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The AAPG/Datapages Combined Publications Database
Showing 2,094 Results. Searched 200,685 documents.
Deciphering Seismic Amplitude Language; #41981 (2017)
Luis Vernengo, Eduardo Trinchero, Satinder Chopra
Search and Discovery.com
...-impedance volume through wells 1 and 2 as shown in the inset. The two overlaid curves are the spontaneous potential in red and the resistivity in blue...
2017
The Effect of Differences in Interpretation on the Lithological Evaluation of Electric Logs
Brian Hitchon
CSPG Bulletin
... and normal resistivity curves, as well as the spontaneous potential curve, and were to be designated "2." No beds were to be classified as sandy shales...
1964
Hydrocarbon Prosepecting Using "Quick Look" Bulk Volume Water
Mark H. Franklin
Rocky Mountain Association of Geologists
...). For this neural network application, the spontaneous potential (SP), and deep induction logs were used as predictors of GR response. This relationship was trained...
1997
Computerized Database Applications to the Lower Cretaceous Mannville Group of the Lloydminster Area, Canada: Principles, Concepts and Approaches.
Peter E. Putnam, J. Edward Klovan
CSPG Bulletin
... is available from about 12,000 wells, most of it in the form of well logs with spontaneous potential and resistivity logs being the most common...
1987
Thermohaline Pore Water Trends of Southeastern Louisiana Revisited
Jeffrey S. Hanor
GCAGS Transactions
... in quotes. 1. Evidence for large scale thermohaline fluid migration is critically dependent on salinity values derived from spontaneous potential (SP) logs...
1999
Characterizing the Near Surface with VSP and Well Logs
Search and Discovery.com
... of Calgary’s undergraduate geophysics field school. A suite of well log measurements including spontaneous-potential, gamma-ray, resistivity, caliper...
2013
High-resolution Electrical Borehole Images While Drilling
Jeremy Lofts, Stephen Morris
AAPG Special Volumes
... the last 30 yr from single-button, wireline-deployed dipmeter pads on an articulated arm measuring spontaneous potential (SP) or microelectrical (galvanic...
2010
Low-Rank Coals of the Wilcox Group, East-Central Texas: Coalbed Methane Resources, Potential for CO2 Sequestration, and Enhanced Methane Production
W. B. Ayers, Jr., S. K. Ruhl, M. Hoffman, J. A. Rushing, Duane A. McVay, R. I. Ramazanova
West Texas Geological Society
... using conventional oil and gas well logs (typically, spontaneous potential and resistivity surveys) that do not uniquely identify coal. Coal...
2005
Creation and utility of a large fit-for-purpose earth model in a giant mature field: Kern River field, California
Dale Beeson, Katrina Hoffman, Dave Larue, Jerry McNaboe, and Janae Singer
AAPG Bulletin
... and the evolution of fluid phase and saturations. Wells with resistivity logs may also have spontaneous potential logs. However, owing to variability...
2014
A Case Study of Gas Hydrates in Offshore NW Sabah, Malaysia: Implications as a Shallow Geohazard for Exploration Drilling and a Potential Future Energy Resource
Goh Hui Sin, John Jong, Steve McGiveron, Jim Fitton
Geological Society of Malaysia (GSM)
..., spontaneous potential and resistivity (Kvenvolden and Lorenson, 2001; Goodman, 1980). When the gas hydrates are present, the electrical resistivity log...
2017
Spontaneous potential: Key to understanding continuous and conventional gas in Upper Cretaceous sandstones, deep eastern Greater Green River Basin, southwest Wyoming
Charles E. Bartberger and Ira Pasternack
AAPG Bulletin
... representative portions of gamma-ray (GR), spontaneous potential (SP), and deep-resistivity (Rt) curves from shallow Neogene strata to Upper Cretaceous...
2015
Overview of the Wilcox, a Unique Group in Louisiana
Douglas Carlson, Thomas Van Bierse
GCAGS Transactions
... and the underlying Midway Group are determined from examination of spontaneous potential (SP) and resistivity logs. In general, the SP log trace moves...
2009
Evaluation of Organic Matter and Subsurface Temperature and Pressure with Regard to Gas Generation in Low-Permeability Upper Cretaceous and Lower Tertiary Sandstones in Pacific Creek Area, Sublette County, Wyoming: ABSTRACT
B. E. Law, C. W. Spencer, N. H. Bostick
AAPG Bulletin
... to the development of this overpressuring. A reversal of the spontaneous potential curve is nearly coincident with the top of overpressuring and is probably caused...
1980
Site-Scale Evaluation of Geologic Carbon Storage at the Matagorda Island Leasing Area, Offshore Texas
Jarely Mendez, Isabella Andrade, Augustine J. Effiong, Emmanuel Paul Irumhe, Benjamin O. Lawson, Basel A. Shabab, Ryan Pollyea
Carbon Capture, Utilization and Storage (CCUS)
.... Neutron porosity (NPHI), bulk density (RHOB), spontaneous potential (SP), and resistivity (RES) curves were crucial for understanding lithological...
2025
ABSTRACT: Role of Petrographic Analysis in Wireline Log Interpretations, by William L. Harmon; #91037 (2010)
Search and Discovery.com
2010
Gulf Coast Logging
Gunnar J. Teilmann, Robert E. Murphy
New Orleans Geological Society
... evaluation needs. The Dual Induction log typically provides three resistivity measurements and a Spontaneous Potential (SP) curve. The Deep Induction...
1991
Well Log Analysis Concepts in Clastic and Argillaceous US Gulf Coast Sediments
Walter H. Fertl
GCAGS Transactions
..., pressures affect drilling: World Oil, June, 1972-March, 1973. Fertl, W. H., and W. Vercellino, 1978, Predict water cut from well logs: Oil and Gas Jour...
1980
ABSTRACT: Geothermal and Geopressure Assessment with Implications for Carbon Dioxide Sequestration, Lower Tuscaloosa Formation, Louisiana, by Timmon Drumm and Jeffrey A. Nunn; #90158 (2012)
Search and Discovery.com
2012
CORRELATION OF THE SUNBURST ZONE WITH THE SECOND CAT CREEK ZONE IN NORTHWESTERN AND CENTRAL MONTANA
John J. Schulte
Montana Geological Society
... field in central Montana. Attention is called to the electrical resistivity decrease on the mechanical logs at the top of the Sunburst-Second...
1966
Abstract: Geophysical investigation of the Gullbridge tailings facility, central Newfoundland, Canada
Andrew G. Blagdon, Alison M. Leitch
Atlantic Geology
... structural issues. In particular, ground-penetrating radar (GPR), direct-current resistivity (DCR) and spontaneous-potential survey methods were used...
2018
Oligocene shallow-water lacustrine deltas of the Baxian sag of Bohai Bay Basin, eastern China: Depositional response during rift-to-thermal tectonic subsidence transition
Chuanyan Huang, Hua Wang, Hongwei Zhang, Jianping Wu, and Yingjie Liu
AAPG Bulletin
... Form.; Rt/Ω·m = true formation resistivity (the unit is ohm meters); Sp/mv = spontaneous potential (the unit is m volt). During...
2018
Field Summary: Rulison Field
C. Martinez, Herb Duey
Rocky Mountain Association of Geologists
...: 1190 MCFGID Pressures: FTP 150, FCP 250, SIP 500 (114" choke) LOGGING PRACTICES Density-porosity, Gamma Ray, Induction Spontaneous Potential. All logs...
1982
Lithology Logging and Mapping Techniques: Chapter VII
George B. Asquith, Charles R. Gibson
AAPG Special Volumes
.... The equation for SSP is: [EQUATION] Where: SSP = static spontaneous potential K = 60 + (0.133 formation temperature) Rmf = resistivity of mud...
1982
Geology of Wagon Wheel Nuclear Stimulation Project, Pinedale Field, Wyoming
Jack Shaughnessy , R. H. Butcher
AAPG Bulletin
... of the spontaneous potential for a reliable interpretation of the formation-water resistivity. Interpretation of the acquired data determined that the Pinedale...
1974