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The AAPG/Datapages Combined Publications Database
Showing 193 Results. Searched 200,293 documents.
Broad bandwidths reveal double the expected sediment depth in the Northern Carnarvon Basin
Jo Firth, Mark Stanley
Petroleum Exploration Society of Australia (PESA)
... the depth that had been imaged previously, see figure 3. The clear imaging of these deep events was enhanced by sophisticated high-resolution velocity model...
2016
Chapter 3: Preparation of Seismic Data for Stratigraphic Work
Tom Wittick
North Texas Geological Society
... amplitude. The amplitude decays with time due to the spherical spreading of the wavefront. Figure 3-1. Amplitude of a Seismic Trace Notice...
1992
Preparation of Seismic Data For Stratigraphic Work
Abilene Geological Society
... decays with time due to the spherical spreading of the wavefront. Figure 1. Amplitude of a Seismic Trace Notice that there are two components...
1993
Using Multi-Focusing 3-D Diffraction Imaging to Predict Fracture Swarms in Unconventional Reservoirs
Marianne Rauch-Davies, Alex Berkovitch, Kostya Deev
Unconventional Resources Technology Conference (URTEC)
... paraxial wavefront: normal incident point wave and normal wave respectively; X and X are the source and receiver offsets for a given X 0 ; R+ and R...
2013
Abstract: The Benefits of S-waves and Multicomponent Data for Surface Monitoring; #90187 (2014)
en Dando, Kit Chambers, Raquel Velasco, and Stephen Wilson
Search and Discovery.com
... source-array geometry by propagating P and S wavefields through 3D P-wave and S-wave velocity models. To compute the synthetics we use a wavefront...
2014
Seismic Models of a Shelf-margin Depositional Sequence: Upper San Andres Formation, Last Chance Canyon, New Mexico
Jan Stafleu , Mark D. Sonnenfeld
Journal of Sedimentary Research (SEPM)
... velocity gradients. The vertical-incidence modeling technique was used to compute perfectly migrated time and depth sections with different frequencies...
1994
3D anisotropic seismic simulation for fracture prediction in Sichuans Wufeng shale gas reservoirs
Xiang Li, Ziduo Hu, Chunhui Xie, Yancan Tian, Wei Liu, Xinyu Fang, Gang Yao
International Meeting for Applied Geoscience and Energy (IMAGE)
... vertically through the source point and the depth slice of the target layer, showcasing P-wave velocity, density, and anisotropic parameters...
2024
Application of Zero Offset 2D CRS-Stack Method for Low Fold Data: Synthetic and Real Data Examples
R. Sule, A. Hendriyana, P. D. Anggraini, Fatkhan, Alfian, Sardjito, Waluyo, Adriansyah
Indonesian Petroleum Association
... velocity model in depth domain. data. This is optimization problem, and one possible approach to determine those attributes is test all attributes...
2009
Practical Application of Adaptive Least-Squares Reverse Time Migration (LSRTM) to Advance Field Development and Uncover New Reserves in the Subsalt Provinces
Chong Zeng, Shuqian Dong, Zhaohong Wu, Jean Ji, Darrell Armentrout, Bin Wang
GCAGS Transactions
... to the requirement of seismic velocity in conventional depth migration algorithms. In theory, LSRTM has to assume the velocity model is perfect otherwise...
2016
An Experimental Investigation of the Anisotropic Dynamic and Static Properties of Eagle Ford Shales
Yang Wang, De-Hua Han, Luanxiao Zhao, Abhijit Mitra, Samir Aldin
Unconventional Resources Technology Conference (URTEC)
... or nearly hydrostatic as the first order to characterize the shale velocity anisotropy (Vernik and Nur, 1992; Vernik and Liu, 1997). However, in most cases...
2019
Abstract: 3D, Anisotropic Phase Shift Operators; #90171 (2013)
Robert J. Ferguson and Gary F. Margrave
Search and Discovery.com
... is acoustic velocity. Unit normal (2) For numerical wave-propagation in the Fourier domain k 1, k 2, , where k 1 a n d k 2 are the Fourier...
2013
Abstract: 3D, Anisotropic Phase Shift Operators; #90171 (2013)
Robert J. Ferguson and Gary F. Margrave
Search and Discovery.com
... is acoustic velocity. Unit normal (2) For numerical wave-propagation in the Fourier domain k 1, k 2, , where k 1 a n d k 2 are the Fourier...
2013
Abstract: Separation of Geometric Spreading, Scattering and Intrinsic Attenuation in VSP data; #90187 (2014)
Amin Baharvand Ahmadi and Igor Morozov
Search and Discovery.com
... (blue labels). Table 1: Resulting separated geometric-spreading, scattering and intrinsic-attenuation model* Depth to Velocity -1 -1 -1 Layer v...
2014
Abstract: Using-MultiFocusing 3D Diffraction Imaging to Predict Fracture Corridors/swarms in the Bazhenov Formation; #90187 (2014)
Marianne Rauch-Davies, Alex Berkovitch, Danil Pelman, and Kostya Deev
Search and Discovery.com
... X X X 2 sin Rcre (3) b is the normal ray; Rcre and Rcee are radii of curvatures of two paraxial wavefront: normal incident point wave...
2014
Impact of an Integrated Seismic Data Processing Approach: A Case Study in Central Sumatra
Mars E. Semaan, Eddy Murhantoro, Maryanto, Achmad Bermawi, Budi Subianto, Hari Santoso
Indonesian Petroleum Association
... velocities and their relationships (Poisson's ratio). The resulting P-wave velocity can be used to perform time-to-depth conversion and to predict target...
1992
Persistent Microseismic Monitoring Using Robust Permanent SADAR Arrays
Kevin D. Hutchenson, Jason Jennings, Elige B. Grant, Derek Quigley, Jonathan Yelton, Paul A. Nyffenegger
Carbon Capture, Utilization and Storage (CCUS)
... at Carbon Management Canada’s Field Research Station (FRS) proving ground between 9m-19m depth to demonstrate passive and activesource seismic...
2025
Seismic Processing Applications on a Personal Computer
Geophysical Service (Malaysia) Sdn. Bhd.
Geological Society of Malaysia (GSM)
... the velocity vs depth relationship for both P-wave and S-wave energy. 60 GEOPHYSICAL SERVICE (M ) Figure 6: SnN. B HD. 2-panel display, upgoing...
1989
Improvement of inverse scattering angle-domain common image gathers using optical flow
Ammir A. Karsou, Sérgio L. E. F. da Silva, Felipe V. Capuzzo, Felipe T. Costa, Jorge Lopez, Roger M. Moreira, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
...spacing is 10 m at the depth of 10 m, simulating streamer acquisition. ADCIGs are chosen to display for every 400m in the velocity model which are repr...
2023
Data Enhancement from a 486-Channel Streamer
Bill Dragoset, Ken Larner
Pacific Section of AAPG
... frequency components. The amount of attenuation depends on the velocity distribution, array length and offset, and reflector dip and depth. Figure 5...
1980
Technical Article: Finding Subtle Traps with Seismic: Interpretative Criteria Clarified
A. Easton Wren
Petroleum Exploration Society of Australia (PESA)
... travel time or the depth to the reflecting interface. Such early seismic principles yielded detailed structural data, but geophysical technology...
1986
Geometric and seismic interpretation of the Perdido fold belt: Northwestern deep-water Gulf of Mexico
Rion H. Camerlo, Edward F. Benson
AAPG Bulletin
... that result from this aforementioned poor velocity control, especially with increasing depth. The same relationship can be seen at the level of the deeper...
2006
Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands
Subhash Chandra, Geoff Mansfield, Peter Carver
Petroleum Exploration Society of Australia (PESA)
... poor when velocity inversion, and extreme topography. compared to other areas, has been continuously improved over These issues result in the cost...
2015
Chapter 6: Seismic Modeling
Tom Wittick
North Texas Geological Society
... in velocity in the subsurface the raypaths are bent according to Snell’s law so we get the curved raypath. There are two types of ray trace modeling...
1992
Seismic Modeling
Abilene Geological Society
... is a technique which traces the raypath the sound travels going from the shot to the receiver. Wherever there are changes in velocity in the subsurface...
1993
Vertical Seismic Profiling in Hydrocarbon Exploration and Reservoir Development
Bob A. Hardage
Circum Pacific Council Publications
... depth, Z, is depicted on a vertical coordinate axis, and recording time, T, is represented on a horizontal coordinate axis. When plotted in this manner...
1989