Welcome to the new Datapages Archives
Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.
AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.
Welcome to the new Datapages Archives
Search Results > New Search > Revise Search
The AAPG/Datapages Combined Publications Database
Showing 1,345 Results. Searched 201,044 documents.
Front Matter, Abstracts: “Banking on the Permian Basin: Plays, Field Studies, and Techniques”
Robert C. Trentham
West Texas Geological Society
... porosity. Both Sonic porosities (Øsonic = 12.1% to 17.2%) and Rxo porosities (Ørxo = 8.9% to 14.9%) are less than Neutron/Density porosity (Ønd = 13.8...
2004
Sedimentology, Diagenesis, and Reservoir Potential of the Pennsylvanian Tyler Formation, Central Montana
Peter T. Stanton, Matthew R. Silverman
Rocky Mountain Association of Geologists
.... Many wells are evaluated without density or neutron porosity logs, largely because sonic logs are thought to indicate more accurate porosity values...
1989
Ultra-Deep Resistivity 3D Inversion Reveals Third Dimension of Faulted Turbidite Sand, Deepwater Sabah, Malaysia
Keng Hung Kok, Sze Fong Kho, Subashini Paramanathan, Angelina Jia Hui Ting, Valsan Vevakanandan, Anna Numpang, Doreen Dayah, Roslan Mokhtar, Mohd Nazmi Othman
Unconventional Resources Technology Conference (URTEC)
... (density, neutron, near wellbore induction resistivity data, and gamma-ray) for a zoom out view of the "P" reservoir sand (Fig. 11) along the drilled...
2021
Horizontal Wells Proving Successful in Steeply Dipping Steam Drive Reservoir Midway-Sunset Field, Kern County, California
J. J. Sande
Pacific Section of AAPG
... initial azimuthal and angle build control. The vertical hole was drilled through the estimated OWC depth and open hole resistivity and density...
1992
Dynamic Baseline on Chromatographic Gas Ratios Analysis: A New Practical Approach for Fluid Characterization and Enhanced Fluid Interpretation in Bekapai Field
S. Ghaniputra, H. Mukmin, H. K. Hidayat, Supriady
Indonesian Petroleum Association
.... In reservoirs with high clay content, Density-Neutron log separation is significantly depressed. Analysis of Gas Chromatograph data is essential to support...
2018
Subsurface Seven Rivers (Guadalupian) Anhydrite-Dolomite Transition, Eddy Co., New Mexico, USA: Modification of a Depositional Facies Change by Permian Meteoric Dissolution, #50800 (2013)
Alton Brown, Robert G. Loucks
Search and Discovery.com
... siltstones/sandstones. A cutoff of 2.88 g/cc was used to identify anhydritic beds from the density or density-porosity curves in Cross Section 3...
2013
Regional stratigraphy, elemental chemostratigraphy, and organic richness of the Niobrara Member of the Mancos Shale, Piceance Basin, Colorado
Aya El Attar, and Matthew J. Pranter
AAPG Bulletin
... of the resistivity log to the presence of hydrocarbons (Passey et al., 1990) (Figure 4). Three curves (sonic, bulk density, and neutron porosity) produce...
2016
Eliminate Pilot Holes. An innovative solution to successful landing and production
L. Pontarelli, M. Viandante, G. Skinner, Y. Liu, B. Yang, M. Rigden
Indonesian Petroleum Association
...ng the landing. Formation Evaluation logs (Density Image, Density/ Neutron, Resistivity, Gamma Ray) are showed in the top track. Figure 9 - Well B, D...
2014
Overpressure compartments in the central paleo-uplift, Sichuan Basin, southwest China
Yifeng Liu, Nansheng Qiu, Zengye Xie, Qianying Yao, and Chuanqing Zhu
AAPG Bulletin
.... Sonic transit time, formation resistivity, bulk density, and neutron porosity obtained from well logs can be used to estimate porosity and, hence, can...
2016
Trapping Characteristics of Upper Miocene Turbidite Deposits, Elk Hills Field, Kern County, California
Stephen A. Reid
Pacific Section SEPM
... of permeability of the third sand body, 26R pool. Permeability used is a function of porosity from density-neutron logs and is based on core data...
1990
How did Channel Systems Survive the Transgressive Period? New Sedimentological Insights from Outcrop, Modern Analog and Subsurface Data in the Lower Kutai Basin
Erlangga Septama, Chandra Mustofa Eka Putra, Pambudi Suseno, A.M. Rizky Andy, Nurul Hasani, Gilang Nuansa Putra, Febri Iswanto, Setyoadi Novantyono
Indonesian Petroleum Association
... with low resistivity in the East. Logs shown are gamma ray, resistivity, density and neutron. Top marker is A. elphidium horizon. Position of cores...
2018
A Hypothesis for the Origin of Hydrogen Sulphide in Devonian Crossfield Member Dolomite, Wabamun Formation, Alberta, Canada
Leslie S. Eliuk
CSPG Special Publications
... (by megascopic inspection, thin section and heating) in Burnt Timber #12 indicates that at least the upper forty feet of apparent porosity on the sonic and neutron...
1984
Horizontal Well Length Optimization Using Application of Genetic Algorithm Model for X Gas Field
Deci Zulvi Amelia, Tutuka Ariadji, Lala Septem Riza
Indonesian Petroleum Association
... corresponds to Middle Selorejo and Lower Selorejo with lower density and lower GR values in those two zones (Figure 4). Lower density implies higher porosity...
2011
A hybrid machine learning model for improving regression of mineral composition estimation using well logging data
Xiaojun Liu, Kezhen Hu, Stephen E. Grasby, Benjamin Lee
International Meeting for Applied Geoscience and Energy (IMAGE)
... transit time, bulk density, photoelectric factor, and neutron porosity. The training set will be converted to square dimensions (√𝑁 × √𝑁), where...
2024
Controls on Gas Production along the Southern Flank of Greater Natural Buttes Field: A Case Study of the Love Area, Uinta Basin, Utah
Steven G. Stancel, Jerome J. Cuzella, Logan Macmillan, Aisha Ragas
Rocky Mountain Association of Geologists
... porosity than Wasatch sandstones and are significantly less permeable. Average grain density is slightly lower in the Mesaverde than in the Wasatch...
2008
Controls on Gas Production along the Southern Flank of Greater Natural Buttes Field: A Case Study of the Love Area, Uinta Basin, Utah
Steven G. Stancel, Jerome J. Cuzella, Logan MacMillan, Aisha Ragas
Utah Geological Association
... for the higher Wasatch grain density in porosity determinations from bulk density wire-line logs results in underestimating Wasatch porosity by 1 porosity...
2008
Lithofacies and porosity heterogeneity of Ordovician–Pennsylvanian successions of the Midland Basin: Implications for wastewater disposal reservoir potential
Amanda Z. Calle, Katie M. Smye, Elizabeth A. Horne, Raymond L. Eastwood,, Robert C. Reedy, and Peter Hennings
AAPG Bulletin
... (>2.8 g/cm3), >6 photoelectric absorption factor, superposition of density and neutron porosity logs, and high and blocky sonic velocities. We also used...
2024
A Depositional Model for the "Main" Interval, Upper Cibulakan Formation: Its Implications for Reservoir Distribution and Prediction, ARII ONWJ
Sena W. Reksalegora, Yohan Kusumanegara, Philip Lowry
Indonesian Petroleum Association
... be recognized throughout the entire ONWJ block. The typical wireline log response of this unit indicates an increase in resistivity, neutron, and density...
1996
Comparisons of Upper Devonian and Lower Silurian Tight Formations in Pennsylvania--Geological and Engineering Characteristics
Christopher D. Laughrey, John A. Harper
AAPG Special Volumes
... shales makes it ideal for placing fairly precise formation boundaries on the rocks. Neutron and density logs are routinely utilized to determine high...
1986
Trapping Characteristics of Upper Miocene Turbidite Deposits, Elk Hills Field, Kern County, California
Stephen A. Reid
Pacific Section of AAPG
... is a function of porosity from density-neutron logs and is based on core data. No calculated permeability exists updip of the sand body in the N shale...
1990
Application of Borehole Images to Three-Dimensional Geometric Modeling of Eolian Sandstone Reservoirs, Permian Rotliegende, North Sea
Stefan M. Luthi, Jayanth R. Banavar
AAPG Bulletin
... porosity graphs in Figure 3 (essentially "effective" or clay-compensated density-neutron porosity) show an interesting relationship with bedding...
1988
Impact of Pore Pressure on Modeled Hydraulic Fracture Geometry and Well Spacing in the East Duvernay Shale Basin, Canada
Farhan Alimahomed, Eric Wigger, Matthew Drouillard, Gabriel Garcia Rosas, Christen Kolbeck
Unconventional Resources Technology Conference (URTEC)
... 1 Gamma ray 2 Resistivity 3 Density, neutron, PEF 4 Volumetric mineralogy 5 Total Organic Carbon (TOC), Total and effective porosity 6 Total...
2019
Sedimentology of the Mungaroo Formation in the Echo-Yodel Field: A Borehole Image Perspective
A. A. Bal, J. D. Prosser, T. J. Magee
Petroleum Exploration Society of Australia (PESA)
... wireline LWD ADN (Azimuthal Density Neutron), FMI (Fullbore Formation Microlmager), FMS (Formation MicroScanner), SHDT (Stratigraphic High...
2002
Horizontal Well Drilling in the Kutubu Project, Papua New Guinea
M. S. DeVries, R. D. Parrish, J. L. Ryan
Papua New Guinea (PNG) Petroleum Convention Proceedings
... be that no drill pipe-conveyed logging would be required. • An azimuthal-density-neutron (ADN) tool would be run in a reaming mode after drilling...
1996
Stratigraphic Framework, Structural Styles and Seismic Signatures of Downdip Yegua Gas-Condensate Fields, Central Wharton County, Texas Gulf Coast
Thomas E. Ewing , Grant Fergeson
GCAGS Transactions
... and density-neutron logs and requiring detailed EPT-Microlog analysis. These sandstone bodies have been interpreted to represent proximal to distal delta-front...
1991