007, ISBN:978-1933762135.

  2. CausesforFishingOperations

  3. CausesofStuckDrillString

  4. 1. FormationRelatedCausesofStuckDrillString Unconsolidated Formations (sands, gravels) Fractured / Faulted Formations (fault/rubblezones) Mobile Formations (salt, plasticshale) ReactiveFormations (swellingclays)

  5. 2. DrillingOperationRelatedCausesofStuckDrillString Junk in Hole (lostrollercone) Poor Hole Cleaning Keyseat in Doglegs CollapsedCasing

  6. 2. DrillingOperationRelatedCausesofStuckDrillString DifferentialSticking MudCake TooThick Undergauge Hole Worn Bit Gauge Cement Related FlashSetting of Cement

  7. PrincipleofJarringOperation

  8. TechniquesforCatchingtheFish

  9. PrincipleofOvershotOperation

  10. RecoveringorRemovingSmallJunk

  11. VariousTypesofMillingTools

  12. WorkingPrincipleof a Junk Sub

  13. CatchingRollerConeswithJunk Basket

  14. CatchingLoggingCablewith a Wire-Line Spear

  15. Fishing Tools

  16. Fishing Tools

  17. Fishing Tools

  18. THE END!!!

  19. Screwing / UnscrewingDrillpipe

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