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The AAPG/Datapages Combined Publications Database
Showing 29,366 Results. Searched 195,387 documents.
Effects of Sphericity, Roundness, and Velocity on Traction Transportation of Sand Grains
William J. Morris
Journal of Sedimentary Research (SEPM)
... influence its settling velocity (and therefore, conditions of transportation), are size, sphericity, roundness, and specific gravity. The manner...
1957
Combining Sonic Velocity and Characterization of Pore Architecture to Develop a Proxy for Reservoir Permeability in Unconventional Carbonates: An Example from the Mid-Continent Mississippian Limestone
Beth Vanden Berg, G. Michael Grammer
Unconventional Resources Technology Conference (URTEC)
...Combining Sonic Velocity and Characterization of Pore Architecture to Develop a Proxy for Reservoir Permeability in Unconventional Carbonates...
2014
Weathervaning Characteristics of Tankers Connected to Single Point Moorings
A. T. Brumley, A. E. Potts
Southeast Asia Petroleum Exploration Society (SEAPEX)
... by finding the vector sum of the current velocities to find the total velocity incidence direction and then finding the coefficient for the vector...
1996
The Role of Detrital Components in the Petrophysical Parameters of Paleogene Calcareous-Dominated Hemiplegic Deposits
Search and Discovery.com
N/A
Experimental fluid substitution studies question applicability of Gassmann's theory in carbonate rocks, by G.T. Baechle, R.J. Weger, G.P. Eberli, #90025 (2004)
Search and Discovery.com
2004
Extended Abstract: Advances in Interpretation & Imaging
P. Beale
Southeast Asia Petroleum Exploration Society (SEAPEX)
... migration uses more, and better velocity information. Post Stack Depth Migration (“PoSDM”) – will place the seismic image in it’s correct lateral...
1998
Dynamics of Stream Flow and Environmental Control
Krishna K. Misra
Tulsa Geological Society
... develops between the two adjacent layers in the direction of flow. In laminar, or viscous, flow the velocity is directly proportional to the water depth...
1972
Abstract: Effect of Thermal Shock on P and S Wave Speeds in a Low-porosity Quartz Sandstone; #90174 (2014)
Wei Xie and Douglas R. Schmitt
Search and Discovery.com
... because of the influence of shocked cracks. During low pressure loading(less than 80Mpa), the wave velocity of both initial and heated sample changes...
2014
AAPG Memoir 76, Chapter 19: The Future of Pressure Prediction Using Geophysical Methods
Alan R. Huffman
AAPG Special Volumes
... be possible to do a velocity analysis parallel with the fractures and get a velocity result that does not include the influence of the fractures...
2001
Predicting the depth of viscous stress peaks in moving salt sheets: Conceptual framework and implications for drilling
Ruud Weijermars and Martin P. A. Jackson
AAPG Bulletin
... component exists only in the -direction, with no slip at the upper and lower boundaries, so that at . The Poiseuille velocity profile is given...
2014
Morphology and Sediments of Sand Waves in the St. Lawrence Estuary
David Monahan
Atlantic Geology
... studied under natural conditions: a) migrate under the influence of the stronger tide or current; b) reverse their asymmetrical orientation...
1976
Sedimentary Structures Generated by Flow in Alluvial Channels
D. B. Simons, E. V. Rlchardson, C. F. Nordin JR.
Special Publications of SEPM
... in the viscosity term Fine sediments do not appear to influence the turbu lence structure or velocity distribution Nordin 1964b I t is difficult...
1960
Shelfedge Dynamics and the Nepheloid Layer in the Northwestern Gulf of Mexico
David W. McGrail, Michael Carnes
Special Publications of SEPM
... T MOR 2 V T MET MET 2 MET3 MET EMCM EMA V T C V T Velocity Temperature C Conductivity All ZZZ23 I2 data recorded J i t Direction recorded...
1983
Depositional Architecture and Petrophysical Variability of an Oolitic Tidal Sand Shoal: Pennsylvanian (Missourian), Kansas, U.S.A.
Eugene C. Rankey, Hamilton Goodner, John Doveton
Journal of Sedimentary Research (SEPM)
... measure elastic body waves in which the direction of particle movement is normal to the direction of wave propagation. In carbonates, shear-wave velocity...
2018
Effects of Overburden Anisotropy and Vertically Aligned Fractures on P-Wave Azimuthal AVO Responses
Fatkhan, Yudi Yanto, Nofri Faruza Said
Indonesian Petroleum Association
... at least wave velocity changes with direction of propagation. With the increasing use of wide angles and multi-azimuthal seismic data, anisotropic effects...
2005
Abstract: Non-First-Break Solution for Shallow Velocity Anomaly Problem; #90211 (2015)
Emil Blias
Search and Discovery.com
... to determine shallow velocity structures and remove their influence on stacking velocities and imaging. This technology includes four main steps: (i) High...
2015
Observations of Intrinsic Anisotropy in Varied Geologic Settings, #40562 (2010)
Lori A. Hathon, Michael T. Myers
Search and Discovery.com
... and into a direction perpendicular to the fast azimuthal velocity. Intrinsic azimuthal anisotropy in the thrust belt sands averaged 15% in both crestal...
2010
Entrainment and Distribution of Different Sand Sizes Under Water Waves
Peter Nielsen
Journal of Sedimentary Research (SEPM)
.... L., AND ISAACS, F. D., 1977, The motion of a small sphere in a rotating velocity field: a possible mechanism for suspending particles in turbulence...
1983
Flow Transformations in Particulate Gravity Currents
Dave Waltham
Journal of Sedimentary Research (SEPM)
.... The drop in velocity can result in a dramatic increase in sediment loss from the flow, which is important in its own right but can also indirectly influence...
2004
Ultrasonic measurements of elastic anisotropy of granitic rocks for enhanced geothermal reservoirs
Mayra D. L. Carrasquilla, Jake Parsons, Teng Long, Min Sun, Yingcai Zheng, De-Hua Han
International Meeting for Applied Geoscience and Energy (IMAGE)
... and the effect of S-wave velocity; 𝜖 symbolizes the relative difference between the velocities of the P-wave in the propagation direction and perpendicular...
2023
Effect of Mineralogy on NMR, Sonic, and Resitivity: NMR, Sonic, and Resistivity: A Case Study of the Monterey Formation
Saul Rivera, Manika Prasad
Unconventional Resources Technology Conference (URTEC)
... factors taken into consideration for the placement of ultrasonic crystals for velocity measurements under pressure. The first is the direction...
2014
Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad
Tony Johns
Search and Discovery.com
... for a VTI medium (Thomsen, 1986), using parameters G and H. Anisotropy has a greater influence on the description of the velocity for S-wave than with P...
Unknown
Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad
Tony Johns
Search and Discovery.com
... for a VTI medium (Thomsen, 1986), using parameters G and H. Anisotropy has a greater influence on the description of the velocity for S-wave than with P...
Unknown
Interpretation Methods in the Exploration of Oligocene-Miocene Carbonate Reservoirs, Offshore Northwest Madura, Indonesia
David C. Carter, Dwi Mandhiri, Robert K. Park, Imron Asjhari, Syaiful Basyuni, Sergey Birdus, John P. Bradfield, Ary Iriawan, Meutia Nasfiah, M.A. Agung Nugroho
Indonesian Petroleum Association
... use of isochrons, amplitude, variance images, amplitude versus offset (AVO), acoustic impedance, seismic facies and detailed velocity estimation...
2005
Imaging of Subsurface Velocity Structure on Volcanic Area of South East Java: An Application of Passive Seismic Ambient Noise Tomography for Sub-Volcanic Hydrocarbon Exploration
Pongga Wardaya, Erlangga Septama, Vida Irine Rossa, Richie Rahmat Pratama, Rusalida Raguwanti
Indonesian Petroleum Association
..., 7, and 8. Some 2D depth sections of the shear wave velocity profile for selected lines in West-East direction are shown in Figure 9. Consistent...
2021