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The AAPG/Datapages Combined Publications Database
Showing 33,130 Results. Searched 200,357 documents.
A Practical Review of Migration Issues and Solutions; #40723 (2011)
Ian F. Jones
Search and Discovery.com
..., the method of velocity model building must be tailored to the type of depth migration algorithm we intend to use. We nowadays commonly have available...
2011
Role of Vortices in Surf Zone Prediction: Sedimentation and Wave Forces
Robert L. Miller
Special Publications of SEPM
... due to the tangential velocity of the vortex in the vicinity of the bottom The net velocity component due is essentially constant surface to R CD...
1987
Relationship Between Grain Size Parameter Distribution and Current Patterns in the Gironde Estuary (France)
George P. Allen
Journal of Sedimentary Research (SEPM)
... and tidal current patterns. A semi-empirical analysis was conducted to delimit the areas of wave refraction and the bottom orbital velocity variations...
1971
Injectivity Formation Damage Due to Fines Migration
Larissa Chequer, Mohammad Bagheri, Abbas Zeinijahromi, Pavel Bedrikovetsky
Australian Petroleum Production & Exploration Association (APPEA) Journal
...flooding using the radial model. The main difference between fines migration in linear and radial cases is that flow velocity is constant during core...
2018
Marine Multicomponent Seismic – The New Issues in the Developing Revolution
Jason Robinson
Indonesian Petroleum Association
...., Gray, S.H., and Murphey, G.E., 1998. Subsalt imaging using prestack depth migration of converted waves: Mahogony Field, Gulf of Mexico. Ann. Internat...
2002
Abstract: 2D Depth Velocity Analysis without Tomography; #90187 (2014)
J. Patrick Butler and Randy Kolesar
Search and Discovery.com
..., for velocity analysis. Notice that, for these methods, times are not picked – we actually get to look at the data as it stacks. For prestack time migration all...
2014
Kinematics and Sedimentary Balance of the Sub-Himalayan Zone, Western Nepal
Laurent Husson, Jean-Louis Mugnier, Pascale Leturmy, Grard Vidal
AAPG Special Volumes
.... If the 170 mm/yr lateral velocity is globally constant, salients of the en chelon series grow to the west with a 180,000-yr period, which corresponds...
2004
S/N RATIO AND BANDWIDTH CONSIDERATIONS WHEN UTILIZING SEISMIC DATA IN EXPLORING FOR SUBTLE TRAPS - EXAMPLES FROM THE KNOX PLAY
Edward R. Tegland, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO Patrick H. Bygott, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO
Ohio Geological Society
... interval velocity distribution with very modest dip rates. Therefore, the migration step is not highly interpretive. Fig 11...
1999
Concave Sand Grains in Eolian Environments: Evidence, Mechanism, and Modeling
B. T. Werner , E. Merino
Journal of Sedimentary Research (SEPM)
..., an empirical constant of order 1, and F given by Eq 9. For the parameters given in Figure 5, the threshold velocity vthrc is about 20 cm...
1997
3D Finite-Difference Acoustic Modeling to Address Advance Seismic Imaging Challenges in Bintuni Bay, Irian Jaya Barat: Part I of II
Yayat Supriatna, Angke Nuraeni, Supriyono, Greg J. Schurter, Carl J Regone, Nurul Kabir
Indonesian Petroleum Association
... to get constant interval velocity and density for each layer in the model. For QC purposes, all layers in the model were loaded into GoCad in depth...
2007
Geostatistical Inversion on Broadband Seismic Data: A Case Study Offshore Malaysia
Francois Baillard, Murthy Jayanthi Venkata Satyanarayana, Rakesh Doshi, Kwong Wee Poh, Rajat Rathore, Siew Mun Tan, Loic Michel, Eric Andersen, Shivaji Maitra, Riccardo Vercesi, Lam Hoang Do
Indonesian Petroleum Association
... and wavelet extractions indicated reliable signals as low as 1Hz for the 2004 broadband partial stacks. The seismic velocity used in this case...
2016
Shoreline Autoretreat Substantiated in Flume Experiments
Tetsuji Muto
Journal of Sedimentary Research (SEPM)
... shoreline migration. It is also possible for Br to be located seaward of the initial position (i.e., 0 < xBr < xM). In that case an estimation...
2001
Subsurface temperature from seismic reflections: Application to the post-breakup sequence offshore Namibia
Arka Dyuti Sarkar and Mads Huuse
AAPG Bulletin
... data were processed through stack and time migration. Velocity model building was done using two iterations of dense residual moveout autopicking...
2023
Numerical Simulation of Temperature Changes Caused by CO2 Injection in Geological Reservoirs
A. Kopp, A. Ebigbo, A. Bielinski, H. Class, R. Helmig
AAPG Special Volumes
... CO2 decreases with increasing temperature at constant pressure. If, in this case, pressure is supercritical and temperature changes from sub...
2009
Exploration and Development based on RTH Technology and AI
Gennady Erokhin, Mariia Erokhina, Kirill Safran, Alexandre Iakovlev
Unconventional Resources Technology Conference (URTEC)
... behavior of two vectors: the velocity vector in forward wave and the velocity vector in time-reversed backward scattering wave provides detailed...
2023
Chapter 14 (Case Histories of Three-Dimensional Seismic Surveys)—Case History 2: Three-Dimensional Seismic Monitoring of an Enhanced Oil Recovery Process
Robert J. Greaves, Terrance J. Fulp
AAPG Special Volumes
... the usable spectrum of each stacked trace. In the final processing step, the data were migrated using an f-k migration algorithm and the velocity function...
2011
Repurposing Legacy Seismic Reflection Data in Support of Aquifer Characterization in Texas
Thomas E. Ewing, Cody H. Draper, Daniel M. Lupton
GCAGS Transactions
... imaging: A case study of Stratton Field, South Texas, United States of America: Journal of King Saud University-Science, v. 32, p. 2733–2740. Bertoni, C., J...
2021
Part 3: Support Data (B)
Francis P. Shepard, Neil F. Marshall, Patrick A. McLoughlin, Gary G. Sullivan
AAPG Special Volumes
... that are not adequately indicated in time-velocity plots. The relatively long periods with constant direction of flow were probably due to ebbing tide...
1979
Seismic Detection of Overpressuring and Fracturing: An Example from the Qaidam Basin, People’s Republic of China
Robert J. Paul
Southeast Asia Petroleum Exploration Society (SEAPEX)
..., C.J., Lynn, W., Larner, X., and Nguyen, H., 1988, Cascaded F-K Migration: Removing the Restrictions on Depth-varying Velocity: Geophysics, 53, 881–893...
1990
2D Vp modeling of the Albian-Cenomanian section using geological constraints, 3D extrapolation, and GRV uncertainty analysis of Aptian presalt reservoir: A Santos Basin example
Vitor Novellino, Alexandre Maul, María González, Fernando Freire
International Meeting for Applied Geoscience and Energy (IMAGE)
..., Challenges in velocity model building in areas with carbonate rafts: A case study in the Campos Basin: Eighteenth International Congress of the Brazilian...
2024
Long-Range Petroleum Migration in the Illinois Basin (1)
CRAIG M. BETHKE , JACKIE D. REED , and DONALD F. OLTZ
AAPG Bulletin
... efficiency and velocity are greatest when oil saturates a small part of the carrier bed's porosity. Capillary forces can aid migration by segregating...
1991
Abstracts: Improved Near-surface Velocity Models from 2D Waveform Tomography of Vibroseis First-arrival Data; #90173 (2015)
Brendan R. Smithyman and Ronald M. Clowes
Search and Discovery.com
.... An interpreted nearsurface velocity model is presented for the test case, showing indications of possible sub-basins and delineating the Eocene...
2015
Model for Hydrocarbon Migration and Entrapment Within Faulted Structures
Urban S. Allan
AAPG Bulletin
... the structural geometry constant and varying the stratigraphy emphasize how trapping and migration are influenced by stratigraphic geometry. Where...
1989
Full Waveform Inversion: Early Start of Model Building Process to Resolve the Complex near Surface Model in the Exmouth Sub-Basin, North West Shelf Australia
Lianping Zhang, Haryo Trihutomo, Yuelian Gong, BeeJik Lim, Alexander Karvelas
Australian Petroleum Production & Exploration Association (APPEA) Journal
... velocity model from a smooth starting model. FWI derived an accurate and detailed near surface model, which subsequently benefitted the common image...
2018
Prestack true-amplitude angle-domain viscoelastic least squares reverse time migration
Yue Wang, Yang Luo, Peng Shen, Jingru Chen, Guangchi Xing, Ao Cai, Mark Fan, Guojian Shan, Lin Zhang, Xiaoting Lou, Zhengyun Zhou
International Meeting for Applied Geoscience and Energy (IMAGE)
...Prestack true-amplitude angle-domain viscoelastic least squares reverse time migration Yue Wang, Yang Luo, Peng Shen, Jingru Chen, Guangchi Xing, Ao...
2024