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The AAPG/Datapages Combined Publications Database
Showing 947 Results. Searched 195,387 documents.
Unlocking the Potential of Conventional Narrow Azimuth Data by Full-Waveform Inversion: a Deep Carbonate Imaging Case Study, Offshore Indonesia
Jun Wang, Yonghe Guo, Putri Supriandini, Bahrul Yusrie, Natalia Anggriani
Indonesian Petroleum Association
... sensible velocity updates down to 3.5 kilometers. These updates to the model improve the seismic image and, importantly, reduce the depth...
2021
Estimating Thermal Conductivity in Sedimentary Basins Using Lithologic Data and Geophysical Well Logs (1)
FREDERIC BRIGAUD , DAVID S. CHAPMAN , and SYLVIE LE DOUARAN
AAPG Bulletin
... depth interval (i.e., drill cuttings sample interval, which is about 3 m) is determined from the laboratory-calibrated conductivities and volumetric...
1990
VSP Fundamentals that Improve CDP Data Interpretation: ABSTRACT
J. E. Gaiser, J. P. Disiena
AAPG Bulletin
.... The areas covered are VSP acquisition, critical points of the processing sequence, and applications to borehole information in depth and CDP data in time...
1983
A Modeling Study for Imaging in Structurally Complex Media: Case History
Hesham Moubarak
Search and Discovery.com
... parameters. The depth/velocity model was derived from a balanced geological section in North Eastern British Columbia foothill inferred from a 1998...
Unknown
A Modeling Study for Imaging in Structurally Complex Media: Case History
Hesham Moubarak
Search and Discovery.com
... parameters. The depth/velocity model was derived from a balanced geological section in North Eastern British Columbia foothill inferred from a 1998...
Unknown
Abstract: Navigating through the Red Sea Subsalt Structures: A Look-Ahead VSP Case Study from Saudi Arabia; #90319 (2018)
Ali A. Aldawood, Carlos Planchart
Search and Discovery.com
... a Zero-Offset Vertical Seismic Profile (ZVSP) survey, one can obtain a 1D time-depth profile at the well location. This velocity model can...
2018
Subtle Discontinuity Detection and Mapping for Carbon Sequestration Assessment in the Illinois Basin
J. H. McBride, R. W. Keach II, H. E. Leetaru, W. J. Nelson
AAPG Special Volumes
.... The seismic data are displayed in traveltime: no detailed velocity information is available for time-depth conversion; however, because the lateral variation...
2009
Characterizing the Near Surface with VSP and Well Logs
Search and Discovery.com
... was calibrated. As shown in Figure 2c, the sonic traveltime becomes longer than VSP traveltime with increasing depth. Although sonic times are often expected...
2013
Shallow Crustal Structure of the Solomon Islands Intra-Arc Basins from Sonobuoy Seismic Studies
A. K. Cooper, T. R. Bruns, R. A. Wood
Circum Pacific Council Publications
.... The computational method uses linear regres sion to determine the slope (k) of the velocity versus one-way traveltime curves. Linear regressions...
1986
Abstract: Near Surface Imaging by Joint Traveltime and Q-Factor Inversion; #90319 (2018)
Aldo Vesnaver, Pier Paolo Bruno, Rongzhi Lin, Jinyeob Na
Search and Discovery.com
...Abstract: Near Surface Imaging by Joint Traveltime and Q-Factor Inversion; #90319 (2018) Aldo Vesnaver, Pier Paolo Bruno, Rongzhi Lin, Jinyeob Na...
2018
Structural and Tectonic Evolution of Oceanic Crust within the Jurassic Quiet Zone, Offshore Morocco: Chapter 14: African and Mediterranean Margins
James S. Holik, Philip D. Rabinowitz
AAPG Special Volumes
... analysis were used in deriving continuous velocity functions in the form of least-square linear regressions (Houtz et al., 1968). The velocity functions...
1992
Integration of Vertical Seismic, Surface Seismic, and Well-log Data at the Mallik 2L-38 Gas-hydrate Research Well, Mackenzie Delta, Canada
M. W. Lee, T. S. Collett, W. F. Agena
AAPG Special Volumes
... sediments in the depth interval 600900 m (19682953 ft) is estimated to be approximately 65 using equation 4, with the interval velocity of 2100 m...
2009
Abstract: Sub-Salt and Sub-Basalt Imaging Using Long Offset and Multicomponent Seismic Data, by J. Gaiser, N. Jones, and P. Fontana; #90923 (1999)
Search and Discovery.com
1999
Abstract: Seismic Imaging of the SW South China Sea Deep Crustal Structure shows Evidence for a Ductile Lower Crust during Rifting; #90236 (2015)
M. Delescluse, T. Pichot, N. Chamot-Rooke, M. Pubellier, Y. Qiu, G. Sun, J. Wang, and J.-L. Auxietre
Search and Discovery.com
.... A traveltime tomography inversion was first performed to obtain a 2-D velocity model of the crustal and upper mantle structures (Figure 2). Ray coverage...
2015
Abstract: AVAZ Inversion for Fracture Orientation and Intensity: a Physical Modeling Study; #90187 (2014)
Faranak Mahmoudian and Gary F. Margrave
Search and Discovery.com
... planes, and its elastic properties have already been determined using traveltime analysis. This experimental model represents a HTI layer. We follow...
2014
Tomographic Velocity Images by Artificial Neural Networks
Search and Discovery.com
N/A
Deep Structure of Northern Mississippi Embayment
A. Ginzburg , W. D. Mooney , A. W. Walter , W. J. Lutter , J. H. Healy
AAPG Bulletin
...-velocity 7.3-km/sec basal layer. The base of the crust ranges from a 39 km (24 mi) depth at the southern end of the profile to a 46 km (29 mi) depth...
1983
ABSTRACT: Multiple suppression by the CRS technique; #90051 (2006)
Juergen Pruessmann, Martin Tygel, Fernando Gamboa, Radu Coman
Search and Discovery.com
... from a subsurface model, or from seismic data attributes. Such information is required in the case of land data, where high -velocity rocks may...
Unknown
Resolution limits of fluid overpressures from mineralogy, porosity, and sonic velocity variations in North Sea mudrocks
Christian Hermanrud, and Oddgeir Undertun
AAPG Bulletin
..., observed deviations from reference velocity versus depth trends are converted to pore pressure changes with little or incomplete analyses of potential...
2019
Results of Seismic Surveying with Surface Sources of Excitation in the Pripyat Depression
A. L. Kauzov, I. B. Krylov, A. I. Luginets, I. I. Rotfel’d
Petroleum Geology: A Digest of Russian Literature
... are becoming increasingly important. A comparison is made here of the geologic information displayed in time sections of common-depth-point surveying...
1976
A Statistical Approach to Assessing Depth Conversion Uncertainty on a Regional Dataset: Cooper-Eromanga Basin, Australia
David Kulikowski, Catherine Hochwald, Dennis Cooke, Khalid Amrouch
Petroleum Exploration Society of Australia (PESA)
...(12), 1678-1678. Baerg, J.R., 1991, Traveltime in media with linear velocity-depth functions: Consortium for Research in Elastic Wave Exploration...
2016
Analog Model and Synthetic Seismogram Studies of Long Range Refraction Method: ABSTRACT
Stanley J. Laster, Richard Schell, Milo M. Backus
AAPG Bulletin
... 1772 47 9. (September) Refraction mapping of a simple anticline in a high velocity halfspace overlain by low velocity overburden in an analogue model...
1963
Abstract: Prestack Signal Enhancement by Non-hyperbolic MultiFocusing; #90187 (2014)
Evgeny Landa, Alex Berkovitch, and Kostya Deev
Search and Discovery.com
... of observation geometry, near surface velocity and 5 unknown parameters:, s , r , R s , Rr , L . COMF traveltime formulas provide an adequate...
2014
Abstract: High-Resolution Seismic Velocity Structure of the Shallow Porcupine Basin From Traveltime Tomography and Waveform Inversion of Long-Streamer Data; #90310 (2017)
Manel Prada, François Lavoué, Brian O'Reilly, Sergei Lebedev, Yanhua Yuan, Clàudia Gras
Search and Discovery.com
...Abstract: High-Resolution Seismic Velocity Structure of the Shallow Porcupine Basin From Traveltime Tomography and Waveform Inversion of Long...
2017
Attributes Assisted Seismic Interpretation in Pre-Stack Time versus Depth Migration Data; #41637 (2015)
Tengfei Lin, Hang Deng, Zhifa Zhan, Zhonghong Wan, Kurt Marfurt
Search and Discovery.com
... lateral velocity variations, conventional time migration data has some pitfalls, which may lead to misinterpretation. Depth migration data possesses...
2015