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The AAPG/Datapages Combined Publications Database
Showing 34,503 Results. Searched 200,756 documents.
Shape Sorting During Wind Transport of Quartz Silt Grains: DISCUSSION
Kenneth Pye
Journal of Sedimentary Research (SEPM)
... velocity. The experimental evidence has clearly demonstrated that variations in gross particle form have a more significant effect than grain...
1994
Recent Experiences with Seismic Imaging and Velocity Analysis: Abstract
John L. Toldi, Nathaniel G. Tilander
Indonesian Petroleum Association
... (e.g. trying to resolve the possible separation of beds along a minor fault). Thus, although no single effect (such as lateral velocity gradients...
1998
Abstract: Post-glacial climate change and its effect on the thermal structure and habitat in a shallow dimictic lake, Nova Scotia, Canada
Brent T. Lennox, Ian S. Spooner
Atlantic Geology
...Abstract: Post-glacial climate change and its effect on the thermal structure and habitat in a shallow dimictic lake, Nova Scotia, Canada Brent...
2006
3D-9C seismic survey for direct S-wave processing and interpretation
Rui Zhang, Zhiwen Deng, Yuanyuan Yue, Yan Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... weathering layer, which results in a thick low-velocity-zone. To address this issue, a ground roll inversion-based surface statistics method was used...
2022
Time Lapse Feasibility Seismic Study of Gas Carbonates Reservoir in Tetra Field, Indonesia
Helmi Indrajaya, Boris Gurevich, Maxim Lebedev, Sigit Sukmono
Indonesian Petroleum Association
... condition will increase in water saturation and the effect on seismic properties will in increase velocity and density. * PT. Pertamina EP...
2014
Oil Shales: Their Shear Story, by Jyoti Behura, Michael L. Batzle, Ronny Hofmann and John Dorgan, #40379 (2009).
Search and Discovery.com
2009
Rhone Deep-Sea Fan: Morphostructure and Growth Pattern
L. Droz, G. Bellaiche
AAPG Bulletin
... Technology Conference, O.T.C., 3116, p. 559-570. Broecker, W. S., M. Ewing, and B. C. Heezen, 1960, Evidence for an abrupt change in climate close to 11,000...
1985
Effects on the precision of tomography near-surface model with single receiver
Baohua Yu, Yongguo Wu, Haili Wang, Faquan Feng, Quanbin Yang, Lixin Ma
International Meeting for Applied Geoscience and Energy (IMAGE)
... provide a high-precision velocity model for pre-stack depth migration. Introduction With the advancement of the exploration technology and seismic...
2024
Abstract: A Case History of Velocity Problems in the Shadow of a Large Growth Fault in the Frio Formation, Texas Gulf Coast
James L. Allen and J. M. Bruso, Jr.
Houston Geological Society Bulletin
... the major fault was a false effect caused by velocity contrasts across the growth fault. This case history proves that the recognition and proper use...
1989
Abstract: Velocity Model Building in the Gulf of Mexico--An Old Story With a New Twist, by M. Witcombe; #90981 (1994).
Search and Discovery.com
1994
Identification and calculation of transfer overpressure in the northern Qaidam Basin, northwest China
Changyu Fan, Zhenliang Wang, Aiguo Wang, Suotang Fu, Liqun Wang, Yongshu Zhang, Hongxi Kong, and Xiao Zhang
AAPG Bulletin
... an increase in density and little change in sonic velocity. Strata overpressured by fluid expansion (e.g., overpressure transfer or gas generation...
2016
The Cordilleran Foreland Thrust Belt in Northwestern Montana and Northern Idaho From COCORP and Industry Seismic Reflection Data (1)
THEODORE R. YOOS , CHRISTOPHER J. POTTER , JANET L. THIGPEN , and LARRY D. BROWN
AAPG Bulletin
... is interpreted to be a velocity effect due to low-velocity Tertiary (Kishenehn Formation) and Quaternary sedimentary rocks in the Kishenehn basin east...
1991
Small Scale Aeolian Bedforms
John M. Ellwood, Peter D. Evans, and Ian G. Wilson
Journal of Sedimentary Research (SEPM)
... the impact of the saltating sand, large ridges about 20 cm apart were formed. However when the velocity was increased gradually, there was an abrupt change...
1975
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)
... the cementation effect on sonic velocity at high porosities. Linear and nonlinear time-average regressions show strong correlation between velocity and porosity...
1997
Pore pressure prediction while drilling: Three-dimensional earth model in the Gulf of Mexico
Fausto Mosca, Obren Djordjevic, Thomas Hantschel, Jim McCarthy, Ana Krueger, Dave Phelps, Tayo Akintokunbo, Thorsten Joppen, Klaas Koster, Michael Schupbach, Kenneth Hampshire, and Andy MacGregor
AAPG Bulletin
... approximations in velocity and traveltime computations: Geophysical Prospecting, v. 21, p. 783–795, doi:10.1111/j.1365-2478.1973.tb00058.x. Bilgeri, D...
2018
Hydrocarbon plumbing systems of salt minibasins offshore Angola revealed by three-dimensional seismic analysis
Katrine J. Andresen, Mads Huuse, Niels H. Schodt, Lene F. Clausen, Lars Seidler
AAPG Bulletin
... subject to the usual problems of estimating fluid saturations because of the nonlinear velocity change with low-saturation increases in the gas...
2011
A Comparison of the Various Methods of Dip Migration
H. Bruce Mayo
Oklahoma City Geological Society
... velocity distribution, cross section scale, and seismic record data were used for each. Mr. J. E. Stones and Mr. R. H. Peacock (Superior Oil Co...
1958
Physical Processes in the Ocean: Part 2: Relation of Oceanography to Sedimentation: PART 1
R. H. Fleming, Roger Revelle
AAPG Special Volumes
..., that is, the local change; u, v, and w are the velocity components along x, y, and z, coordinates, and C/x, C/y, and C/z are he components of the gradient...
1939
Variation in Depositional Pattern of Experimental Turbidity Currents Going Through a Break-of-Slope as a Function of Their Efficiency
Search and Discovery.com
N/A
Subsurface Geology of North Carolina-South Carolina Coastal Plain from Seismic Data
William E. Bonini , George P. Woollard
AAPG Bulletin
... identification of rock types; (2) differential seismic velocity values along and across structural grain; and (3) the effect of some factor such as confining...
1960
Physical Properties of Carbonate Reservoirs in South Sumatra
B. Sudewo, A. R. Suhendan, S. Chacko
Indonesian Petroleum Association
... of porosity occurrence, and by corollary, its absence. In order to do this, there needs to be a good understanding of the effect of porosity change...
1987
Reconstruction of Allochthonous Salt Emplacement from 3-D Seismic Reflection Data, Northern Gulf of Mexico
Robert D. Walters
AAPG Bulletin
..., below which velocity and density are nearly constant with depth. Two-way traveltime scale was constructed from depth-to-time conversion of sonic log...
1993
Controls on minibasin infill in the Nordkapp Basin: Evidence of complex Triassic synsedimentary deposition influenced by salt tectonics
Luis Alberto Rojo, and Alejandro Escalona
AAPG Bulletin
...; transgressive systems tract; TWT = two-way traveltime. Effect of Halokinesis in Triassic Depositional Environments Well data and seismic facies...
2018
Laboratory Experiments and Numerical Simulation on Bitumen Saturated Carbonates: A Rock Physics Study for 4D Seismology
Arif Rabbani, Jason Nycz, Zizhen Wong, Doug Schmitt, Ken Gray
Petroleum Exploration Society of Australia (PESA)
...% decrease of P-wave velocity for 10ºC to 130ºC change in temperature. Different slopes in velocity versus temperature plot may also indicate the possible...
2016