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The AAPG/Datapages Combined Publications Database
Showing 17,714 Results. Searched 200,693 documents.
Unraveling US GoM North Green Canyon subsalt complexities with sparse nodes
Katarina Jonke, Jingqian Kang, Sandra Garzon, Gino Alexander, Ganyuan Xia, Gabriel Ritter, Ahmed Afifi
International Meeting for Applied Geoscience and Energy (IMAGE)
... interpreting on the new data is not without challenges, the new velocity model has revealed a more complex geology driven primarily by an earlier...
2024
Least-squares reverse time migration: Lessons learned from recent applications in challenging areas of the Santos Basin, Brazil
Jos Rodrigues, Felipe Duarte, Danilo Domingos, Bruno Pereira-Dias, Elionardo Pintas
International Meeting for Applied Geoscience and Energy (IMAGE)
... (correlation between source and receiver wavefields of reflections coming from strong contrasts in the migration velocity model) and migration smiles (due...
2022
Abstract: Advanced Seismic Imaging Application of Common Reflection Surface Stack (CRS) Technology on 3D Seismic Data of Tembungo Field, Offshore Sabah, Malaysia (Paper 4)
Ahmad Riza Ghazali, Nor Azhar Ibrahim, M. Firdaus A. Halim
Geological Society of Malaysia (GSM)
.... This is worsen by gas wipeout, multiples, low signal-to-noise (SIN), and complex faulting at the reservoir level. To solve these problems, an integrated...
2003
ABSTRACT: Use of VSP to Enhance Surface Seismic Processing, by T. J. O'Rourke; #91032 (2010)
Search and Discovery.com
2010
Abstract: Seismic Modeling of Fluvial Reservoirs in Outcrop, by E. Campbell; #90990 (1993).
Search and Discovery.com
1993
Direct Detection of Hydrocarbons: ABSTRACT
C. I. Craft
AAPG Bulletin
... space of an aquifer by the gas and an accompanying decrease in both the velocity and density of the aquifer. Refined data-acquisition techniques...
1973
Seismic Models of 15 Stratigraphically Controlled Oil and Gas Fields Containing Sandstone Reservoirs in Rocky Mountain Basins: ABSTRACT
Robert T. Ryder, Gerald N. Smith, Myung W. Lee
AAPG Bulletin
... consists of 30 layers and several hundred velocity and density values. Effects of inelastic attenuation, interbed multiples and diffractions...
1980
ABSTRACT: Overprint: Cross-Talk of Depositional Patterns in 3-D Data Volumes, by Salem G. Aljuhani; #90906(2001)
Search and Discovery.com
2001
ABSTRACT: Limitations of 3-D Seismic to Meet its Objectives: A Case History; #90051 (2006)
Mohamad Samir Nahhas, Osama Abdel-Aal
Search and Discovery.com
... of this vibroseis data is 32. The data set suffered from multiples, statics and low signal to noise ratio. Imaging of the subsurface fault patterns...
Unknown
Abstract: Oil Sands Reservoir Characterization A Case Study at Nexen/Opti Long Lake, by Laurie Weston Bellman; #90075 (2008)
Search and Discovery.com
2008
Oil Sands Reservoir Characterization: A Case Study at Nexen/Opti Long Lake, by Laurie Weston Bellman, #40276 (2008).
Search and Discovery.com
2008
Igneous Intrusions in the North-West Canning Basin and Their Impact on Oil Exploration
S. A. Reeckmann, A. J. Mebberson
Petroleum Exploration Society of Australia (PESA)
... layering at high angles and are commonly associated with reflection multiples and diffractions (Figure 3). In places, the relative high velocity...
1984
The Wave Equation Applied to Migration
D. Loewenthal, L. Lu, R. Roberson, J. Sherwood
Southeast Asia Petroleum Exploration Society (SEAPEX)
... alternative migration techniques. Particular advantages are 1) the possibility of using a detailed velocity model for the migration and 2) the preservation...
1978
Geophysical Reconnaissance on African Shelf: I. Cape Town to East London
R. Leyden , M. Ewing , E. S. W. Simpson
AAPG Bulletin
.... Except for disturbance by reverberation at the beginning of the section, probably the result of multiples from shallow high-velocity material (Fig. 4...
1971
4D Seismic Status and Future Challenges
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
.... The method is particularly suitable as the velocity of sound waves can be used to differentiate easily between high-velocity water-bearing and lower...
2007
Seismic Imaging Technology: Part I: Acquisition
Martin Landrø, Lasse Amundsen
GEO ExPro Magazine
...) statistics, only 17 of 229 deep water GoM exploration wells made commercial discoveries. Since deep water wells cost between US$ 50-100 million...
2008
Application of Fullwaveform Tomography to VSP Walkaway Data
Eric Takam Takougang, Youcef Bouzidi
Petroleum Exploration Society of Australia (PESA)
... on iteratively updating a starting velocity, density and/or attenuation model by minimising the difference between the field data and the modelled data...
2016
Abstract: LSPSM for Pre-and Poststack Time Lapse Studies; #90187 (2014)
Abdolnaser Yousefzadeh and John C. Bancroft
Search and Discovery.com
...nt due to different acquisition parameters between and (Yousefzadeh and Bancroft, 2012). When two acquisition geometries are similar, and change in the ve...
2014
Application of TTI Reverse Time Migration, Deepwater Offshore Malaysia (Paper P5)
J. Sun, B. Mishra, C. Jiao, J. Sun, G. Hodgkiss, A. Bisset
Geological Society of Malaysia (GSM)
... velocity models and to image steeply dipping reflectors. It is the preferred imaging tool in areas where sharp velocity contrasts due to salt, or other...
2012
Subsalt Imaging: An Integrated Approach to Image Improvement of Vintage Data, #42076 (2017).
Evans Owah, Christian Rivera, Marjolaine Lahmi, Michel Courbe
Search and Discovery.com
... prospects. Pre-stack depth migration has been known to help improve the seismic image around complex targets with sharp lateral velocity variations...
2017
Self-parametrizing seismic data processing modules: An example on coherent noise suppression
Simone Re, Ran Bachrach, Massimo Clementi, Collin Wilson
International Meeting for Applied Geoscience and Energy (IMAGE)
... and to adaptively subtract it from seismic records, thus overcoming the risk of ineffective discrimination between the useful and the undesired...
2024
9C data acquisition for near-surface imaging in a quick-clay landslide-prone site in SW Sweden
Tatiana Pertuz, Alireza Malehmir
International Meeting for Applied Geoscience and Energy (IMAGE)
... and travels near the surface of the earth, and body waves, a small fraction of the energy that travels down and reflects at boundaries as primaries, PP or SS...
2022
Petrophysical Classification of Siliciclastics for Lithology and Porosity Prediction from Seismic Velocities (1)
LEV VERNIK and AMOS NUR
AAPG Bulletin
... measurements. The velocity ratio V[p]/V[s] is frequently used for lithology discrimination (e.g., Tatham, 1982), and it was tempting to check...
1992
Application of Anisotropic 3D Reverse Time Migration to Complex North Sea Imaging; #41573 (2015)
M. A. Hall, I. F. Jones, M. C. Goodwin, I. D. Berranger, H. Zhou, P. A. Farmer
Search and Discovery.com
... wavefield. Introduction In practice, each of these wavefields will generally travel both up and down when the velocity model is complex, when turning...
2015
Abstracts: The Conventional and Non-conventional Seismic Differencing; #90173 (2015)
Vanja Vracar and Robert J. Ferguson
Search and Discovery.com
..., Alberta, Canada Summary We present a comparison between conventional time-lapse differencing and a new non-conventional differrencing method based...
2015