Preliminary Carbon Dioxide (CO2) Sequestration Characterization, Dare, Tyrrell and Hyde Counties, North Carolina, #80258 (2012)

Jeffrey C. Reid, Elizabeth A. DePoy, Kenneth B. Taylor

Search and Discovery.com

.... The spontaneous potential (SP) salinity estimates of formation water resistivity used to determine TDS tend to be more saline (NaCl) than those determined...

Abstract: Applications of Advanced Borehole Geophysics to Groundwater Resources Management; #90172 (2014)

Robert G. Maliva, Thomas M. Missimer

Search and Discovery.com

... potential, resistivity (lateral and dual-induction), sonic (acoustic), temperature, fluid resistivity, and flow meter logs. Density and neutron logs...

Theoretical Investigation of Water Blocking in Unconventional Reservoirs Due to Spontaneous Imbibition and Water Adsorption

Lichi Deng, Michael J. King

Unconventional Resources Technology Conference (URTEC)

... the potential hydrocarbon mobility reduction, water adsorption and counter-current flow production due to spontaneous imbibition. An analytic solution...

Electric Log Detection of Diagenetically Altered Reservoirs and Diagenetic Traps

William R. Almon , Alvin L. Schultz

GCAGS Transactions

... significantly reduced pore throat diameters. Figure 5. Spontaneous potential and resistivity log suite for Smackover well "A" indicates a water-bearing...

Stratigraphy, Production, and Reservoir Characteristics of the Caney Shale in Southern Oklahoma

Richard D. Andrews

Oklahoma City Geological Society

... resistivity (Rt) and porosity (from density and neutron logs) seem adequate to calculate reasonable values of water saturation (Sw). Values of Rt (~30-50 Ω...

Abstract: Characterization of Spontaneous Water Imbibition into Gas-Saturated Rocks, by R. Horne; #90911 (2000)

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Distribution of Upper Cenozoic Carbonate-Cemented Sandstones, Kuche Depression, Northwest China: Insights from High-Resolution Borehole Micro-Resistivity Imaging

Guangfa Zhong, Zaitian Ma, Ruilin Liu, Ningfen Wu

Journal of Sedimentary Research (SEPM)

..., whereas a shale bed has typical high values in gamma ray and spontaneous potential logs (Fig. 2). In this way, interpretation of the images...

Wireline Logging of Continuously Cored Slimhole Wells

David B. Waghom, Alan M. Sibbit

Indonesian Petroleum Association

.... Originally sonic transit time logs were used to estimate porosity and electrical logs (short and long normals and spontaneous potential) to estimate formation...

Drowned Barrier Bar and Tidal Inlet Sequences in Buckner-Sesser-Valier Fields, Franklin County, Illinois: ABSTRACT

Victor R. Young

AAPG Bulletin

... 9. (September) Nearly 400 electric logs, using spontaneous potential and resistivity curves, were analyzed in a study of the Aux Vases Formation...

ABSTRACT: Sequence Stratigraphy of the Upper Cretaceous Niobrara Formation, A Bench, Wattenberg Field, Denver Julesburg Basin, Colorado, by Remington LaChance, Lisa E.; Robinson, Mark C.; #90142 (2012)

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30+ Years … Petroleum Geochemistry: Basin Evaluation and Field Development; #42457 (2019)

Paul C. Henshaw

Search and Discovery.com

... the petroleum system (Katz, ed., 1994). “Early” geochemistry was used with electric and petrophysical logs, development of models for water/rock...

Resistivities and Chemical Analyses of Selected Oil and Gas Field, Water Well, and Spring Waters, Utah (C-87)

J. Wallace Gwynn

Utah Geological Survey

... spontaneous potential (SP) curves on geophysical logs and through resistivity methods. In Utah, however, the presence of salts other than NaCl, shifting SP...

New NMR-Based Methodology for Inferring the Presence of Movable Heavy Oil in Reservoir Layers, Romero, Pedro A.; Acosta, Nestor; Serrano, Hiran, #90100 (2009)

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An Integrated Approach to Reservoir Characterization in the Illinois Basin: Multidisciplinary Studies

D. F. Oltz, H. E. Leetaru, B. Seyler, S. T. Whitaker

AAPG Special Volumes

... potential (SP) resistivity logs. Detailed stratigraphic correlations of wireline logs within the field indicate that the Cypress Formation may be separated...

Identification of Zones of Progressive Hydrothermal Metamorphism from Wireline Logs and Their Correlation to Reservoir Temperatures in the Salton Sea and Westmorland Geothermal Systems, Imperial Valley, California

F. S. Muramoto, W. A. Elders

Pacific Section SEPM

... and Tewhey, 1977). Using spontaneous potential (SP) and resistivity logs combined with the study of well cuttings, Randall (1974) determined...

Geology of Project Wagon Wheel Nuclear Stimulation Project

Jack Shaughnessy, R. H. Butcher

Four Corners Geological Society

... reading of the spontaneous potential for a reliable interpretation of the formation water resistivity (see Graphic Summary, fig. 7). Figure 7. Graphic...

High-Resolution Allostratigraphic Analysis of the Upper Jurassic (Callovian-Oxfordian) Roseray Formation, Southwestern Saskatchewan

D. G. P. Labelle, K. M. Bergman

CSPG Special Publications

.... The well logs show a decrease in the spontaneous potential signal and a corresponding increase in the resistivity signal in the northwest part of the study...

The Impact of Geologic Reservoir Characterization on the Flow Unit Modeling at the Kern River Field, California, USA

Elliott P. Ginger, William R. Almon, Susan A. Longacre, Cynthia A. Huggins

Special Publications of SEPM

... the formation water in the field is basically fresh and thereby indistinguishable from oil, the SP log is virtually useless and the resistivity logs became...

Deep-Basin Lignite in Northwest Louisiana

Harold D. Nilsson

GCAGS Transactions

... which is used to identify it on an E-log. Parameters usually included in E-logs are spontaneous potential (SP), short and long normals (SN and LN...

Geophysical Investigation Using Resistivity and GPR: A Case Study of an Oil Spill Site at Seberang Prai, Penang

Zaw Win, Umar Hamzah, Mohd Azmi Ismail, Abdul Rahim Samsudin

Geological Society of Malaysia (GSM)

... imaging (ERI), electromagnetic induction, spontaneous potential and vertical resistivity profiling (VRP) are techniques that are routinely used...

AAPG Methods in Exploration, No. 16, Chapter 2: Spontaneous Potential

George Asquith and Daniel Krygowski

AAPG Special Volumes

...AAPG Methods in Exploration, No. 16, Chapter 2: Spontaneous Potential George Asquith and Daniel Krygowski 2004 21 30 Basic Well Log Analysis (Second...

Oil Recovery in a Low-Permeability, Wave-Dominated, Cretaceous, Deltaic Reservoir, Big Wells (San Miguel) Field, South Texas

Noel Tyler, J. Crispin Gholston, W. A. Ambrose

AAPG Bulletin

... by the magnitude of the spontaneous potential (SP) deflection on wireline logs. Low-permeability coastal-plain deposits display a subdued SP response. Adjacent...

Geocellular Model for Tertiary Reservoirs in Manhera Tibba Gas Field, Jaisalmer Basin, Rajasthan, India; #20456 (2019)

Rajesh Pandey, B.P. Nonia, S. Mahanti, U.C. Pradhan, Abhayanand S Maurya

Search and Discovery.com

... measurements of the physical parameters viz. resistivity, bulk density, interval transit time, spontaneous potential, natural radioactivity...

Advances in Wireline Logging Technology - Workshop Summary

L. Mark Larsen, Dan Buller, Gary James Frisch, Ronald E. Bothner, John S. David, Rob North

PTTC

... Spontaneous Potential and Resistivity tools became available decades ago. Today wireline logging tools provide basic reservoir data to operators...

Fit-for-Purpose Log Conditioning as Applied on the F-A Gas Field in the Bredasdorp Basin, Offshore South Africa; #42339 (2019)

Abdullah Jawoodien

Search and Discovery.com

... of the wells. Gamma ray and resistivity are logged in all the wells and most of the wells are logged with neutron porosity, caliper, spontaneous potential...