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The AAPG/Datapages Combined Publications Database
Showing 1,342 Results. Searched 200,616 documents.
Horse Creek
Ramsay A. Barrett, Fred Crockett, JoAnn True
Wyoming Geological Association
... - Cretaceous Lithology: Sandstone Porosity: 10% (from CND log, Horse Shoe Creek T84X-31G sec 31-17N-68W) Permeability: Unknown Average Pay Thickness: 10 feet Oil...
2011
LWD Density-Neutron Image Logs in Clastic Facies Evaluation - Example From Offshore Niger Delta, by Mohammed Doghmi, Taofeek Ogunyemi, and Peter Schlicht; #90037 (2005)
Search and Discovery.com
2005
Squaw Canyon (Oil), T. 38 S., R. 26 E., SLPM, San Juan County, Utah
Duane H. Buckner
Four Corners Geological Society
... Creek zones and test as appropriate; run logs (electric, density-neutron, sonic, and dipmeter); if commercial production is indicated, run 4 ″ or 5...
1983
Cool Shale in the Udang Formation, South Belut Sub-Basin
Budi R. Permana, Miftahul Firdaus, Retno Wijayanti, Lukman Hidayat
Indonesian Petroleum Association
... on consideration of multiple “clay indicators” evaluated statistically. These log-based clay indicators include the single neutron log, density log...
2015
The Practical Use and Application of theMagnetic Resonance Imaging Log in the Piceance Basin
Paul Lipinski, John Gregg, Mike Mullen
Rocky Mountain Association of Geologists
... approximately 4 feet, which often results in a smoothed porosity log relative to the neutron-density device. The Schlumberger (CMR) device is a pad-mounted...
2003
Development of a Universal Physics-Based Resistivity Model for Estimation of Fluid Content in Unconventional and Conventional Reservoirs
Sabyasachi Dash, Zoya Heidari
Unconventional Resources Technology Conference (URTEC)
... ray, deep resistivity, bulk density, and neutron porosity) and photoelectric factor. We used elemental capture spectroscopy (ECS) data as input...
2022
Low-Resistivity, Low-Contrast Productive Sands
Robert M. BOB Sneider, John T. Kulha
New Orleans Geological Society
.... The interval from 325 to 335 meters tested at 5.4 MMCFPD. Similar wells produce at more than 700 BOPD. The decrease in the neutron-density porosity...
1993
A New Approach of Thin Bed Analysis Using Innovative LWD Imaging to Improve Net-Pay
Restio Brata, Mario Petricola, Hengky NG, Rahmi Kemalawati, Budiyono, Yus Willian, Bambang Pujasmadi, Aditi Pal
Indonesian Petroleum Association
.... The SHARP methodology utilizes SRES, standard resolution logs (Gamma Ray, Resistivity, Density, Neutron) and formation evaluation result to build...
2016
Comparison of Image Logs to Nuclear Magnetic Resonance Logs, #70169 (2014).
Charles H. Smith, Kyle Nelson, Ashely Hall
Search and Discovery.com
... events caused by mineral deposition in the fractures. Any of these situations alter the ability of standard density/neutron porosity to describe...
2014
AAPG Archie Series, No. 1, Chapter 12: Low-resolution Techniques
Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia
AAPG Special Volumes
... analysis of the depicted interval uses a cutoff on the gamma ray (GR) to identify net sand. Porosity is computed from the bulk-density log (RHOB...
2006
1-D Stratigraphic Analysis
Charles Kerans, Scott W. Tinker
Special Publications of SEPM
... attributes unique compared to the names of the wireline log data (e.g. core analysis porosity, density-neutron porosity, and sonic porosity). 47 Sequence...
1997
Reporting Accuracy in Resource Estimation of Conventional and Unconventional Accumulations
Malvin Bandal
Indonesian Petroleum Association
... that the smallest interval is 0.20 gm/cc in a density log that displays values over a range of 1.95 to 2.95 gm/cc, Figure 1. Porosity is the amount of pore...
2012
Abstract: Prospects Maturation of Unique Globigerina Limestone by Integration of Formation Evaluation and Pre-Stack Seismic Inversion Analysis; #91209 (2025)
Hendra Himawan, Indra Sumantri
Search and Discovery.com
... Volume of Clay (VCl) Calculation Method IGR Clavier GR Log Phi Validated by Core Data Density Porosity (Phi) Calculation Method: Neutron-Density x-plot...
2025
An Unsupervised Stochastic Machine Learning Approach for Well Log Outlier Identification
Ridvan Akkurt, Bhuvaneswari Sankaranarayanan, Vanessa Simoes, Hiren Maniar, Per Irgens, Ben Hoffman, Kevin Fisher
Unconventional Resources Technology Conference (URTEC)
... on their distance from the main body of the data and by their magnitudes. Both the bulk density and neutron porosity readings are at the extreme low-end...
2022
Unique Gamma Ray Log Signature - Genesis and Implication to Reservoir Characterization: Case Study in Corridor Block, South Sumatra Basin
Budi R Permana, Yan Darmadi, Miftahul Firdaus, Irfan Yuliandri Syukri
Indonesian Petroleum Association
... volume (VSH) calculation using GR is not representative of the true VSH (Permana, et al., 2015). Fortunately, the density-neutron log is unaffected...
2019
Abstract: Oil Occurrence in Oman: Oil-Bearing Sediments of Gondwana Glaciation
Bruce K. Levell
Houston Geological Society Bulletin
... these facies from wireline logs using quantitative analysis of density and neutron logs and qualitative information from other logs. Lateral facies...
1989
Abstract: Seismic and lithological characterization and source rock potential of the Aptian Naskapi Shale Member, Logan Canyon Formation, offshore Nova Scotia, Canada
Anne C. Hargreaves, F. W. Richards, Ricardo L. Silva, Grant D. Wach
Atlantic Geology
... heat flow, total organic carbon, X-ray fluorescence, wireline log data from gamma ray, sonic, density and neutron logs, lithological descriptions from...
2018
Abstract: Dolomitization Of An Eocene Lacustrine Carbonate Oil Reservoir, Eagle Springs Field, East-Central Nevada, by M. Wan, J. D. Humphrey, and N. F. Hurley; #90928 (1999).
Search and Discovery.com
1999
Surface to Subsurface Correlation of Methane-Producing Coals, Northeast Oklahoma Shelf Area, by L. A. Hemish; #90903 (2001)
Search and Discovery.com
2001
Abstract: Utilizing Simultaneous Capture of T1 and T2 NMR Data to Solve Reservoir Evaluation Issues, by Ronald J. Marchel, Charles H. Smith, and Sandeep Ramakrishna; #90082 (2008)
Search and Discovery.com
2008
Petrophysical Evaluation of The Potential of Shale Gas Resource, Haenam Basin, Korea
Search and Discovery.com
N/A
Integrated geomechanical analysis for wellbore stability of silici-clastic and carbonate rocks using advanced logs, cores and drilling data.
Search and Discovery.com
N/A
Evaluation of Thin Limestone Interlayers within Marcellus Shale in Southwestern Pennsylvania
Search and Discovery.com
N/A
ABSTRACT: Acting in Time through Logging-While-Drilling (LWD) - A Case Study in Bombay Offshore Basin, India; #90118 (2011)
Ajay Kumar and Mohit Khanna
Search and Discovery.com
.... The Density-Neutron log also suggested gas in the formation. The example shows the importance of LWD in terms of quick decision making over wire line logs...
2011
Synthetic Well Logs from Virtual Outcrops: a Database-Driven Approach; #42597 (2025)
G. Bello, J. Howell, A. Hartley, N. Naumann, J. H. Pugsley, K. Aliyuda
Search and Discovery.com
... resistivity, sonic and density-neutron measurements. It provides a comprehensive record of petrophysical log responses corresponding to the architectural...
2025