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The AAPG/Datapages Combined Publications Database
Showing 1,097 Results. Searched 200,293 documents.
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
Understanding The Mesozoics Beyond Basalt: A Case Study Of Sub-Basalt Imaging
S. Sengupta, S. K. Goswami, G. Menzel-Jones, B. Chowdhury, Artem Sazykin
Indonesian Petroleum Association
..., the diving-wave penetration was limited up to a maximum depth of 1.8 km. To update the deeper sections, a velocity scanning approach, and multiple passes...
2020
Abstracts: Challenges and Solutions in Locating and Interpreting Microseismic Events from Surveys in the Horn River Basin; #90173 (2015)
Ulrich Zimmer
Search and Discovery.com
... away but has an apparent smaller depth uncertainty caused by the use of direct waves and headwaves for the localization. Assuming that the velocity...
2015
River Seismic Operations in the West Siberian Lowland
A. K. Shmelev
Petroleum Geology: A Digest of Russian Literature
... reflected waves. Correlation is made without a correction for the depth of the shot hole or the low velocity zone because their absolute value is generally...
1960
Abstract: A Listric Model of the Naga Thrust and Fold Belt, Assam, India;
Brandy Hawkins, Priyank Jaiswal, Jack Pashin, Caroline Burberry, Rahul Dasguta
Search and Discovery.com
... of traveltime tomography and pre-stack depth migraton to image the profile as a whole. Then, we imaged the fine-scale suprathrust structure using full...
Unknown
Seismic expressions of a Miocene prograding carbonate margin, Mut Basin, Turkey
Xavier Janson, Gregor P. Eberli, Florence Bonnaffe, Fabrice Gaumet, Vincent De Casanove
AAPG Bulletin
... for building the ray-tracing impedance model (Figure 7).Figure 7. Velocity model in depth used for ray-tracing methods. This section follows the projection...
2007
Abstract: Simplified Processing of Converted Wave Data; #90224 (2015)
John C. Bancroft and Thais Guirigay
Search and Discovery.com
... for all depths. The traveltime to a vertical array of conversion points, defined in depth, can be computed with conventional methods such as ray tracing...
2015
Main Geological Results Using Common-Depth-Point Seismic Surveying in Bashkiria and Prospects for Exploration for New Oil and Gas Fields
Yu. N. Kukharenko, F. I. Khat’yanov, N. K. Yunusov
Petroleum Geology: A Digest of Russian Literature
.... a-Traveltime section of the common-depth-point survey: 1-position of graben-like downwarp; b–geological-geophysical section: 1-oil pool, 2-carbonates...
1977
1.2 Seismic Stratigraphy: 1.2.5 Clastics: Abyssal Sediment Waves
G. S. Mountain and B. E. Tucholke
AAPG Special Volumes
... 2. L-DGO Line 77 in two-way traveltime and in depth. The accompanying line drawing in time shows irregular discontinuous reflectors immediately...
1983
Abstracts: Synthetic Microseismic Files; #90173 (2015)
J. Wong, P. M. Manning, L. Han, and J. B. Bancroft
Search and Discovery.com
... for finite difference modeling of microseismograms. A microseismic source is located at x = 0 m and depth of 2130 m in the low-velocity layer; (b...
2015
Abstracts: Coulomb Stress Failures in Fracture Networks Resulting from Hydraulic Fracturing: A Tutorial; #90173 (2015)
Kris Vasudevan and David W. Eaton
Search and Discovery.com
.... The accuracy of the location information is much sought after particularly when only one observer well is present and the velocity information of the invaded...
2015
Seismic Imaging and Interpretive Model Building in the Colombian Andes
Rob Vestrum
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
.... Depth migration in thrust-belt environments like the Colombian Andes requires an interpretive approach to building a depth-migration velocity model...
2006
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
Pre- and Post-Injection Vertical Seismic Profiling over the Southwest Regional Partnerships Phase II Fruitland Coal CO2 Pilot; #80104 (2010)
Tom Wilson, Les Nutt, Ric Smith, Jitendra Gulati, Marcia Coueslan, Dwight Peters, Art Wells, Craig Hartline, George Koperna, Bill Akwari
Search and Discovery.com
... is complex and reflection discontinuity common. An isopach of the Fruitland sequence (D) reveals considerable variation in traveltime through the Fruitland...
2010
Addressing the complex near-surface challenges in the Delaware basin through recent FWI advancements
Ali Mohamed, Dmitry Kulakov, Daniel Suren, Wilfrid Milan, Larry Holifield, Vasudhaven Sudhakar
International Meeting for Applied Geoscience and Energy (IMAGE)
... a high velocity layer system, in addition to the strong lateral velocity variation due to evaporite dissolution which is known as Cenozoic fill...
2022
Simultaneous Joint Inversion of Electromagnetic, Gravity and Seismic Data for Thrust Belt and Sub-Basalt Imaging
Virgilio Massimo, Stephen Hallinan, Marco Mantovani
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... was applied in the framework of the depth imaging velocity model building workflow. Figure 3 shows the single domain MMT inversion; good for a regional...
2009
EXTENDED ABSTRACT: Advances and Challenges in Seismic Data Processing and Imaging for Geologically Complex Areas
Rubén D. Martínez
GCAGS Transactions
...-processing steps, depth velocity model building and depth migration algorithms could not possibly deliver useful seismic depth images for structural...
2011
Abstract: Time-Reversal Extrapolation for Microseismic Event Localization; #90224 (2015)
Zhenhua Li and Mirko van der Baan
Search and Discovery.com
... for microseismic event localization. Traveltime based methods require P- and S- wave first arrival picking before further processing. This type of method does...
2015
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
Mapping of Rock Property Changes in Space and Time Using Microseismic Data through Full-Waveform Inversion
Jyoti Behura
Unconventional Resources Technology Conference (URTEC)
... is done using a velocity model extracted from traveltime tomography of perforation shots or using well log velocities. These velocities will be quite...
2016
Computation of phase velocity direction using normalized wavefields
Kwangjin Yoon, Jungkyun Hyun
International Meeting for Applied Geoscience and Energy (IMAGE)
...Computation of phase velocity direction using normalized wavefields Kwangjin Yoon, Jungkyun Hyun Computation of phase velocity direction using...
2024
All that wobbles isnt necessarily azimuthal anisotropy
Helen Debenham, Jennifer Badry, Mohamed Megebry
Petroleum Exploration Society of Australia (PESA)
... rather than the depth of present-day burial. Hence there can be large velocity contrasts across these faults. Figure 4 shows the two-way-time (TWT...
2019
A practical implementation of data-space Hessian in the time-domain formulation of source extended full-waveform inversion
Gaoshan Guo, Stephane Operto, Ali Gholami, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
... 10 0 5 5 10 0 Depth(km) MSE=14.22% b2 f1 5 10 Figure 4: Reconstructed velocity models from data with peak frequency 1Hz (left) and 2Hz...
2022
Seismic Wave Attenuation in Gas Hydrate-Bearing Sediments from Vertical Seismic Profiling Data, Mallik, Northwest Territories, Canada
Gilles Bellefleur
Search and Discovery.com
... ) z0 z z0 c(Z ) where W is the traveltime, ] is the depth, and c(Z ) is the complex velocity. Several models relate the complex velocity...
Unknown
Seismic Wave Attenuation in Gas Hydrate-Bearing Sediments from Vertical Seismic Profiling Data, Mallik, Northwest Territories, Canada
Gilles Bellefleur
Search and Discovery.com
... ) z0 z z0 c(Z ) where W is the traveltime, ] is the depth, and c(Z ) is the complex velocity. Several models relate the complex velocity...
Unknown