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The AAPG/Datapages Combined Publications Database
Showing 4,236 Results. Searched 197,349 documents.
Anisotropic full-azimuth velocity model building using joint reflection-refraction tomography
Matan Shustak, Itai Sharabi, Orly Kletenik-Edelman, Elive Menyoli, Ike Imala, Ronit Levy, Zvi Koren
International Meeting for Applied Geoscience and Energy (IMAGE)
... anisotropic velocity model. Introduction A particular challenge in land seismic exploration is determining the velocity heterogeneity and anisotropy effects...
2022
Geothermy in Regional Geology and for Study of Subsurface Tectonics
D. I. D’yakonov
Petroleum Geology: A Digest of Russian Literature
.... The heat anisotropy of bedded rocks and the relatively better transmission of heat for permeable water-bearing sediments where they are folded causes...
1960
Lithology Identification Using Amplitude Variations with Offset: Examples from South Sumatra
Soman Chacko
Indonesian Petroleum Association
... and instrumentation noise, source and receiver coupling, multiples, anisotropy, etc. etc. The list goes on, and most data processors attempt to strike a balance...
1986
3-D Seismic Survey Design as a Foundation for Optimizing Unconventional Play Success
Walt Ritchie
Unconventional Resources Technology Conference (URTEC)
.... The anisotropy in the formation induced by the fracturing can be estimated by observing directional (azimuthal) changes in velocity and/or amplitudes...
2013
Wide-angle AVO-inversion using constant P-traces: AVP-inversion
Dennis Cooke
International Meeting for Applied Geoscience and Energy (IMAGE)
... and twt is the arrival time before NMO flattening. Excellent options for calculating twt are ray tracing or using a higher order NMO equation. Anisotropy...
2022
Integrating legacy data with new towed-streamer acquisition tuned for imaging objectives: A Campos Basin case study
Jon Burren, Derek Unger
International Meeting for Applied Geoscience and Energy (IMAGE)
... Waveform Inversion to VMB Workflow Summary Initial Assessment -150 m/s +150 m/s Initial Models Water Layer Anisotropy Tomography DAZ Sediment Updates...
2022
Advanced VSP modeling for efficient data acquisition in deepwater subsalt well
Manish Lal Khaitan, Rafael Guerra, Francesco Miranda, Emmanuel Spadavecchia
International Meeting for Applied Geoscience and Energy (IMAGE)
... the reservoir with higher resolution depth images and to calibrate the velocity model, including the Thomsen anisotropy parameters. Their design was performed...
2022
Full-elastic AVA extraction using acoustic FWI
Michael Warner, John Armitage, Adrian Umpleby, Nikhil Shah, Henry Debens, Fabio Mancini
International Meeting for Applied Geoscience and Energy (IMAGE)
... – anelasticity, geometric spreading, anisotropy, acquisition directivity, surface ghosts, and wavelet stretch, for example. FWI-based workflows...
2022
Using Analytics to Quantify the Value of Seismic Data for Mapping Eagle Ford Sweetspots
Murray Roth, Ted Royer, Ross Peebles, Michael Roth
Unconventional Resources Technology Conference (URTEC)
... in certain historic wells. Seismic curvature and azimuthal seismic analysis, for anisotropy modeling, are combined to map natural fracture trends...
2013
Deep Earth: Leveraging neural networks for seismic exploration objectives
Tariq Alkhalifah, Claire Birnie, Randy Harsuko, Hanchen Wang, Oleg Ovcharenko
International Meeting for Applied Geoscience and Energy (IMAGE)
... accurately, the model output reproduced the general trend of the Vp log data. Some of the di↵erence can be attributed to anisotropy, known to be present...
2022
Exploration Opportunities in the Mediterranean
Verity Agar, Paul Bellingham, Nicola Clarke, Elisabeth Gillbard, Ken McDermott, ION
GEO ExPro Magazine
... and performing multiple suppression prior to waveform inversion. High resolution non-parametric inversion (GMO Tomography) incorporating anisotropy combined...
2017
Characterization and Measurement of Multi-scale Gas Transport in Shale Core Samples
Khalid R. Alnoaimi, Christophe Duchateau, Anthony Kovscek
Unconventional Resources Technology Conference (URTEC)
... that is accompanied by microcrack formation. Growth of shale anisotropy is associated with growth in microcracks that is dependent, in turn, on depth and magnitude...
2014
Solving seismic inverse problems by an unsupervised hybrid machine-learning approach
Mrinal K. Sen, Arnab Dhara
International Meeting for Applied Geoscience and Energy (IMAGE)
... bring in more complexity in the subsurface models such as lateral heterogeneity and anisotropy. At the same time, the computation cost also increases...
2022
Geostatistical Modeling and Reservoir Simulations of Reservoirs in the Greater Monument Butte Region, Uinta Basin, Utah
Milind D. Deo, Rajesh J. Pawar, John E. Dyer
Montana Geological Society
... for D1-sands was omni-directional (the lateral anisotropy was 1.0) and had two nested structures, a spherical component with correlation length...
1996
Experience with Seismic Lithology (AVO) in Central Sumatra
Jeff Wright, Isdjulaedi Bakri, Budi Subiyanto
Indonesian Petroleum Association
... of angle of incidence using the Zoeppritz equations. Anisotropy can also be accounted for as described in Wright, 1987. These theoretical reflection...
1990
Principles and Techniques of VSP Data Processing
A.A. Tabakov, V.N. Ferentsi, H.Garvini
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... registration of full vector multi-wave response of the medium, anisotropy detection, dynamic inversion, and high resolution imaging with the use of both P...
2006
A Regional Strike-Slip Fault under the Canning Basin
Yijie Zhan, Peter W. Haines
Australian Petroleum Production & Exploration Association (APPEA) Journal
..., fracture detection and reservoir modelling in var ious basins. He published in English and Chinese on seismic interpretation, azimuthal anisotropy...
2022
Coal Rank
John C. Crelling, Russel R. Dutcher
Special Publications of SEPM
... entitled "The Reflectance of Coal" by Davis (1978). in depth with the optical properties of vitrinite, the reflectance and anisotropy of vitrinite...
1980
Seeing through the shear zone for the first time: The impact of seismic technologies on the clarity of seismic image over Bahrah field
Ali Mohamed, Adel El-Emam, Nacim Brika, Halis Bayri, Amr Issa, Kashif Adeel
International Meeting for Applied Geoscience and Energy (IMAGE)
... (b) DWT Vp model (c) 1D profile of uphole Vp (in black) and DWT Vp (raw in red and smoothed in green) VTI anisotropy parameters (delta and epsilon...
2022
Seismic Imaging Improvements in the Bolivian Fold-and-Thrust Belt Through Psdm
A. Rocha, J. Subia
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... way to handle this is by the Prestack Depth Migration. As those areas present anisotropy, the better way to handle (not done in this work) would...
2006
Seismic lineaments characterization using independent component analysis
Abdulmohsen AlAli, Yazeed Altowairqi, Constantinos Tsingas, Ali AlSultan
International Meeting for Applied Geoscience and Energy (IMAGE)
...-derived attributes including anisotropy and diffraction imaging with borehole fracture data in an offshore carbonate field: Proceedings...
2022
Measurement and Analysis of Fractures in Core
John C. Lorenz, Robin E. Hill
Rocky Mountain Association of Geologists
... deviation (see Skopec et al., 1990). is removed from the core barrel. Laboratory measurements of acoustic velocity anisotropy may be made on core years...
1992
Time Depth Conversion of a Prospect With Near-Surface Velocity Anomalies Using Stacking Velocites and PSDM Velocities: A Comparison
Tan Boon Hua, Lothar Schulte
Indonesian Petroleum Association
... velocities. For each layer the RMO based interval velocities were derived at the wells. The anisotropy factor (well interval velocity divided by RMO...
2011
Application of shear-wave seismic interpretation technology in shallow gas clouds area
Wang Yan, Deng Zhiwen, Chen Zhigang, Cai Yintao, Zhang Rui, Xi Xiaoyu, Wu Dan
International Meeting for Applied Geoscience and Energy (IMAGE)
... characteristics of these three kinds of waves in anisotropic media. Experimental results show that fast Swave are less affected by anisotropy media...
2023
The influence of reverse-reactivated normal faults on porosity and permeability in sandstones: a case study at Castle Cove, Otway Basin
Natalie Debenham, Rosalind C. King, Natalie J. C. Farrell, David Healy, Simon P. Holford
Petroleum Exploration Society of Australia (PESA)
..., Anisotropy of permeability in faulted porous sandstones: Journal of Structural Geology, 63, 50-67. Faulkner, D. R., Jackson, C. A. L., Lunn, R. J...
2018