Stuck Pipe Prevention

• Stuck pipe is not inevitable
• Bottom hole assemblies
• Drilling
• Tripping
• Casing & Cementing

 Oil Field Surface Operations

• Unconsolidated Formations
• Reactive Formations
• Fractured or faulted Formations
• Geopressured Formations

Mechanical Causes of Stuck Pipe

• Under gauge hole
• Mobile Formations
• Well bore geometry
• Poor hole cleaning
• Key seating
• Collapsed casing
• Junk
• Cement related

 Differential Sticking

• Avoidance

    Diagnosis of Stuck Pipe

• Freeing stuck pipe
•  Fishing Tools and operation