AGGTech Formation Evaluation



*Formation Evaluation overview

*Rock classification system

*Log data acquisition

*Log headers presentation

*Summary of procedures used in log interpretation

*Borehole environment and invasion profiles

*Logging tools including GR, SP, sonic, density, neutron, image logs, NMR and resistivity tools – their principles of operation, data acquisition & interpretation, limitations and various corrections applied to the tools

*Effect of the presence of hydrocarbons, clays, secondary porosity, open fractures, overpressure intervals on the apparent porosity of tools

*Porosity calculation from individual tools *Determination of lithology and mixture porosity in complex formations

*Saturation determination *Calculation of formation water resistivity and shale volume

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