CO2Flooding--How it works

Figure showing effect of injection on oil production. Pulses of CO2 mobilize the oil. Pulses of water drive gas and oil to the production well. Use your browser's "Reload" button to view the animation again.

movement of oil to production wells by pulses of CO2 injected

When CO2 is injected into a reservoir at a pressure > Minimum Miscibility Pressure (MMP) then the following mechanisms occur:

Extraction/Mobility, Viscosity Reduction, Oil Swelling

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Kansas Geological Survey
Updated May 1999
Technical comments or questions to Alan P. Byrnes, Kansas Geological Survey
Web comments to webadmin@kgs.ku.edu
URL=http://www.kgs.ku.edu/CO2/evaluation/slide03.html
KU Energy Research Center CO2 Project

Potential for CO2 Enhanced Oil Recovery in Kansas

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