• What is stuck pipe?
• Team work
• Stuckpipe mechanisms
• Shale Problems
• Shale hydration
• Bit balling
• Mud types

Stuckpipe Mechanisms

• Settled cuttings
• Warning signs of inadequate hole cleaning
• Hole cleaning
• Shaker evidence
• Flow rates: vertical and horizontal wells
• Packing off
• First actions
• Freeing stuck pipe in a packed hole
• Unconsolidated formation
• Fractured rocks
• Cement blocks
• Wet cement
• Junk

Other Stuckpipe Mechanisms

• Key seating
• Cement blocks
• Green cement
• Junk
• Ledges and doglegs
• Collapsed casing
• Undergauge hole
• Differential Sticking
• Basic facts about rocks: porosity and permeability
• Factors affecting differential sticking
• Warning signs
• Prevention
• Freeing mechanisms