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The AAPG/Datapages Combined Publications Database
Showing 17,715 Results. Searched 200,599 documents.
Deep Structure of Northern Mississippi Embayment
A. Ginzburg , W. D. Mooney , A. W. Walter , W. J. Lutter , J. H. Healy
AAPG Bulletin
... (9,843-ft) thick low-velocity layer which probably consists of late Precambrian clastics. The presence of this low-velocity layer is indicated...
1983
Mini Seismic Processing System for Training and Research Purposes
Suprajitno Munadi, Bambang Triharjanto
Indonesian Petroleum Association
... spatial aliasing. Another training example is the velocity analysis exercise as shown in Figure 7. The trainee are provided with the modelling...
1993
Abstract: Seismic Rayleigh wave method for imaging subsurface cavities
Jon C. Q. Xu, Stephen D. Butt, Patrick J. C. Ryall
Atlantic Geology
... seismic Rayleigh waves allow us to detect and image subsurface anomalies. Instead of using the conventional spectral analysis of surface waves (SASW...
2009
Abstract: Geological Mounds and Their Seismic Expression, by R. E. Swarbrick; #91004 (1991)
Search and Discovery.com
1991
Abstract: Geophysical Characterization and Petrographic Analysis of a Chesterian-Age Bioclastic Trap, Major County, Oklahoma, by W. S. Coffey; #91012 (1992).
Search and Discovery.com
1992
ABSTRACT: Low Gas-Saturation Effect on AVO Response; #90120 (2011)
Perveiz Khalid, Farrukh Qayyum, and Daniel Broseta
Search and Discovery.com
... does not give good results in reservoirs with low gas saturations. The analysis reveals that the P-wave velocity of a fluid saturated rock is over...
2011
Abstract: A Robust and Practical Approach to VTI Parameter Estimation in a Non-Structural Setting: Case Study from the Vulcan Field, Alberta; #90172 (2014)
Mike Perz, Warren Pearson, Darren Betker, Earl Heather
Search and Discovery.com
... shales have documented velocity anisotropy in the order of 12%, further confirmed by the analysis of walkaway VSP data. Correcting for the non...
2014
Enhanced Reservoir Characterization and Permeability Prediction of Heterogeneous Carbonate Reservoirs from Sonic Velocity and Digital Image Analysis; #50689 (2012)
John E. Thornton and G. Michael Grammer
Search and Discovery.com
...Enhanced Reservoir Characterization and Permeability Prediction of Heterogeneous Carbonate Reservoirs from Sonic Velocity and Digital Image Analysis...
2012
Integration of Depth Conversion, Seismic Inversoin and Modeling Over The Belida Field, South Natuna Sea Block "B", Indonesia
Patrick Jonklaas
Indonesian Petroleum Association
... and velocity of the datum (VO/k), or Legge-Rupnik regression analysis. a) Average Velocity Seismic times and sub-sea well depths were used to derive...
1991
The Evolution of FWI and its Perceived Benefits
Tony Martin, Andrew Long
Australian Petroleum Production & Exploration Association (APPEA) Journal
... analysis, estimate elastic properties and prospect derisking. Collectively, we demonstrate how to produce high-resolution velocity models when...
2019
Bed Configurations in Steady Unidirectional Water Flows. Part 2. Synthesis of Flume Data
John B. Southard, Lawrence A. Boguchwal
Journal of Sedimentary Research (SEPM)
... viscosity in the dimensional analysis on which the dimensionless variables in Equations 1 are based, the dimensionless depth-velocity-size diagram...
1990
THE EARTH'S CRUST UNDER THE WILLISTON BASIN IN EASTERN SASKATCHEWAN AND WESTERN MANITOBA
Z. HAJNAL, C. M. R. FOWLER
Williston Basin Symposium
... a thick, high velocity (7.1-7.6 km/sec) lower crust. The upper mantle has a higher velocity (8.3-8.5 km/sec). CITED Chapman, C. H...
1982
Shape Entropy and Settling Velocity of Natural Grains
J.P. Le Roux
Journal of Sedimentary Research (SEPM)
...Shape Entropy and Settling Velocity of Natural Grains J.P. Le Roux 2002 363 366 Vol. 72 (2002) No. 3. (May) The shape of sedimentary particles has...
2002
Seismic Detection of Overpressuring and Fracturing: An Example from the Qaidam Basin, People’s Republic of China
Robert J. Paul
Southeast Asia Petroleum Exploration Society (SEAPEX)
... and small quantities of oil and gas was identified on the northwest plunging nose of the Nan Yi Shan anticline. Velocity dispersion effects were encountered...
1990
Petrophysical Relationship to Predict Synthetic Porosity Log; #41124 (2013)
Thariq Guntoro, Intan Putri, and Ayi Syaeful Bahri
Search and Discovery.com
... ([email protected]) Abstract In seismic analysis, P-waves are an important attribute to identify the reservoir. It is sensitive with the presence...
2013
Reservoir Description by Interferometric Imaging of VSP Data in Transition Zones
Thomas Radford, Martin Karrenbach, Ferry Yustiana, Willi Brianno, Dhea Wachju
Indonesian Petroleum Association
..., interferometric processing, imaging and analysis allows us to obtain valuable reservoir information. Considering the geologic setting and data acquisition...
2013
Chapter 10-part 3: 3-D Depth Image Interpretation
William L. Abriel, Joseph P. Stefani, Robert D. Shank, David C. Bartel
AAPG Special Volumes
...: A versatile 3-D earth model and robust model editor Accurate velocity analysis and representation Robust 3-D forward modeling of rays and waves...
2011
Seismic Guided Drilling (SGD*): A New Technology for Look-Around and Look-Ahead of the Bit Prediction During Drilling
Nader C. Dutta, Sherman Yang, Jianchun Dai, Aranya Bhaduri, S. Chandrasekhar, Firoze Dotiwala, C.V. Rao
Indonesian Petroleum Association
... velocity, an essential ingredient for Migration to produce an Image, is based on the “flattening of seismic gathers” criterion. While this criterion...
2012
Detecting igneous rocks in the presalt with elastic FWI
Gabriel Pacheco, Ana Araújo, Diego Costa, Karine Pereira, Luis Cypriano
International Meeting for Applied Geoscience and Energy (IMAGE)
... are then extracted from the sonic logs to obtain a representative average velocity. The analysis revealed that a minimum cut-off velocity of 5509 m...
2024
Aerodynamic and Geometric Diameter of Airborne Particles--Reply
Weinan Chen, Donald W. Fryrear
Journal of Sedimentary Research (SEPM)
..., Inc., 408 p. GIBBS, R.J., MATTHEWS, M.D., AND LINK, D.A., 1971, The relationship between sphere size and settling velocity: Journal of Sedimentary...
2002
Abstracts: Fluid Substitution and Seismic Modelling in a Sandstone Aquifer; #90173 (2015)
Virginia C. Vera and Don C. Lawton
Search and Discovery.com
... of interest simulating pre, during and post CO2 injection scenarios. From Gassmann calculations it was found that the P-wave velocity decreases...
2015
Effects of Differential Cementation on the Sonic Velocities of Upper Cretaceous Skeletal Grainstones (Southeastern Netherlands)
Jeroen A. M. Kenter, Bruce W. Fouke, Marc Reinders
Journal of Sedimentary Research (SEPM)
... mineralogy, rather than a significant difference in primary porosity. The time-average velocity equation for a calcite matrix fails to predict...
1997
Hydraulic Factors Controlling the Shape of Laminae in Laboratory Deltas
Alan V. Jopling
Journal of Sedimentary Research (SEPM)
... therefore be considered in an analysis of frontal profile. Due to changing boundary roughness,(FOOTNOTE 3) velocity and bed shear stress are only...
1965
New geological insights gained from the reprocessing, imaging, and interpretation of legacy seismic datasetsOffshore Mauritania
Kranthi Garidepalli, Elisabeth Gillbard, Simon Dean, Darren Judd, Nassim Kettouche, Paul Bellingham
International Meeting for Applied Geoscience and Energy (IMAGE)
... sediments and salt, and the interactions of the two. Velocity analysis of the Jurassic and Early Cretaceous structures shows them to be highly variable...
2022
Abstract: Interpretation of Natural Fractures from the Traveltime Variation with Source-receiver Azimuth in the Alberta Foothills; #90172 (2014)
Draga A. Talinga, Don C. Lawton
Search and Discovery.com
... can be realized when some of the most critical parameters (matrix velocity and symmetry axis direction) are unknown. The orientations predicted...
2014