Topographic influence on stability for gas wells penetrating longwall mining areas

Keyphrases

• Borehole 25%
• Coal Mining 25%
• Delamination 50%
• Expected Performance 25%
• Gas Well 100%
• Ground Movement 25%
• High Ratio 25%
• Lateral Shear 25%
• Lateral Strain 50%
• Longwall 50%
• Longwall Mining 100%
• Mining Area 100%
• Piercing 25%
• Sequential Removal 25%
• Shale Gas Well 25%
• Shallow Depth 25%
• Shear Offset 100%
• Strain Distribution 25%
• Strain Magnitude 25%
• Surface Topography 25%
• Tensile Failure 25%
• Topographic Condition 25%
• Topographic Influence 100%
• Valley Floor 25%
• Vertical Strain 25%
• Vertical Well 25%
• Vulnerability 25%
• Weak Interface 25%
• Well Trajectory 50%
• Wellbore Instability 25%

Engineering

• Borehole 25%
• Coal Mining 25%
• Delamination 50%
• Gas Well 100%
• Ground Movement 25%
• Lateral Strain 25%
• Longwall Mining 100%
• Overburden 75%
• Reduce Distortion 25%
• Shale Gas 25%
• Significant Change 25%
• Surface Topography 25%
• Tensiles 25%
• Wellbore 25%

Earth and Planetary Sciences

• Borehole 25%
• Delamination 50%
• Gas Well 100%
• Ground Motion 25%
• Lignite Mining 25%
• Longwall Mining 100%
• Overburden 75%
• Shale Gas 25%