Application of Horizontal Wells in Mature Basins
A Case History from Kansas

Presented at
Tulsa Geological Society
September 5, 2000

Tim Carr
Kansas Geological Survey

Table of Contents

• Application of Horizontal Wells in Mature Basins: A Case History from Kansas
• Acknowledgements
• University of Kansas
• Presentation Outline - 1
• Presentation Outline - 2
• Potential Targets
• Exploit Remaining Oil and Gas Reserves
• Economic Impact
• Large Potential Target
• Kansas Regional Cross-Section
• Cost Effective High Technology for the Independent Producer
• Remaining Mobil Oil in Place - Quarter Section
• Cumulative Production - Quarter Section
• Recovery Efficiency - Quarter Section
• Lease Level Analysis - 1
• Lease Level Analysis - 2
• Large Potential Target Ness County
• Potential Targets - Regional Level
• Production Data Analysis - Schaben Field
• Core Photograph
• Reservoir Heterogeneity
• Depositional Model
• Geologic Reservoir Description
• Reservoir Facies Skeletal Wackestone - Packstone
• Spicule-Rich Mudstone -Wackestone Facies
• Petrophysical Analysis
• NMR Analysis Core Plugs
• Schaben Field Effective Porosity
• Average Reservoir Pressure
• Reservoir Simulation
  • Reservoir Heterogeneity
  • Performance Prediction - Best Areas for Infill
  • Performance Prediction - Schaben Field
  • Performance Prediction - Boast VHS
• Potential Targets - Regional
• Ness City North Field - Local
• Reservoir Heterogeneity
• Economic Success $?$?$?
• Lessons Learned for Horizontal Well
• Reservoir Characterization
  • Geologic Model
  • Petrophysical Model
  • Initial Reservoir Model
  • Initial Reservoir Model
  • Swi - Core Plugs
  • Sorw - Core Plugs
  • Relative Permeability
  • Capillary Pressure
• Engineering Analysis
  • DST Interpretation
  • Production History Reconstruction
  • Production History Reconstruction
  • Reservoir Simulation - History Match
• Reservoir Simulation Residual Potential - So-ft, 2000
• Performance Prediction Performance Prediction - Infill
• Original Plugged Well
  • Photograph
• Drill Out Cement & Set CIBP
• Set Whipstock - Mill Casing
  • Photograph
• Drill Build Section
  • Photograph
  • Photograph
• Drill Lateral Section
  • Photograph
• Set Liner
• Final Completion
• Rig Time & Job Costs
• Lessons Learned for Horizontal Well
• Where We Are in Kansas

Updated May 2001
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