Acquisition and Interpretation of Wireline Logs

London: Imperial College, 2013. — 130 p.Introduction – background and key definitions
Petrophysical «rock»
Porosity
Permeability
Saturation
Invasion
Well Logs
Data acquisition
Log presentation
Objectives of wireline log interpretation
Caliper Logs
Gamma Ray Logs
Total Gamma Ray Log
Natural Gamma Ray Spectrometry
Spontaneous Potential
Qualitative interpretation – Permeable zones and Rw/Rmf
Quantitative interpretation
Bulk Density Log [/b]
The Photoelectric Log
Quantitative interpretation – Porosity from Bulk Density
Neutron Log
Quantitative interpretation – Porosity from Neutron Log
Sonic Log
Qualitative interpretation – Gross lithology
Quantitative interpretation – Porosity from Sonic
Lithology and porosity from combined log interpretation
Qualitative interpretation – full log suite
Quantitative interpretation - crossplots
Resistivity Logs
Resistivity theory
Invasion and resistivity
Resistivity tools
Induction tools
Qualitative interpretation – gross lithology and fluids 96
Quantitative interpretation
Exercises