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The AAPG/Datapages Combined Publications Database
Showing 16,591 Results. Searched 195,596 documents.
Application of Robust Noise Reduction on a Land 3D Seismic Data
Agus Abdullah, Jesse Shaw
Indonesian Petroleum Association
... estimates can then be obtained as s ˆ sp = o vn ˆ and v p = vn so = λr f . Once all shots are processed for the phase velocity estimates using...
2012
Abstract: Seaward-Dipping Reflectors and the Mode of Extension: Implications for Magma-Influenced Continental Breakup; #90310 (2017)
Carl McDermott, Jenny Collier, Lidia Lonergan, Ken G. McDermott
Search and Discovery.com
..., Uruguay and Brazil. We constrain our geological interpretation using detailed velocity analysis of high-quality pre-stack seismic gathers, along three...
2017
Advanced Reprocessing and Imaging: Enhancing Legacy Surveys
Dominic Fell, Shane Westlake, Richard Patenall, Jennifer Badry
Petroleum Exploration Society of Australia (PESA)
... of the primary events on depth migrated CIP (common image point) gathers, particularly below the Cretaceous unit at approximately 3 km depth. With more...
2016
Sensitivity Analysis of Preserved Amplitude Seismic Images for Reservoir Studies
Search and Discovery.com
N/A
Geologically Constrained Seismic Imaging in Andean Thrust Belts, #42530 (2020).
Rob Vestrum,
Search and Discovery.com
... is structure? • Have we optimized the 2200 3769 Results Following the workflow in Figure 1, we migrate the gathers using the interpreted velocity model...
2020
Resolution of Seismic Attributes in Defining Fracture Systems
Yongyi Li
Search and Discovery.com
.... These methods include azimuthal velocity analysis, azimuthal AVO analysis, and the methods calculating the similarity between adjacent traces such as coherence...
Unknown
Resolution of Seismic Attributes in Defining Fracture Systems
Yongyi Li
Search and Discovery.com
.... These methods include azimuthal velocity analysis, azimuthal AVO analysis, and the methods calculating the similarity between adjacent traces such as coherence...
Unknown
Abstract: Improving the Image: 5D Interpolation and COV Gathering of a MegaBin Survey; #90171 (2013)
Darren P. Schmidt, David Gray, Xinxiang Li, Daniel Trad, and Jon Downton
Search and Discovery.com
... (PreSTM) using COV’s is tested with these data, the idea being that the gathers output from PreSTM should also be suitable for azimuthal analysis. Here...
2013
ABSTRACT: Incorporation of Geology, Wells, Rockphysics into Anisotropy Estimation for Seismic Depth Imaging Enables “True Earth Model”
Search and Discovery.com
N/A
Know Before You Go!
Lars Zühlsdorff, Trond Haugland
GEO ExPro Magazine
... shot and a single receiver line as compared to the reflection point distribution on the target (‘hit map’), B: simulated migration amplitude along...
2021
Imaging below Seafloor Canyons and other Rugose Features
Dominic Fell, Kiran Dyal, Tony Hallam, Sebastian Nixon
Australian Petroleum Production & Exploration Association (APPEA) Journal
...., and Charles, S. (1998). Automated 3D tomographic velocity analysis of residual move-out in prestack depth migrated common image point gathers. 68th Annual...
2017
Seismic Qualitative and Quantitative Analysis for Reservoir Characterization of Globigerina BH Gas Field, North East Java Basin.
Indra Sumantri, Okky Yuditya Pahlevi, Hendra Himawan, Vickry Rowi, Kian Han
Indonesian Petroleum Association
.... This is the only exploration well drilled in this field and located on the crest of the structure. Seismic analysis both qualitative and quantitative, are common...
2021
Improved 3D Seismic Imaging through Depth Migration and Tomography: An Indonesia Case Study
Jianli Song, Cristina Reta-Tang, Xuening Ma, Jim Wilhite, Laurie Geiger
Petroleum Exploration Society of Australia (PESA)
... velocity model and inserting wat er velocity. The water velocity was determined using COP gathers from both shallow and deep water areas. Water depths range...
2011
Abstract: Converted-Wave Prestack Time Migration with a New Approximate Migration Weight; #90224 (2015)
Chuck Ursenbach and Peter Cary
Search and Discovery.com
... to receiver, it assumes that the total traveltime is partitioned in a way consistent with common-conversion point reflection. The described...
2015
ABSTRACT: 3D Pre-Stack Depth Migration of a Land Survey with Considerable Multiple Interference - A Case History; #90051 (2006)
Frederick Kierulf, Adam Fox, Luke F. LaFreniere
Search and Discovery.com
... fold common mid-point gathers. The application of this method on common image gathers proved to be effective in improving the velocity model updating...
Unknown
3D Pre-Stack Depth Migration of a Land Survey with Considerable Multiple Interference - A Case History
Search and Discovery.com
N/A
Wave Equation Shot Migration as a Ground Roll Filter.
Francisco Ortigosa, Pedro Muñoz
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... be explained by looking the behavior of a straight line in the FK plane during Migration. During migration every point (f,k) in the FK plane is moved...
2008
Abstract: Salt Shape Tomography; #90254 (2016)
Patrice Guillaume, Olivier Hermant, Stanislaw Warzocha
Search and Discovery.com
... contrasts on depth-migrated common image point gathers. In the multi-layer approach, the sharp velocity contrasts are introduced as layer boundaries. Using...
2016
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)
..., the tools available to refine velocities, such as grid tomography, horizon tomography and CRP gathers residual velocity analysis (even taking...
2006
Abstract: Seismic Imaging and Velocity Modelling Offshore Myanmar (Andaman Sea Basin) (Geophysics Poster 12)
Farhan Ahmed Khan, M Hakimey Hashim, Azlan Mohd Sabirin, Goh Leong Kee, Garry Malo Paul
Geological Society of Malaysia (GSM)
... of Pre-Stack Time Migrated Gathers require detail and precise technical analysis. The testing of 2D seismic line no. A, Offshore Myanmar, Andaman Sea...
2011
Seismic Imaging of the Overturned Limb of a Footwall Syncline in the Alberta Foothills of the Canadian Rocky Mountains and Its Impact on Exploration; #30533 (2017)
Andrew C. Newson
Search and Discovery.com
... consistent velocity scans for the portions with low S/N ratio and Common Reflection Point (CRP) tomography. The selection of the appropriate velocity...
2017
Use of Seismic-Derived Velocities for Stratigraphic Exploration on Land: Seismic Porosity and Direct Gas Detection: Chapter 4
Norman S. Neidell, J. H. Beard, Ernest E. Cook
AAPG Special Volumes
... of the moveout curve in common-depth point (CDP) imaging. Fig. 4. An example seismic velocity analysis discussed in this paper. End_Page 52...
1985
Extended Abstract: Advances in Interpretation & Imaging
P. Beale
Southeast Asia Petroleum Exploration Society (SEAPEX)
... Projects Scan seismic cube for main velocity breaks (Figs 1 and 2) – Direct Seismic Volume Interpretation using Voxel-based software tools to greatly speed...
1998
Case History: Rulison Field, Colorado, Fracture Detection, Mapping, and Analysis of a Naturally Fractured Gas Reservoir Using P-wave Reflection Seismic
Heloise B. Lynn, K. Michele Simon, Vello Kuuskraa, Dave Decker
Four Corners Geological Society
...Case History: Rulison Field, Colorado, Fracture Detection, Mapping, and Analysis of a Naturally Fractured Gas Reservoir Using P-wave Reflection...
1999
A Regional Velocity Cube for Depth Conversion on the Northwest Shelf
Maighréad Ní Dheasúna, Mark Ballesteros, James Leven
Petroleum Exploration Society of Australia (PESA)
... in the by wel ls, and in particular, check shot data. Seismic's mu lti-client products. In tota l, over 2.4 million velocity analysis points (VPs), from...
2012