Course Outline

• DAY 1
  • What is a “Stuck-Pipe”?
  •   Mechanisms
    • Differential sticking.
    • Inadequate hole cleaning. 
    • Chemically active formation. 
    • Mechanical Stability.
    • Overpressured Formations. 
    • High Dip Sloughing.
    • Unconsolidated Formations.
    • Mobile formations. 
    • Under gauge hole. 
    • Key Seating. 
    • Practical Simulator training
  • GENERAL STUCK PIPE PREVENTION
    • Stuck Pipe is Not Inevitable
    • Bottom Hole Assemblies 
    • Drilling 
    • Tripping
    • Casing and Cementing .
    • Practical Simulator training
• DAY 2
  • STUCK PIPE WARNING SIGNS
    • Erratic torque
    • the smooth torque increase sign of 
    • the maximum pull can be exert on string
    • The Definition of pipe is sticking
    • The definition of hole pack off  Monitor hole condition from analyzing cuttings 
    • Drilling out shoe and cleaning up 
    • avoid junk in the hole 
    • How do we find out that the hole is under gauge ?
    • Practical Simulator training
  •  WELLBORE STABILITY / HOLE PACK OFF
    • Unconsolidated Formation
    • Mobile Formations
    • Fractured/faulted Formations
    • Geopressured Formations
    • Reactive Formations
    • Practical Simulator training
  • DIFFERENTIAL STICKING
    • Good Practices to Avoid Diff. Sticking
    • Mud Properties and Treatments
  • OTHER CAUSES OF STUCK PIPE
    • Key seating
    • Undergauge Hole
    • Wellbore Geometry
    • Junk
    • Green Cement
    • Cement Blocks
    • Collapsed Casing
• DAY 3
  • FREEING STUCK PIPE
    • Freeing Stuck Pipe Flowchart
    • Stuck Pipe Freeing Table
    • Optimum Fishing Time
    • Mechanical Freeing
    • Overpull Calculations
    • Jarring Calculations
    • Packed Off Hole
    • Differential Sticking Decision Tree
    • U-tubing
    • Spotting Fluids
    • Freshwater Pills
    • Inhibited HCI Pills
    • Back-off Shots
    • Practical Simulator training