Evolution of an Allochthonous Salt System, Southern Mars-Ursa Minibasin, Northern Gulf of Mexico

Angela Pell, Jeffrey A. Nunn

GCAGS Transactions

... throw, strike and dip orientations, and probable timing of brittle deformation (Pell, 2007). Isochrons were generated for each mapped seismic sequence...

Characterization and development of subsurface fractures observed in the Marcellus Formation, Appalachian Plateau, north-central Pennsylvania

Scott Wilkins, Van Mount, Keith Mahon, Andrew Perry, and Jon Koenig

AAPG Bulletin

..., 1991, Regional fractures I: A mechanism for the formation of regional fractures at depth in flat-lying reservoirs: AAPG Bulletin, v. 75, p. 1714–1737...

The Formation and Behavior of "Vapor Lock" Pressure Seals and Associated Hydrocarbon Accumulations in Geologically Young Basins

W.M. Benzing , G.M. Shook , S.D. Leroy

GCAGS Transactions

... that the creation of pressure seals and the occurrence of abnormal fluid pressure reduces the seismic velocity and distorts the true depth to geologic...

Near-Shore Ripples: Some Hydraulic Relationships

A. S. Trenhaile

Journal of Sedimentary Research (SEPM)

... with water depth, such that although random fluctuations are present, ripple geometry will tend to increase towards the breaker point. The effect of bed...

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...

One more stride forward in Thunder Horse subsalt imaging with elastic FWI

Bunmi Elebiju, Qingsong Li, Ken Hartman, Francis Rollins, Ye Feng, Karl Kaiser, Werner Schinagl, Chi Chen, Alex Yanjun Hao, Zhiyuan Wei, Jiawei Mei

International Meeting for Applied Geoscience and Energy (IMAGE)

... in both acquisition and imaging, primarily due to the massive salt canopy that causes distorted and poor illumination, leading to velocity and imaging...

Presentation of a Velocity Mis-Tie

W. B. Robinson

Oklahoma City Geological Society

... "Standard" survey method which has been in use for the past 25 or 30 years. Average velocity to any depth = Z ÷ T. Interval velocity between any two...

Porosity Dependence on Temperature: Limits on Maximum Possible Effect

Lee P. Stephenson

AAPG Bulletin

... be illustrated by using it to establish the maximum possible effect of temperature to test interpretations of porosity-depth curves selected from the literature...

Insights Into the Tectonic Stress History and Regional 4-D Natural Fracture Distribution in the Australian Cooper Basin Using Etchecopar's Calcite Twin Stress Inversion Technique, 2-D/3-D Seismic Interpretation and Natural Fracture Data From Image Logs and Core; #41752 (2015)

David Kulikowski, Khalid Amrouch, Khalda Hamed Mohammed Al Barwani, Wei Liu, Dennis Cooke

Search and Discovery.com

... in Australia. Highly desirable information will be presented on the relationship between the timing of natural fracture development, complete natural...

Effect of Zechstein Supergroup (Z1 cycle) Werrahalit pods on prospectivity in the southern North Sea

John R. Underhill, Kirsten L. Hunter

AAPG Bulletin

.... The velocity effect has led to major discrepancies between prognosed and actual depth for deeper, highly prospective, Rotliegend Group, Leman Sandstone Formation...

Dynamics of Bedforms in the Lower Mississippi River

David J. Harbor

Journal of Sedimentary Research (SEPM)

... may have passed between fathometer profiling and flow characterization. Mean velocity and depth were determined for 25-50 stations at each cross...

Quantitative Analysis of North Sea Subsidence

Julian A. Thorne , Anthony B. Watts

AAPG Bulletin

...-integrated effect on the present maturity of buried source rocks and no effect on the distribution of mature hydrocarbons that have migrated from depth...

Sonic Velocity in Carbonates„A Combined Product of Depositional Lithology and Diagenetic Alterations

Flavio S. Anselmetti, Gregor P. Eberli

Special Publications of SEPM

... carbonates of two theGreat Bahama Bank indicate that sonic velocity in carbonates is unlike insiliciclastic is much controlled by the combined effect...

Seismic Refraction Measurements of Crustal Structure in Oklahoma

E. Tryggvason, B. R. Qualls

Oklahoma City Geological Society

... variations in P. velocity and their effect on the location of epicenters, Bull. Am. Seismol. Soc., 52, 1037-1046, 1962. Pakiser, L. C., and J. S. Steinhart...

Seismic Sequences and Their Distribution on the Wilkes Land Margin

S. L. Eittreim, G. L. Smith

Circum Pacific Council Publications

... (Fig. 2 ) . Depth sec- tions were computed for lines 1, 3 , 5 , and 7 using velocity models constructed from smoothed stacking velocity files...

ABSTRACT: Geostatistical Shale Models for a Deltaic Reservoir Analog: From 3D GPR Data to 3D Flow Modeling; #90013 (2003)

HONGMEI LI, CHRISTOPHER D. WHITE

Search and Discovery.com

... reflectors. The well ties are inexact because of errors in the radar velocity; small adjustments (less than 20 cm) were applied to the GPR traces...

Comparison of an Estimated Shear Wave Log with a Measured Shear Wave Log, by Felix Oghenekohwo, George Smith; #40687 (2011)

Search and Discovery.com

A Holistic Approach to Model-Building in and Around Injectites: A Case-Study Offshore Norway, , #42193 (2018).

Victoria Valler, Nathan Payne, Thomas Hallett, Marcin Kobylarski, Girish Venkatraman, Jochen Rappke, Dirk Fairclough

Search and Discovery.com

... in preparation for following GMO picking and high-resolution tomography. Figure 2. Inline stack section in depth with interval velocity overlay...

Geophysical Prospecting for Oil

Donald C. Barton

AAPG Bulletin

... shot in reverse directions allow the determination of the velocity of the two formations and the dip and depth of the high-speed formations...

Chapter 14: Gravity, Seismic Reflection, and Tomographic Constraints on the Subduction-to-Strike-Slip Transition at the Southeastern Caribbean Plate Boundary Zone

Tricia G. Alvarez, Paul Mann, Carlos A. Vargas, Lesli J. Wood

AAPG Special Volumes

... for local earthquake tomography and relocation (Koulakov, 2009). For the initial 1-D velocity model, the depth to Moho, Vp and Vs values for layers above...

Facies Distribution and Stratigraphic Architecture of the Lower Cretaceous McMurray Formation, Lewis Property, Northeastern Alberta

Erin E. Crerar, R.W.C. Arnott

CSPG Bulletin

... provide a first order approximation of channel width (W=1.5h/tanβ), depth (0.595h), meander wavelength (λ=10.9w1.01), and point-bar length (λ). For two...

Chapter 8: Evaluation of Anomalous Pressuring and Gas Saturation Using 2-D and 3-D Visualizations of Well Log Information

Zun S. Jiao, Ronald C. Surdam

Montana Geological Society

... on the velocity-depth plot. In order to better isolate the effect of gas saturation and anomalous pressure on the velocity profiles...

Upper Cretaceous Sequence Stratigraphy of the Rock Springs Uplift, Wyoming

Kurt W. Rudolph, William J. Devlin, Jeff P. Crabaugh

Rocky Mountain Association of Geologists

... on sedimentary stacking patterns, facies successions, paleontological data and geometric criteria from outcrop, and subsurface data. The largest scale...

AAPG Annual Convention Shreveport, May 17-20, 1998, Salt Lake City, Utah, - Abstracts, #90937 (1998).

Search and Discovery.com

Structure of Argentine Continental Margin

William J. Ludwig , John I. Ewing , Maurice Ewing

AAPG Bulletin

... as sedimentary rock. An intermediate crustal layer of velocity about 6.8 km/sec was measured in profiles 56 and 63 approximately at 7 km depth. A layer...