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The AAPG/Datapages Combined Publications Database
Showing 34,496 Results. Searched 200,674 documents.
Very High-Resolution Seismics as a Tool for Sequence Stratigraphy Applied to Outcrop Scale--Examples from Eastern Tyrrhenian Margin Holocene/Pleistocene Deposits
F. L. Chiocci
AAPG Bulletin
... of western European basins: SEPM Special Publication. Chiocci, F. L., and W. R. Normark, 1992, Effect of sea-level variation on upper-slope depositional...
1994
The Seismic and Geological Definition of a Reef
R. A. Maxwell, W. Thomsen, F. Wilson
Oklahoma City Geological Society
... the effect of using the wrong velocity. High amplitude events which are continuous across a 24 trace segment indicate the proper velocity to apply...
1973
Subsurface Characterizaton Using Microseismic Velocity, Attenuation, and Ansiotrophy Tomography in a Geothermal Field
Ahmad Syahputra, Andri Dian Nugraha, Rachmat Sule, Sri Widiyantoro
Indonesian Petroleum Association
...Subsurface Characterizaton Using Microseismic Velocity, Attenuation, and Ansiotrophy Tomography in a Geothermal Field Ahmad Syahputra, Andri Dian...
2014
Chapter 9: Application of the IER Strategy for Natural Gas Exploration
Ronald C. Surdam, Zun S. Jiao
Montana Geological Society
..., and three dimensions. This velocity inversion is equated to a significant change in the fluid chemistry from dominantly water-saturated...
1997
Estimating Seismic Anisotropy Parameters from Rock Properties in Wolfcamp Shales, Midland Basin
Jaewook Lee, David Lumley
Unconventional Resources Technology Conference (URTEC)
... importance of inputs on the regression function (Table 2). Among the stiffness coefficients, the effect of porosity change is greater than two other input...
2022
Lateral Changes in Seismic Velocities and Their Effect on Depth Prediction
J. Pinchin, M. Bayly
Petroleum Exploration Society of Australia (PESA)
... that the reason for this is the effect of short wavelength lateral velocity changes upon the stacking velocity determinations. The conclusion is that although...
1989
Abstract: P-wave AVAz Modeling: A Haynesville Case Study; #90224 (2015)
Jon Downton
Search and Discovery.com
... the effect of fracturing for a given signal-to-noise ratio? If so, what is the seismic response and what attributes best highlight this response? To try...
2015
Seismic Monitoring of the Pyrenees Field: A 4-D Success Case Study
Search and Discovery.com
N/A
Chapter Five: Reservoir Identification
Alistair R. Brown
AAPG Special Volumes
..., phase change (polarity reversal) or dim spot. The principal effect of overpressure moves the shale line to lower impedance, thus increasing...
2011
2D Vp modeling of the Albian-Cenomanian section using geological constraints, 3D extrapolation, and GRV uncertainty analysis of Aptian presalt reservoir: A Santos Basin example
Vitor Novellino, Alexandre Maul, María González, Fernando Freire
International Meeting for Applied Geoscience and Energy (IMAGE)
... by modifying the initial seismic Vp processing model, establishing a confidence degree for each model. Therefore, without considering the effect...
2024
Some Relations Among Sedimentation, Stratigraphy, and Seismic Exploration
W. C. Krumbein
AAPG Bulletin
... OF SEISMIC VELOCITY WITH DEPTH Weatherby and Faust (1935) furnish data on the effect of depth of overburden on seismic velocity. A Pennsylvanian section...
1951
Formation Porosity and Fluid Content from Velocity Logs
E. R. Denton
CSPG Bulletin
... Continuous Velocity Logs and electric logs arranged to show the effect of increased calcareous content of the Second White Specks Zone at widely spaced wells...
1956
A Regional Velocity Cube for Depth Conversion on the Northwest Shelf
Maighréad Ní Dheasúna, Mark Ballesteros, James Leven
Petroleum Exploration Society of Australia (PESA)
... for the hiObe'" velocity model, for which the regional compaction effect has been removed, illustrating regional trends in the geology. [Insert...
2012
Velocity-depth trends in Mesozoic and Cenozoic sediments from the Norwegian Shelf: Discussion
Peter Japsen
AAPG Bulletin
... as reference, but the depth-shift caused by overpressure is commonly a first-order effect compared to many second-order velocity variations caused...
2006
Depositional facies analysis and modeling of the Judy Creek reef complex of the Upper Devonian Swan Hills, Alberta, Canada
Y. Zee Ma, Andrew Seto, Ernest Gomez
AAPG Bulletin
... facies vertical stacking profiles (VSP). (A) Partition of the R4 sequence into the rim and interior with windward effect consideration. (B) Facies...
2009
Stress-Dependent Permeability and Dynamic Elastic Moduli of Reservoir and Seal Shale
Daisuke Katsuki, Anton Padin Deben, Olawale Adekunle, Andrew J. Rixon, Azra N. Tutuncu
Unconventional Resources Technology Conference (URTEC)
... to 3.398 km/s with increasing mean net stress from 1,000 to 5,000 psi. The S-wave velocity change of seal shale is from 1.132 to 1.375 km/s due...
2016
Elastic FWI imaging of a complex presalt structure using NATS data
Arthur Henrique, Luiz Felão, Sergio Barragan, Florian Jouno
International Meeting for Applied Geoscience and Energy (IMAGE)
..., characteristic of this type of acquisition, pose challenges to velocity model building and imaging. The target lies below the diving wave penetration...
2023
Elastic full-waveform inversion using random space shift
Yuhui Yao, Jizhong Yang, Yuzhu Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
... than AFWI due to the slow S-wave velocity which requires a more accurate initial model than Pwave velocity, together with the existence of tradeoff...
2022
Seismic expressions of a Miocene prograding carbonate margin, Mut Basin, Turkey
Xavier Janson, Gregor P. Eberli, Florence Bonnaffe, Fabrice Gaumet, Vincent De Casanove
AAPG Bulletin
..., reflections that do not correspond to any impedance contrast are generated by a tuning effect within the clinoform. Interference patterns created...
2007
South Casper Creek Field: A Study in Reservoir Heterogeneity
Scott L. Montgomery
AAPG Bulletin
..., Sponsors Meeting Report (April 11, 1991), 32 p. List, D. F., 1995, Tensleep Sandstone heterogeneity and effect on fluid flow, South Casper Creek...
1996
Bed Configurations in Steady Unidirectional Water Flows. Part 3. Effects of Temperature and Gravity
John B. Southard, Lawrence A. Boguchwal
Journal of Sedimentary Research (SEPM)
... along the temperature-change line passing through the ori inal bed state in the dimensionless depth-velocity-size diagram. Three examples from...
1990
History of Cenozoic Extension in Central Sevier Desert, West-Central Utah, From COCORP Seismic Reflection Data
Douglas B. Von Tish , Richard W. Allmendinger , James W. Sharp
AAPG Bulletin
... data, from the conversion of traveltime to depth from the COCORP data, and from seismic lines published by McDonald (1976). Velocity functions...
1985
Effects of Methane Hydrate on the Physical Properties of Sediments
William J. Winters, William F. Waite, David H. Mason
AAPG Special Volumes
... factors contribute to this different change in velocity: (1) the longitudinal wave speed of ice is slightly greater than that of structure I (methane...
2009
Predicting pressure-dependent velocities for carbonates by linking static and dynamic elastic properties
Xuan Qin, De-hua Han
International Meeting for Applied Geoscience and Energy (IMAGE)
... of velocity with respect to porosity, we plot the rate of velocity change in Figure 1b. We observe that the derivatives of 𝑉𝑝 -porosity relationship...
2022
Seismic Weathered or Aerated Surface Layer
O. C. Lester, Jr.
AAPG Bulletin
... with a low velocity characteristic has been recognized in seismic work for several years, and has been generally referred to as the "weathered layer...
1932