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The AAPG/Datapages Combined Publications Database
Showing 29,445 Results. Searched 200,673 documents.
The History of Part of the Colorado River and Its Tributaries: An Experimental Study
Thomas W. Gardner
Four Corners Geological Society
... variable. In field studies, it is not usually possible to separate the effect of any one variable controlling the morphology of incised meanders because...
1975
Comparison of fluid saturation distributions using 4D seismic and Bayesian evidence
Jeremy Gallop, Sandy Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... (or more) angle stacks of the time-lapse difference seismic over the reservoir; v p , vs , and ρ represent the subsurface P-wave velocity ratio, S-wave...
2022
The Theory Behind the Carman-Kozeny Equation in the Quest for Permeability of Rocks; #41344 (2014)
Carlos Haro
Search and Discovery.com
... (A), associated with the corresponding cross section, that considers the velocity variations in direction caused by the hydraulic tortuosity of the rock (White 2003...
2014
Defining the Optimal Drawdown Strategy in the Vaca Muerta Formation
Alejandro A. Lerza, Baosheng Liang, Daniela Rojas
Unconventional Resources Technology Conference (URTEC)
... complete it, because net stresses changes (and the velocity of this change) inside the fractures might easily transform a potentially good producer...
2018
Wave-Dominated Shelves: A Model of Sand-Ridge Formation by Progressive, Infragravity Waves
B. Boczar-Karakiewicz, J. L. Bona
CSPG Special Publications
... to depend on a slow time-variable τ that is appropriate to the description of the bottom deformation. The mass transport velocity leads in turn to a total...
1986
Stratigraphic Evolution of Blake Outer Ridge
R. G. Markl , G. M. Bryan
AAPG Bulletin
.... 2090-2094. Taner, M. T., and F. Koehler, 1969, Velocity spectra-digital computer derivation and applications of velocity functions: Geophysics, v. 34, p...
1983
Temperature Modeling in Deep Sea Appraisal Gas Wells
Hiroshi Fukagawa, Tsuyoshi Raijo
Indonesian Petroleum Association
... in Figure.2 can be expressed as follows [3]: − ∂(ρcT) ∂ 1 ⎛ ⎞ ∂ ∂T ρU⎜ H + U 2 + gxsinθ ⎟ + kg + Q = ∂t ∂x ⎝ 2 ⎠ ∂x ∂x Eq. 1 Since fluid velocity...
2011
Seismic Foldout: Norwegian North Sea: Identifying details of Lower Cretaceous sand fairways on the Måløy Slope
Irina Pene, Silje Rogne, Jaswinder Mann-Kalil, Marit Stokke Bauck, CGG
GEO ExPro Magazine
... of low velocity can be seen throughout the Agat interval, especially at the Duva Field. EXPLOR ATION OPPORTUNITIES Imaging uplift overcomes...
2024
A Quantitative Application of Seismic Inversion and Multi-Attribute Analysis based on Rock Physics Linear Relationships to identify High Total Organic Carbon Shale - A Case Study from the Perth Basin, Western Australia
Y. Altowairqi, R. Rezaee, B. Evans, M. Urosevic
Unconventional Resources Technology Conference (URTEC)
... formations in the north of the Perth Basin. This study shows that the Acoustic Impedance (AI), which is the product of compressional velocity and density...
2017
Detailed Oriented Seismic Processing Leads to More Accurate Elastic Attribute Results in the Delaware Basin
Marianne Rauch-Davies, Steve Smith, Alyona Bashkirtseva Hall
Unconventional Resources Technology Conference (URTEC)
... Basin is poor as the seismic response is complicated by a high velocity anhydrite layer in the near subsurface. In addition to this, large parts...
2017
Geophysical Data for Geologic Study
R. C. Dunlap, Jr.
AAPG Bulletin
..., however, it generally has been impossible to introduce one variable at a time. A given shot had to be recorded with seismometer outputs either mixed...
1956
Geostatistical Integration of Multiscale Data to Construct the Hunton Group GeocellularModel: Upscaling Logs and Downscaling Seismic Impedance Volumes, #42255 (2018).
Benmadi Milad, Abdulmohsen AlAli, Roger Slatt, Kurt Marfurt
Search and Discovery.com
... on the carbonate ramp often exhibits highly variable porosity and lithology resulting in heterogenous production. The generation of an accurate...
2018
New Jersey Continental Shelf Near Bottom Current Meter Records and Recent Sediment Activity
Charles E. McClennen
Journal of Sedimentary Research (SEPM)
... of the surface sand cover on the shelf. In d termining the relative importance of wave vs. current activity the true value of the critical erosion velocity...
1973
Recognition criteria for distinguishing between hemipelagic and pelagic mudrocks in the characterization of deep-water reservoir heterogeneity
Jesus Ochoa, Jeannette Wolak, Michael H. Gardner
AAPG Bulletin
... versus kaolinite in hemipelagites. These results indicate a settling velocity greater than shear velocity in pelagites, whereas hemipelagites record...
2013
Chapter 3: Seismic Data Acquisition, Processing, and Interpretation in the Cook Inlet Basin — Local Geologic and Logistical Impacts
Diane P. Shellenbaum
AAPG Special Volumes
... velocity dependency, the presence of gas, and complicated stratigraphy. Structural and azimuthal components can be addressed in the design and application...
2013
4.0 Structural Implications of Pore Pressure
P. E. Gretener
AAPG Special Volumes
... of Paleozoic age with a strong velocity contrast to the overlying Mesozoic clastics, special geophysical methods have been evolved. Figure 4.1-6 shows...
1981
Numerical simulation of water injection into layered fractured carbonate reservoir analogs
Mandefro Belayneh, Sebastian Geiger, Stephan K. Matthi
AAPG Bulletin
... comprises short joints with variable orientations.Joint Patterns in a Fold HingeAt Kilve, 2.5 km (1.5 mi) west of Lilstock, an anticline...
2006
Constraining uncertainty in interpretation of seismically imaged clinoforms in deltaic reservoirs, Troll field, Norwegian North Sea: Insights from forward seismic models of outcrop analogs
Nicholas E. Holgate, Gary J. Hampson, Christopher A.-L. Jackson, and Steen A. Petersen
AAPG Bulletin
... clinoforms is dependent on (1) the frequency of the seismic wavelet; (2) the overburden velocity; and/or (3) the acoustic impedance contrast...
2014
Bering Sea Velocity-amplitude Anomalies: Exploring the Distribution of Natural Gas and Gas-hydrate Indicators
Ginger A. Barth, David W. Scholl, and Jonathan R. Childs
AAPG Special Volumes
...Bering Sea Velocity-amplitude Anomalies: Exploring the Distribution of Natural Gas and Gas-hydrate Indicators Ginger A. Barth, David W. Scholl...
2009
Empirical Determination of Physical Controls on Megafaunal Footprint Formation Through Neoichnological Experiments with Elephants
Brian F. Platt, Stephen T. Hasiotis, Daniel R. Hirmas
PALAIOS
... standard deviation is provided for each coefficient. Variable Variable name Units Intercept v rb hv hv2 Locomotion velocity Sediment dry bulk density...
2012
3-D Seismic Imaging of a Thin, Vertically Isolated Fluvial Depositional System Reservoir In Seeligson Field, South Texas
Virginia M. Pendleton and Bob A. Hardage
GCAGS Transactions
... is fixed in a given cube of earth, and wavelength is the quotient of velocity and frequency, the dominant frequency of the seismic data is the variable...
1998
A depth uncertainty estimation system with prestack seismic data
Huafeng Liu, Andrey H. Shabelansky, Jinsong Chen, Min Yang, Cory J. Hoelting, Ying Tan
International Meeting for Applied Geoscience and Energy (IMAGE)
... predicting power away from wells. Another approach is to use a set of seismic models (including velocity and anisotropy) that provides acceptable...
2022
Methods for seismic Sweet Spot Identification, Characterization and Prediction in Shale Plays
Marita Gading, Lars Wensaas, Paul Collins
Unconventional Resources Technology Conference (URTEC)
... have a very large range of compositions, very complex micro-structures and a very variable, vertical nature. Some key controls on shale producibility...
2013
Application of least squares one-way wave migration in irregular sampling data of Bohai Bay Basin
Lv Yongchang, Li Daoshan, Wang Yongming, Meng Jie, Feng Xukui, Hu Dan, Wu Xiaofeng, Kong Zhaoju
International Meeting for Applied Geoscience and Energy (IMAGE)
... inversion theory. In the least squares migration algorithm, the migration velocity model (background velocity) will not be updated with the iteration...
2022
A Review of Petrophysics of Cooper Basin Reservoirs in South Australia
Chris Porter
Petroleum Exploration Society of Australia (PESA)
.... Wyllie et a!. (1958) stated in their conclusion: For consolidated rocks saturated with a high velocity fluid at high differential pressure the time...
1990