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The AAPG/Datapages Combined Publications Database
Showing 17,717 Results. Searched 200,641 documents.
Origin of Bimodal Sands in Some Modern Environments
Asahiko Taira , Peter A. Scholle
Journal of Sedimentary Research (SEPM)
...Origin of Bimodal Sands in Some Modern Environments Asahiko Taira , Peter A. Scholle 1979 Vol. 49 No. 3. (September), Grain settling velocity...
1979
Acoustic Tomography for Reservoir Surveillance: Reservoir Characterization and Modeling
J. H. Justice, M. E. Mathisen, A. A. Vassiliou, S. Singh , P. S. Cunningham, J. R. Bulau
AAPG Special Volumes
... the medium of interest, which may be a hydrocarbon reservoir. From this data, the velocity of propagation of the seismic wave at each point...
1991
Modeling Tidal Bedding In Distributary-Mouth Bars
Nicoletta Leonardi, Tao Sun, Sergio Fagherazzi
Journal of Sedimentary Research (SEPM)
... for small ratios of mud to sand settling velocity and mud to sand concentration. Bottom friction strongly affects tidal bedding by reducing the length...
2014
Chapter 10: Earthquake, Tomographic, Seismic Reflection, and Gravity Evidence for a Shallowly Dipping Subduction Zone beneath the Caribbean Margin of Northwestern Colombia
Rocio Bernal-Olaya, Paul Mann, Carlos A. Vargas
AAPG Special Volumes
... Caribbean Margin, 2015 Earthquake hypocenter relocations, earthquake focal mechanisms, P-wave velocity anomaly tomography, interpretation of deep...
2015
Some Principles and Techniques Used in Reconstructing the Hydraulic Parameters of a Paleo-Flow Regime
Alan V. Jopling
Journal of Sedimentary Research (SEPM)
... the application of the principles of sediment transport mechanics. In environmental reconstruction the size of the bed material and the velocity and depth...
1966
Petrophysical Classification of Siliciclastics for Lithology and Porosity Prediction from Seismic Velocities (1)
LEV VERNIK and AMOS NUR
AAPG Bulletin
... at comparable porosities to rocks in the first two groups. The compressional velocity-porosity relation for each of these groups is found to be linear...
1992
Seismic Exploration in Railroad Valley, Nevada
John H. Vreeland, Bert H. Berrong
Rocky Mountain Association of Geologists
... velocity changes which result from these variations can also cause statics problems. SURFACE CONDITIONS At first glance, Railroad Valley appears...
1979
Collection and Processing of Digitized Acoustic Log Data
R. A. Broding J. L. Poole
CSPG Bulletin
...., and Berry, James E., 1956, "Application of Continuous Velocity Logs to Determination of Fluid Saturation of Reservoir Rocks," Geophysics, Vol. 21, pp...
1960
The Use of Production Logging Surveys to Determine the Injection Profile at the Kenali Asam Waterflood Pilot Project
Victory S. Kirana
Indonesian Petroleum Association
... connection with the outside environment. Spinner Flowmeter surveys are capable of giving positive responses to flow inside pipe by making velocity...
1992
Improving seismic resolution by reprocessing multiple surveys at Na Kika field
Qingsong Li, Robert (Bobby) Chrisman, Dale Baptiste, Yan Liu, Dhvanil Patel, Carlos Rivas Aroni
International Meeting for Applied Geoscience and Energy (IMAGE)
... of resolution can be achieved through a better velocity model, improved signal to noise (S/N), boosting the high frequencies, etc. The Na Kika field in the Gulf...
2023
A Risk-Reduction Recipe Using Frequency-Based Pore Pressure Predictions from Seismic
Roger A. Young, Robert D. LoPiccolo
GCAGS Transactions
...) The more traditional approach to pore pressure prediction using seismic data is based on an analysis of stacking velocities. This velocity-based (V...
2005
AAPG Memoir 76, Chapter 15: Forward Modeling of Log Response in Geopressured Formations Reveals Valuable Insights to the Various Pore-Pressure Prediction Techniques
J. C. Rasmus
AAPG Special Volumes
... pressure estimation from velocity data: accounting for overpressure mechanisms besides undercompaction: International Association of Drilling...
2001
Prestack Investigation of Shallow Surface-Sourced Seismic Data in Central-Northern Louisiana
D. Cimadomo, G. Kinsland, R. Zhang
GCAGS Transactions
... Group (Paleogene), South Texas: Journal of Sedimentary Research, v. 67, p. 1018–1029. Faust, L. Y., 1953, A velocity function including lithologic...
2021
Structure of Argentine Continental Margin
William J. Ludwig , John I. Ewing , Maurice Ewing
AAPG Bulletin
... this report. STRUCTURE SECTIONS The structure sections are composed of layers which are correlated mainly on the basis of seismic velocity...
1968
ABSTRACT Monitoring, Verification, and Accounting of CO2 Fate in Geologic Formations: Linking the Chemical and Physical Effects of CO2 Injection to Geophysical Parameters, #90103 (2010)
Tiziana Vanorio, Gary Mavko
Search and Discovery.com
... from ignoring chemical reactions can affect not only the magnitude, but also the sign, of predicted velocity changes. Until now, modeling of fluid...
2010
Abstract: Lamb Waves Recorded in Microseismic Monitoring Wellbores; #90174 (2014)
Andy St-Onge
Search and Discovery.com
... events were identified by their occurrence rate, apparent velocity and frequency content. Lamb waves have been identified on both datasets. They have...
2014
Abstracts: True-Amplitude PS Prestack Time Migration via 5D Interpolation; #90173 (2015)
Peter W. Cary, Albert Zhang
Search and Discovery.com
... the downgoing P-wave and up-going S-wave travel at different speeds and are affected by anisotropy differently. Some technical issues, such as velocity...
2015
Abstracts: Evidence of Shallow Gas in the Queen Charlotte Basin from Waveform Tomography of Seismic Reflection Data; #90173 (2015)
Eric M. Takam Takougang and Andrew J. Calvert
Search and Discovery.com
... quantitative images of the P wave velocity and attenuation factors, following a specific data preconditioning and inversion strategy. The field data were...
2015
Abstract: Rock Physics Modeling in Montney Tight Gas Play; #90224 (2015)
Ayato Kato, Kunio Akihisa, Carl Wang, and Reona Masui
Search and Discovery.com
...-prediction on S-wave velocity. The model is also utilized to investigate influences of petrophysical paramters on elastic properties. In the Montney formation...
2015
Application of Illumination Compensation to Irregular Surface Areas Imaging; #40773 (2011)
Yueming Ye and Ru-shan Wu
Search and Discovery.com
... fill the area (fictitious layers) between the highest surface level and the irregular surface with near surface velocity. At every depth...
2011
Velocity continuation with Fourier neural operators for accelerated uncertainty quantification
Ali Siahkoohi, Mathias Louboutin, Felix J. Herrmann
International Meeting for Applied Geoscience and Energy (IMAGE)
...Velocity continuation with Fourier neural operators for accelerated uncertainty quantification Ali Siahkoohi, Mathias Louboutin, Felix J. Herrmann...
2022
Characterization of a Shallow Steamed Oil Reservoir Using Crosswell Seismology
Bjorn N. P. Paulsson, John W. Fairborn
Indonesian Petroleum Association
... front. We tried crosswell tomography here because it has the potential to determine the steam-liquid interface. The critical parameter, the velocity...
1990
Seismic first arrival tomography for top salt velocity update: A case study in the Santos Basin, Brazil
Paulo H. B. Alves, Marco Cetale, Roger M. Moreira, Sérgio L. E. F. da Silva, Jorge Lopez
International Meeting for Applied Geoscience and Energy (IMAGE)
...Seismic first arrival tomography for top salt velocity update: A case study in the Santos Basin, Brazil Paulo H. B. Alves, Marco Cetale, Roger M...
2024
A Hydrodynamic Classification of Grain Shapes
J.P. Le Roux
Journal of Sedimentary Research (SEPM)
...A Hydrodynamic Classification of Grain Shapes J.P. Le Roux 2004 135 143 Vol. 74 (2004) No. 1. (January) The relationship between the fall velocity...
2004
Relating Directional Current Structures of Modern Sediments to the Direction and Velocity of Tidal Current Systems, Five Islands Tidal-Flat Complex, Nova Scotia
George DeVries Klein
Atlantic Geology
...Relating Directional Current Structures of Modern Sediments to the Direction and Velocity of Tidal Current Systems, Five Islands Tidal-Flat Complex...
1966