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The AAPG/Datapages Combined Publications Database
Showing 28,831 Results. Searched 196,763 documents.
Seismic Refraction and Reflection in Caribbean Sea
N. Terence Edgar , John I. Ewing , John Hennion
AAPG Bulletin
... by local effects, the greatest part of the ocean basins is underlain by crust that has a seismic Layer 2 of variable velocity ranging from about 4.0...
1971
Elastic parameters prediction using joint elastic-electrical modeling
Guoquan Wang, Shuangquan Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... the chain rule, the intermediate variable, porosity φ , can be eliminated, thereby unifying the processes of elastic and electrical DEM modeling dK...
2023
The Role of Horizontal Seismic Sections in Stratigraphic Interpretation: Chapter 3
Alistair R. Brown
AAPG Special Volumes
... to a volume of seismic logs displaying the acoustic velocity in the subsurface. A slice following one structurally interpreted horizon through this volume...
1985
Seismic and Well-Log Inference of Gas Hydrate Accumulations Above the Umiak and Ya-Ya Gas Fields, Northwest Territories; #20284 (2014)
Gilles Bellefleur, Michael Riedel, Tom Brent
Search and Discovery.com
... resistivity and high P- and S-wave velocity on well-log data, and are typically found in sand-rich horizons. As demonstrated at the Mallik site...
2014
Improved Subsurface Imaging and Interpretability Through Broadband Reprocessing of Legacy Seismic Data: Examples from North West Shelf Australia
Stephen Malajczuk, Rajesh Saklani, Dean Clark, David Eastwell
Petroleum Exploration Society of Australia (PESA)
... amplitude spectrum quality control on all shots across the line to confirm the source and receiver depth, as this can be variable and needs to be taken...
2016
Evidence for Temperature-Adjusted Sediment Distributions in the Back-Barrier Tidal Flats of the East Frisian Wadden Sea (Southern North Sea)
F. Krögel, B. W. Flemming
Special Publications of SEPM
... of sea water varies from 1 particles respond to the changes in viscosity with corresponding changes in settling velocity and particles of a given size...
1998
Assessment of a Marcellus Shale Prospect Using Seismic, Microseismic, and Completions Data
Scott Singleton, Mark Suda
GCAGS Transactions
...-stack simultaneous impedance inversion: The Leading Edge, v. 28, p. 772–781. Tsvankin, I., 1997, Anisotropic parameters and P-wave velocity...
2012
Kemandung Ridges Play Concept to Increase Exploration Prospectivity in East Tuban Block: Preliminary Study
Andi M Adiwiarta, Risdi M Zainal, Yosi Hirosiadi
Indonesian Petroleum Association
... potential can be defined into main reef, backreef, and forereef scattered along the ridge area. The variable of velocity analysis along study area...
2010
Abstract: Multi-Scale 2D Acoustic Full Waveform Inversion with High Frequency Impulsive Source; #90187 (2014)
Vladimir N. Zubov, Michael P. Lamoureux, and Gary F. Margrave
Search and Discovery.com
... of time variable t and space variable x , k k x represents the physical properties of the transmitting medium which we wish to recover In the FWI...
2014
Enhancing Subsurface Imaging and Reservoir Characterization in the Marcellus Through Advanced Reprocessing of Wide Azimuth 3D Seismic, #11159 (2018).
Jinming Zhu, Chris Perll, Trevor Coulman,
Search and Discovery.com
... • The multiple generators are quite variable spatially LSRME effects on velocity semblance: pre LSRME • Notice the energy highlighted • Is the energy...
2018
Elastic full-waveform inversion of 4C ocean-bottom seismic data: Model parameterization analysis
Jian Cao, Romain Brossier, Ludovic Mtivier
International Meeting for Applied Geoscience and Energy (IMAGE)
... estimation of the subsurface, i.e. extracting medium shear modulus from the S-wave velocity model. Multi-parameter elastic FWI offers the possibility...
2022
Seismic Reef Expression in the North Sumatra Basin
K. Wirjodihardjo
Indonesian Petroleum Association
... development of early Miocene carbonate buildups in the North Sumatra Basin enables a better understanding of seismic reef facies. Analysis of variable...
1992
Data selection for velocity model estimation using a circular shot OBN survey
Felipe T. Costa, Sergio L. E. F. da Silva, Ammir A. Karsou, Felipe Capuzzo, Roger M. Moreira, Jorge Lopez, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
...Data selection for velocity model estimation using a circular shot OBN survey Felipe T. Costa, Sergio L. E. F. da Silva, Ammir A. Karsou, Felipe...
2023
Using Traditional Methods to Predict Pore Pressure in Devonian Black Shale Basins of North East British Columbia
Sam Green, Joel Loeffler, Shona Clarke, David Thurston
Unconventional Resources Technology Conference (URTEC)
... the vertical stress (overburden). Shales in unconventional plays have variable clay contents, are uplifted, are affected by chemical processes...
2018
Appendix A: Considerations for Optimum 3-D Survey Design, Acquisition and Processing
R. Malcolm Lansley
AAPG Special Volumes
... operator is spatially variable and is designed to accurately position data according to the travel paths defined by the depth and velocity model...
2011
Structure and Sedimentological History of the Overbank Deposits of a Mississippi River Point Bar
Pulak K. Ray
Journal of Sedimentary Research (SEPM)
.... The discharge rates of the Mississippi River are highly variable. The U.S. Army Corps of Engineers' 100 year discharge records of the Mississippi River...
1976
The Development of Clast Fabric in Mudflows
John F. Lindsay
Journal of Sedimentary Research (SEPM)
... boundary. From equation (1) it can be seen that in any one situation y is the only variable, so that the velocity profile through the lurry is parabolic...
1968
ABSTRACT: Quantification of Uncertainty in Gas Resources of Deep Panuke; #90013 (2003)
CLAYTON DEUTSCH, RICHARD WIERZBICKI, ROBERT RIDDY, JOHN SLADE
Search and Discovery.com
... time at these surfaces, and (2) velocity uncertainty in the time-to-depth conversion. This uncertainty is addressed by ‘‘flexing’’ the base case...
2003
On Traction-Carpet Sedimentation
Y. K. Sohn
Journal of Sedimentary Research (SEPM)
.... Traction carpets have variable particle concentrations, thickness, and velocity structures, some of which are opposite in character to those of grain...
1997
Predicting Autosuspension in Steady Turbidity Flow: Ignition Points and Their Relation to Richardson Numbers
Henry M. Pantin, Mark C. Franklin
Journal of Sedimentary Research (SEPM)
..., 1981, Terminal settling velocity of commonly occurring sand grains: Sedimentology, v. 28, p. 859–865, doi: 10.1111/j.1365-3091.1981.tb01948.x. Lewis...
2009
Seismic Foldout: New Geo Streamer X data for exploration, ILX and appraisal in the Norwegian Sea
Kjetil Roverud, Stefan Möller, Eric Mueller, Jens Beenfeldt, PGS
GEO ExPro Magazine
... blocks showing variable preserved Early and Middle Jurassic sections in the Dønna Terrace. 50 | GEO EXPRO 2-2023 50 km Sør-High - EXPLOR ATION...
2023
Main Results of Geophysical Investigations in the Timano-Pechora Oil-Gas Province and Future Prospects
A. Ya. Krems, I. I. Belovol, A. K. Voytovich, N. D. Matviyevskaya
Petroleum Geology: A Digest of Russian Literature
... in the province both on the surface and at depth are complex. Present everywhere is a low velocity zone, which is marked by variable composition...
1966
New Look at Oil-Gas Prospects of Western Segment of Karpinskiy Ridge
Yu. A. Volozh, M. P. Antipov, S. I. Filin, Yu. G. Yurov
Petroleum Geology: A Digest of Russian Literature
... as Cenozoic and Mesozoic sediments. Their thickness is quite variable up to complete pinch out. The Paleozoic rocks are characterized by refracted-wave...
2000
Abstracts: Gabor Multipliers for Seismic Modeling and Wavefield Propagators; #90173 (2015)
Michael P. Lamoureux, Gary F. Margrave, and Peter C. Gibson
Search and Discovery.com
... the decomposition of signals with respect to a time variable “t”. However, we may instead decompose with respect to space variables, temporal frequency...
2015