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The AAPG/Datapages Combined Publications Database
Showing 947 Results. Searched 195,502 documents.
Vertical and Lateral Seismic Resolution and Attenuation: Part 7. Geophysical Methods
R. E. Sheriff
AAPG Special Volumes
... and a 15-Hz wavelet. Resolution decreases rapidly with depth because velocity increases and frequency decreases. HORIZONTAL RESOLUTION The waves giving...
1992
Common Reflection Surface (CRS) Stack: Limitations and Opportunities for High-Resolution Seismic Imaging; Real Data Cases
M. S. Jaya, E. A. Sentani, Yendri, Widjonarko, D. Santoso
Indonesian Petroleum Association
... wavefield attribute sections that are useful in further processing such as tomographic velocity model inversion and depth migration processing...
2007
Very High-Resolution Seismics as a Tool for Sequence Stratigraphy Applied to Outcrop Scale--Examples from Eastern Tyrrhenian Margin Holocene/Pleistocene Deposits
F. L. Chiocci
AAPG Bulletin
... operations; (2) single-channel reflection seismic data yield vertical-scale profiles that are expressed in time rather than in depth (estimated velocity can...
1994
Seismic Attenuation Analysis for Reservoir Description
Search and Discovery.com
... is the NMO shift at an offset for an event starting from two8Q way traveltime t 0 at zero-offset. Δt is a function of t 0 , RMS velocity and offset...
2013
Bering Sea Velocity-amplitude Anomalies: Exploring the Distribution of Natural Gas and Gas-hydrate Indicators
Ginger A. Barth, David W. Scholl, and Jonathan R. Childs
AAPG Special Volumes
... acquisition. CDP denotes common-depth-point number along seismic line 21.FIGURE 2. A velocity-amplitude anomaly (VAMP) interpretation diagram, showing...
2009
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
Advanced Imaging and Inversion for Oil Production Estimates in Unconventional Resource Plays
Greg M. Johnson, Paul Miller, David Phillips
Unconventional Resources Technology Conference (URTEC)
... for unconventional resource plays. The imaging portion of the workflow includes a calibrated tomography that simultaneously solves for vertical velocity and TI...
2013
Ocean Margin Drilling Project Data Synthesis off Eastern North America: 34° to 41°N Latitude: ABSTRACT
P. D. Rabinowitz, J. I. Ewing
AAPG Bulletin
... onshore to the ocean crust, and from 34° to 41°N as part of the Ocean Margin Drilling Project. Included in the atlas are maps of the depth...
1983
Integrated 3D Seismic Data Modeling and Processing Methodology for Structural Model Analysis: Case Study
T. Salinas
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... (PSDM) that requires perform a careful interpretation in depth as the seismic velocity behavior is modeled. The availability of this structural...
2006
Method of Spatial Observations of RNP Under the Conditions of the Reef Zone of the Orenburg Cis-Urals
I. A. Mushin
Petroleum Geology: A Digest of Russian Literature
... of interpretation of traveltime curves of reflected waves: Izv. AN SSSR, no. 1. 4. Yefimkina, S. S., Kolenkov, E. V., Shteynberg, G. G., Mushin, I. A., Gelever...
1963
Full Waveform Acoustic Logging: Part 7. Geophysical Methods
C. H. Cheng
AAPG Special Volumes
... (compressional) wave traveltime through the rock. ull waveform acoustic logs, however, provide a large amount of other information. This includes S (shear...
1992
Abstract: Azimuthal Anisotropy as a Potential Fracture Diagnostic from 3D Surface Seismic Data: Example from Wildcat Hills, Alberta; #90211 (2015)
Draga Talinga and Don Lawton
Search and Discovery.com
..., Alberta, Canada Abstract In azimuthally anisotropic media, normal-moveout velocity is represented as an ellipse in the horizontal plane...
2015
Abstract: Maximize the Potential of Seismic Data in Shale Exploration and Production Examples from the Barnett Shale and the Eagle Ford Shale; #90187 (2014)
Joanne Wang and Duane Dopkin
Search and Discovery.com
... the decision making processes such as sweet spot identification, fracturing stimulation and completion design. A full azimuth depth domain imaging technique...
2014
Pattern Recognition in a Digital Age: A Gameboard Approach to Determining Petrophysical Parameters; #40929 (2012)
Daniel A. Krygowski and Robert M. Cluff
Search and Discovery.com
..., 1967) in linear and logarithmic scales, constitute a unified pattern recognition display. This “gameboard” presentation in Excel (©Microsoft) presents...
2012
Three-Dimensional Seismic Attributes Help Define Controls on Reservoir Development: Case Study from the Red River Formation, Williston Basin
R. A. Pearson, B. S. Hart
AAPG Special Volumes
... of Geologists, p. 275290.Leiphart, D. J., and B. S. Hart, 2001, Comparison of linear regression and a probabilistic neural network to predict porosity...
2004
Seismic-attribute Analysis for Gas-hydrate and Free-gas Prospects on the North Slope of Alaska
M. W. Lee, T. S. Collett, T. L. Inks
AAPG Special Volumes
... of brine-gas-mixture on velocity in an unconsolidated sand reservoir: Geophysics, v. 41, p. 882894.Helgerud, M. B., 2001, Wave speeds in gas hydrate...
2009
Abstract: Complex-beam Migration: Non-recursive and Recursive Implementations; #90187 (2014)
Tianfei Zhu
Search and Discovery.com
...-beam method for shot-domain prestack depth migration. The method is flexible with input geometry and accurate in imaging multipathing arrivals...
2014
Seismic Characterization of the Fiordland Gas-hydrate Province, New Zealand
Miko Fohrmann, Andrew R. Gorman, Ingo A. Pecher
AAPG Special Volumes
...) (4921 and 11,483 ft/s). CDP = common depth point, TWT = two-way traveltime. 1 km = 0.6 mi.FIGURE 7. Three representative velocity distributions across...
2009
ABSTRACT: 3-D Seismic Expression of High-Frequency Sequence Stratigraphy in Vermilion Block 50-Tiger Shoal Area, Offshore Louisiana, by Hongliu Zeng, Tucker F. Hentz, and Lesli J. Wood; #90906(2001)
Search and Discovery.com
2001
Core-Seismic Correlation and Sequence Stratigraphy at IODP Expedition 317 Drillsites, Canterbury Basin, New Zealand
Search and Discovery.com
N/A
Trishear: A Review of Kinematics, Mechanics, and Applications
Stuart Hardy, Richard W. Allmendinger
AAPG Special Volumes
... varies linearly across the trishear zone. The linear version of Zehnder and Allmendinger (2000) is slightly different than Hardy and Ford's (1997) velocity...
2011
erformance of Seismic Arrays in the Presence of Weathering Layer Variations, #41841 (2016).
Jubran Akram, Abdullatif A. Al-Shuhail
Search and Discovery.com
... of the plane wavefront, Vw is the weathering layer velocity, b is the channel depth, and β is the angle of the line connecting the intersection point...
2016
Abstract: Microseismic Event Locations Uncertainity and Acquisition Geometry; #90224 (2015)
Amna Feroz and Mirko van der Baan
Search and Discovery.com
... uncertainty in microseismic event locations. Uncertainties in microseismic event location arise due to several factors, including inaccurate velocity model...
2015
Three-dimensional seismic geomorphology and analysis of the Ordovician paleokarst drainage system in the central Tabei Uplift, northern Tarim Basin, western China
Hongliu Zeng, Robert Loucks, Xavier Janson, Guizhong Wang, Yiping Xia, Bingheng Yuan, Ligui Xu
AAPG Bulletin
... of this algorithm is an unmigrated poststack-time 3-D volume that is then depth migrated using a smoothed velocity model (Janson and Fomel, 2011). No random...
2011
Inversion of magnetotellurics data with enhanced structural fidelity
Federico Golfré Andreasi, Simone Re, Federico Ceci, Luca Masnaghetti
Petroleum Exploration Society of Australia (PESA)
... to infer the geologic setting at depth and to build a structural model with adequate confidence; this is the time when it becomes necessary to step...
2019