Page 8 - Petrophysics

Permeability from Well Test Data, 180
Statistical Zonation Technique, 185
Problems, 193
Nomenclature, 196
Subscripts, 197
Superscripts, 198
Greek Symbols, 198
References, 198

CHAPTER 4
Formation Resistivity and Water Saturation . . . . . . . . . . 203
Formation Resistivity Factor, 204
Resistivity Measurement, 204
Determination of Formation Water Resistivity, 206
Correlation between FR and Porosity, 2 17
Correlations between FR and Tortuosity, 2 19
Correlations between FR and Cementation, 221
Theoretical Formula for FR, 224
Correlation between FR and Water Saturation, 229
Correlation between FR and Permeability, 239
Resistivity of Shaly (Clayey) Reservoir Rocks, 242
Water Saturation in Shaly (Clayey) Reservoir Rocks, 243
Approximate Shale Relationship, 249
Generalized Shale Relationship, 250
Flow Units for Shaly Sandstones, 253
Lab-Derived Evaluation of Shaly (Clayey) Reservoir Rocks, 257
Log-Derived Evaluation of Shaly (Clayey) Reservoir Rocks, 283
Formation Evaluation, 283
Core Analysis, 284
Well Log Analysis, 285
Problems, 301
Nomenclature, 305
Subscripts, 308
Greek Symbols, 308
References, 309

CHAPTER 5
Capillary Pressure . . . . . . . . . . . . . . . . . . . . . . . . . 313
Capillary Pressure, 3 13
Derivation of the Capillary Pressure Equation, 3 14
Capillary Rise, 318
Capillary Pressure J-Function, 320
Semipermeable Disk Measurement of Capillary Pressure, 322
Measurement of Capillary Pressure by Mercury Injection, 324
Centrifuge Measurement of Capillary Pressure, 330
Laboratory Procedure, 330
Calculation of Centrifuge Capillary Pressure Data, 333