The Ocean-Sediment System and Stratigraphic Modeling in Large Basins

Bernd J. Haupt, Karl Stattegger

Special Publications of SEPM

... velocity and convection depth The importance of convec tion depth input has been shown by Seidov and Haupt 1997 The model itself basically consists...

Western Caribbean intraplate deformation: Defining a continuous and active microplate boundary along the San Andres rift and Hess Escarpment fault zone, Colombian Caribbean Sea

Luis Carlos Carvajal-Arenas, and Paul Mann

AAPG Bulletin

... 1B). The velocity model used for depth conversion is based on stacking velocities obtained from the seismic profiles. The stacking velocities...

Understanding Azimuthal P-Wave Anisotropy through Multiple Vendor and Attribute Comparisons

Jamie Rich, Breanne Kennedy, Marianne Rauch-Davies

Unconventional Resources Technology Conference (URTEC)

... (Vnmo) are commonly observed in modern 3D seismic surveys. In many cases this effect is visible on azimuthal gathers and correcting for it becomes...

Evaluation of Late Cap Rock Failure and Hydrocarbon Trapping Using a Linked Pressure and Stress Simulator

A. E. Lothe, H. Borge, . Sylta

AAPG Special Volumes

... and also the timing for the leakage in the neighboring cells. Compartment K is shown as an example of this effect (Figures 7, 8). A progressive reduction...

An Examination of the Effects of Surface Data Acquisition Methods on Well Performance Evaluations and Completion Optimization

Darryl Tompkins, Marci Kerls, Oladapo Adejare

Unconventional Resources Technology Conference (URTEC)

... of the reservoir. Timing of Measurements - For all of the rate and pressure measurement methods discussed above, there can be further errors induced due...

Temperature Gradients: Part VII. Subsurface Temperature Gradients

C. E. Van Orstrand

AAPG Special Volumes

.... Fig. 9. Depth-temperature curve showing possible effect of ground water. FOOTNOTE 24. F. B. Plummer and E. C. Sargent, "Underground Waters...

Abstract: Supervirtual S-wave Refraction Interferometry for Converted Wave Statics and Near-Surface S-wave Velocity Model Building; #90224 (2015)

Kristof De Meersman and Yoones Vaezi

Search and Discovery.com

...Abstract: Supervirtual S-wave Refraction Interferometry for Converted Wave Statics and Near-Surface S-wave Velocity Model Building; #90224 (2015...

Seismic Velocity Model Building in an Area of Complex Geology, Southern Alberta, Canada

Helen Isaac and Don Lawton

Search and Discovery.com

..., which is expected to be relatively undeformed. Prestack depth migration provides better images. Our most effective velocity models for prestack depth...

The Renaissance of Gravity, B.S. Anderson, M.E. Weber, J.E. Bain #40035

Search and Discovery.com

Construction of Geological Sections of Folds with Steep-Limb Attenuation

William Daniel Gill

AAPG Bulletin

... to the projection of dip evidence, eliminating unintentional errors due to faulty drawing and providing control where none would otherwise exist...

Carbonate Platform to Basin Transitions on Seismic Data and in Outcrops: Great Bahama Bank and the Maiella Platform Margin, Italy

Gregor P. Eberli, Flavio S. Anselmetti, Christian Betzler, Jan-Henk Van Konijnenburg, Daniel Bernoulli

AAPG Special Volumes

... in the deeper zones, while the low-pass filter was set throughout to 450500 Hz. After common depth-point stacking (12-fold), migrating, and filtering...

P-wave velocity inversion with average velocity analysis method

Yan Yuefeng, Jing Shaodong, Wang Yingwei, Zhong Chuhan

International Meeting for Applied Geoscience and Energy (IMAGE)

..., the application of P-wave velocity is more significant. It is shown that Poisson’s ratio is sensitive to the wavelength (W)/depth (D) relationship...

3-D Seismic Recognition of the Jurassic Smackover Reservoir of Grayson Field Using Leading-Edge Reservoir Characterization Seismic Processing

Kevin B. Hill

GCAGS Transactions

.... Hill 2001 121 131 Vol. 51 (2001), The discovery well at Grayson Field was drilled on a four-way dip closure defined by only three 2D seismic lines...

Geomechanical prestack depth migration of the Kraken 3D (Browse Basin, Australia)

Jarrod Dunne, Ferudun Kilic, Matthew Zengerer, Pramod Kumar, Hamish Stein, Shiv Pujan Singh, Stephen Gallagher

Petroleum Exploration Society of Australia (PESA)

... or marly sequence based on its stratigraphic stacking patterns and seismic character. Such a sequence ought to have quite smooth lateral velocity...

Geomorphological Regional Curves for Prediction of Drainage Area and Screening Modern Analogues for Rivers in the Rock Record

Stephanie K. Davidson, Colin P. North

Journal of Sedimentary Research (SEPM)

..., such as width, depth, and velocity, and their controlling independent variables, particularly mean annual discharge. They showed that channel geometry varies...

Emplacement and evolution of the Mahogany salt body, central Louisiana outer shelf, northern Gulf of Mexico

Mark G. Rowan, Robert A. Ratliff, Bruce D. Trudgill, Jaime Barceló Duarte

AAPG Bulletin

... (1497 m/s and 4572 m/s, respectively), and an average depth-dependent velocity function for the surrounding sediments derived from the check-shot...

Curvature of Low-Angle Faults at Las Mercedes, Venezuela: GEOLOGICAL NOTES

M. Kamen-Kaye

AAPG Bulletin

... angle. Compilation showed that the typical Las Mercedes fault varied in angle almost constantly with depth. The typical fault plane could therefore...

Reverse-time migration of mobile marine vibrator data

Khalid Almuteri, Paul Sava, Jeffrey Shragge

International Meeting for Applied Geoscience and Energy (IMAGE)

... phase change and mispositioning of imaged structure. Further, ignoring source motion effects may imply apparent poor illumination, velocity errors...

Geophysical Studies of the Upheaval Dome Area, San Juan County, Utah

H. R. Joesting, Donald Plouff

Utah Geological Association

... it was found that the combined effect of errors in multiplex spot elevations and in altimetry gave elevations of gravity stations in the crater about 30 feet...

The Development of Clast Fabric in Mudflows

John F. Lindsay

Journal of Sedimentary Research (SEPM)

... to settle under gravity. This will probably have little effect on the development of fabric during flow, except that the velocity gradient will be greater...

Time-Lapse WAW VSP Imaging of an Unconventional Reservoir Using DAS Fiber Optics

J. Andres Chavarria, Dan Kahn, David Langton, Steve Cole, Xinyang Li

Unconventional Resources Technology Conference (URTEC)

... practice. Velocity data from the zero offset (ZO) and WAW VSP were conducted first in order to assist with the microseismic processing and depth calibration...

AAPG Memoir 76, Chapter 15: Forward Modeling of Log Response in Geopressured Formations Reveals Valuable Insights to the Various Pore-Pressure Prediction Techniques

J. C. Rasmus

AAPG Special Volumes

... of compressional velocity vs. depth for the various pore-pressure equivalent mud weights. Figure 4 is the same data plotted vs. effective stress...

Time-domain extended-source full-waveform inversion for acoustic vertically transversely isotropic media: Theory and numerical validation

Gaoshan Guo, Stephane Operto, Hossein S. Aghamiry

International Meeting for Applied Geoscience and Energy (IMAGE)

... successfully reconstructs the low-velocity gas layers, positive velocity contrast at reservoir depths (∼ 3 km depth), and a flat reflector at 5.0 km...

Seismic Frequency Bandwidth Constraints in Deepwater Locations

Andrew Long, Iain Buchan

Indonesian Petroleum Association

... of about 9 m and greater, the effect of different source depth is largely irrelevant to High-cut frequency. For 1 s TWT arrival time, each 1 m increase...

Dip or Strike? … Complimenting Geophysical Sampling Requirements and Acquisition Efficiency for Towed Streamer Marine Seismic

Martin Bayly, Low Cheng Foo, Michelle Tham, M Nabil El Kady, Saeeda Hydal, Thomas Olanrenwaju Ajewole, Nigel Seymour, Satyabrata Nayak, Bidyut Chowdhury, M Faizal Idris, Sandeep K Chandola, M Iqbal Supardy

Indonesian Petroleum Association

...Dip or Strike? … Complimenting Geophysical Sampling Requirements and Acquisition Efficiency for Towed Streamer Marine Seismic Martin Bayly, Low Cheng...