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The AAPG/Datapages Combined Publications Database
Showing 17,714 Results. Searched 200,685 documents.
Deep Structure of Northern Mississippi Embayment
A. Ginzburg , W. D. Mooney , A. W. Walter , W. J. Lutter , J. H. Healy
AAPG Bulletin
...-velocity layer between the 5.95- and 6.2-km/sec layers. The following additional sets of refracted and reflected arrivals are clearly observed on the record...
1983
Seismic Interpretation I and II--Recent Advances in Seismic Exploration: ABSTRACT
Ray L. Sengbush
AAPG Bulletin
... and diffractions. Horizontal stacking to suppress multiples and increase signal-to-noise ratio requires accurate knowledge of the stacking velocity...
1973
Shallow VSP for Near-Surface Structure and Statics, #41535 (2015).
Soo-Kyung Miong, Robert R. Stewart, Joe Wong
Search and Discovery.com
... vertical seismic profiling (VSP) data can serve as a near-surface characterization tool-providing velocity values for static corrections and reflection...
2015
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)
... provide an accurate high-resolution p-wave velocity model together with a related density model. Differentiation of the product of these two models...
2022
3D Reservoir Characterization in the Grand Rapids Oil Sands; #40678 (2010)
Laurie Weston Bellman and Marnie E. Connelly
Search and Discovery.com
... a multi-attribute analysis approach (Russell et al., 1997). Wireline logs directly (or indirectly) measure P-wave velocity, S-wave velocity and density...
2010
S-wave velocity model building using PP-PS tomography with dynamic warping
Terence Krishnasamy, Ronaldo Florendo, Aravind Nangarla, Carsten Udengaard, Prajnajyoti Mazumdar, Kevin Searles, Bjorn Olofsson, James Gaiser
International Meeting for Applied Geoscience and Energy (IMAGE)
...S-wave velocity model building using PP-PS tomography with dynamic warping Terence Krishnasamy, Ronaldo Florendo, Aravind Nangarla, Carsten Udengaard...
2023
Effective Use of High Density VSP Measurements to Predict Pore Pressure and Estimate Mud Weight Ahead of Drilling in the Mahakam Delta, Indonesia
Mohammed Badri, Stephane Gazet, Gregoire de Tonnac
Indonesian Petroleum Association
... of sonic log measurement, identification of seismic multiples and look ahead of the bit. Precise velocity information can be derived from VSP...
2005
Joint OBN and 3D DAS-VSP data acquisition and processing in East China Sea
G. Yu, G. M. He, Z. L. Cao, H. B. Liu, J. J. Li, Y. Z. Chen, J. J. Wu, J. G. Li, X. M. Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
..., amplitude compensation, deconvolution, wavefield separation, velocity analysis and imaging. According to the characteristics of offshore 3-D VSP...
2022
EXTENDED ABSTRACT: Basalt Imaging on the NE Atlantic Margin: seeing through a glass, darkly; #90022 (2002)
Robert S. White
Search and Discovery.com
...; and strong ray-bending caused by large seismic velocity variations between the basalt and sediment may distort the seismic image. However, all...
2002
Acoustic modelling with elastic AVA effects
Robin P. Fletcher, James Hobro, James Rickett
International Meeting for Applied Geoscience and Energy (IMAGE)
... acoustic FWI to build the pressure wave velocity model using diving wave long offset data and then fix the propagation velocity, restrict the offsets...
2023
Selective Entrainment of Sediment Graded by Size and Density Under Waves
Matthew R. Tomkins, Peter Nielsen, Michael G. Hughes
Journal of Sedimentary Research (SEPM)
... diffusion process, settling velocity would be expected to strongly affect sediment distribution. This was not observed during present trials. In fact...
2003
Case Study - Advanced Seismic Acquisitions and Processing Results in Indonesia
Michele Buia, Bakhrudin Mansyur, Herastya Iman Priyonggo
Indonesian Petroleum Association
... and irregularities causes a non homogeneous behaviour of the illumination in the subsurface and a complex 3D raypath for surface and internal multiples. Complex deep...
2011
VIII. Conversion of Seismic Data to Log-Like Displays
Norman S. Neidell
AAPG Special Volumes
... to well data by means of a synthetic seismogram (p. 6). We noted an improvement in resolution in the wavelet-processed data and also the lack of multiples...
1979
Seismic HC Reservoir Prediction: A (Critical) Review on the Determination of Lithological Parameters from Seismic Data
Burkhard Buttkus
Geological Society of Malaysia (GSM)
... of a NW -SE orientated line, running through well P3, are shown on Figure 2 with an abrupt lateral velocity change between SP67 and SP79 which...
1985
Depositional Mechanisms from the Size Analysis of Clastic Sediments
Basanta K. Sahu
Journal of Sedimentary Research (SEPM)
... are available for discrimination, but the discriminant functions can be used even for single samples. Presently, it is possible to distinguish between aeolian...
1964
Multi-Azimuthal Walkway VSP for Full Azimuth Seismic Calibration
Konstantin Galybin, Anastasia Poole, Michael Giles
Petroleum Exploration Society of Australia (PESA)
... documents the various contact points between VSP and surface seismic datasets and how the results of processing complement each other. The final result...
2016
Prospect De-Risking Through a Fully Integrated Approach from Seismic Processing to Geology Interpretation
Francois Baillard, Rajat Rathore, Zhengmin Zhang, David Gold, Safrin Arbi, Mat Hardenberg
Indonesian Petroleum Association
... is performed to quantify the residual mistie between horizon and markers in time and sub sequentially converted in depth using the vertical velocity (V0...
2017
Mapping Stratigraphic Traps with Seislog
Roy O. Lindseth
Indonesian Petroleum Association
... log Unfortunately, they are very difficult to map. The velocity contrast between the top of the Mississippian and the overlying lower Cretaceous...
1977
Fluid and Lithology Discrimination Using Rock Physics Modelling And Lambdamurho Inversion: An Example from Onshore Niger Delta, Nigeria, #40865 (2012)
A.C. Ekwe, K.M. Onuoha, N. Osayande
Search and Discovery.com
... as the discrimination between sands and shales. Results from Lambda-Mu-Rho (LMR) inversion provided greater insight into rock properties for pore fluid...
2012
Abstract: Multi-well 3D DAS-VSP Survey offshore Abu Dhabi: a New Way to Acquire Surface Seismic?; #91204 (2023)
Guillaume Cambois, Jane Mason, Saif Al Mesaabi, James Cowell, Mohamed Boukhanfra, Mohamed Mahgoub
Search and Discovery.com
..., but to use the surface-related multiples and obtain a 3D image of the subsurface comparable to (if not better than) the OBN survey. The OBN survey...
2023
Abstract: Depth Migration of Long Offsets for Sub-Basalt Imaging at the Faroe Islands, by S. Checkles, F. Qin, and R. Owens; #90923 (1999)
Search and Discovery.com
1999
Graphical Techniques for the Analysis and Display of Logging Information: Chapter 2
John H. Doveton
AAPG Special Volumes
... by the fact that the fair degree of correlation between acoustic velocity and density of minerals results in a tendency to colinearity of some mineral...
1994
A smart merge workflow for dual-azimuth images
Xu Li, Diwi Snyder, Dez Chu, Inmaculada Dura-Gomez
International Meeting for Applied Geoscience and Energy (IMAGE)
... seismic datasets for migration and model building. A more natural factor is that velocity model(s) can never be perfect, and residual model errors along...
2022
Pushing the boundary of WAZ streamer data for subsalt imaging: A case study in deepwater Mexico Campeche
Yi Chen, Kendra Pyke, Juan Wang, Jasmeen Moubarak, Earl Manning, Jessica Kopp, Rongzhang Chen, Chang Chen, Ravi Kumar, Minshen Wang, Sabaresan Mothi
International Meeting for Applied Geoscience and Energy (IMAGE)
... is at the confluence of multiple structural domains, including a complex and extensive salt canopy, creating significant challenges for velocity model building...
2022
Poisson Impedance Application to Shale Resource Characterization; #41772 (2016)
Ritesh Kumar Sharma, Satinder Chopra
Search and Discovery.com
...-velocity (VP), S-velocity (VS) and density (ρ) of those formations. Consequently, it should be possible to detect changes in TOC from surface seismic...
2016