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The AAPG/Datapages Combined Publications Database
Showing 40,959 Results. Searched 195,452 documents.
Determination of the Laminar, Structural and Disperse Shale Volumes Using a Joint Inversion of Conventional Logs; #41944 (2016)
Ambrosio Aquino-López, Aleksandr Mousatov, Mikhail Markov, Elena Kazatchenko
Search and Discovery.com
.... Different authors (Castagna et al., 1985; Han, 1986; Marion, 1990) obtained regression equations between P- and S- wave velocities and total porosity...
2016
Some Relations Among Sedimentation, Stratigraphy, and Seismic Exploration
W. C. Krumbein
AAPG Bulletin
... limestone has velocities approaching 22,000 feet per second. As Beers pointed out, the interval-velocity graph is essentially a stratigraphic diagram...
1951
Rifts of the Western Arctic Shelf Based on Refraction Surveys
M. L. Verba, L. A. Daragan-Sushchova, A. D. Pavlenkin
Petroleum Geology: A Digest of Russian Literature
...; 6-refracting interfaces (a-good, b-poor, c-projected); 7-interface velocities; 8-interval velocities. I-XIII-Structural features (see text). The first marine...
1991
Pore Pressure Modeling Using Multivariate Geostatistics, #42299 (2018).
Flavia Braz Ponte, Francisco Fabio de Araujo Ponte, Adalberto da Silva, Alberto Garcia de Figueiredo Jr.,
Search and Discovery.com
..., pore pressure estimations from drilling parameters, leak-off tests (LOT) and unexpected occurrences of kicks. The compressional wave interval velocity...
2018
Simultaneous 3D 4C - OBC & VSP Walkaway Survey in the Attaka Field, East Kalimantan, Indonesia
Bill Borland, Phil Johnston, Mike Reblin, Suta Vijaya, Omar Kulbrandstad, Muhammad Idrees, Scott Leaney, Jan van de Mortel
Indonesian Petroleum Association
... to extract P and S velocities over the surveyed interval. These velocities were used in the migration of the walkaway data as well as the common...
2000
Generation and evolution of overpressure caused by hydrocarbon generation in the Jurassic source rocks of the central Junggar Basin, northwestern China
Xiaowen Guo, Sheng He, Keyu Liu, Zhi Yang, Shengqiang Yuan, and Mingliang Liu
AAPG Bulletin
... density logs and predicted mudstone pore pressure. The interval velocities were calculated using the formula of Dix (1955) from seismic stacking...
2019
Abstract: Recent Advances in Mapping Deep Permafrost and Gas Hydrate Occurrences using Industry Seismic Data, Richards Island Area, Northwest Territories, Canada; #90171 (2013)
Gilles Bellefleur
Search and Discovery.com
... predict a reflection in the middle of zone B corresponding to higher velocities in this interval. The seismic traces extracted from the 3D data set close...
2013
Abstract: Recent Advances in Mapping Deep Permafrost and Gas Hydrate Occurrences using Industry Seismic Data, Richards Island Area, Northwest Territories, Canada; #90171 (2013)
Gilles Bellefleur
Search and Discovery.com
... predict a reflection in the middle of zone B corresponding to higher velocities in this interval. The seismic traces extracted from the 3D data set close...
2013
Abstracts: True-Amplitude PS Prestack Time Migration via 5D Interpolation; #90173 (2015)
Peter W. Cary, Albert Zhang
Search and Discovery.com
... as for P-wave migration (Lumley et al, 1994), but it is related to both P-wave and S-wave velocities. Preserving the relative amplitude of reflections...
2015
Adjustments of Velocity Logs to Tie Geophone Surveys
Warren Hicks
Oklahoma City Geological Society
.... In the interval 6800-6900, velocities are eight percent low on Run 2. Increasing the distance T - R1 can reduce or eliminate this shale damage type...
1961
Seismic Modeling of a Strongly Emergent Thrust Front, West Spitsbergen Fold Belt, Svalbard
Stale E. Johansen , Sivert Kibsgaard , Arild Andresen , Tormod Henningsen , John R. Granli
AAPG Bulletin
... in the topographic high interpreted as the thrust front. At shotpoint 1330 (Figure 6), interval velocities calculated from stacking velocities exceed 5.3 km/s below...
1994
Derivation of Seismic Depth Sections
H. Buchholtz, W. Houba
Geological Society of Malaysia (GSM)
..., p. 361 - 375 HUBRAL, P. and KREY, T., 1980. Interval velocities from seismic reflection time measurements. Tulsa, SEG SATI1..EGGER, J. and KUES, B...
1987
Rock physics diagnostics and modeling for shale gas formation characterization in China
Gang Yu, Yusheng Zhang, Paola Newton, Ilgar Azizov
Unconventional Resources Technology Conference (URTEC)
... and predicted in the interval 158.5 m ~ 1,400 m, where density had not been measured, using the Unconsolidated Sediment Model (marked by green flag...
2014
The Effects of Lamination/Bedding on the Brittleness for the Woodford Shale Silica-Rich Intervals, From the Wyche-1 Core-Well Analysis, Pontotoc County, Oklahoma; #51394 (2017)
Carlos E. Molinares, Roger M. Slatt, Rafael Sierra
Search and Discovery.com
... and visible laminae, in comparison with the upper Woodford. Thomsen' coefficients ε and γ, obtained from Ultra Pulse Velocities (UPV) analysis, were used...
2017
Lateral Changes in Seismic Velocities and Their Effect on Depth Prediction
J. Pinchin, M. Bayly
Petroleum Exploration Society of Australia (PESA)
...Lateral Changes in Seismic Velocities and Their Effect on Depth Prediction J. Pinchin, M. Bayly Lateral changes in seismic velocities...
1989
3-D Seismic Prospecting for Entrada Sandstone Reservoirs on the Southeastern Flank of the San Juan Basin, New Mexico
David J. Massé, R. Randy Ray
Rocky Mountain Association of Geologists
... interval=lOO ft/sec. , 1000 It . \ Figure 10. Entrada Sandstone structure map. Depth converted using stacking velocities in Figure 9. Contour interval...
1995
Rock Mechanical Behavior at the Inch Scale in a Thinly Laminated Unconventional Formation
Smaine Zeroug, Bikash K. Sinha, Ting Lei, John Jeffers
Unconventional Resources Technology Conference (URTEC)
... variations in the compressional and shear velocities estimated from the ultrasonic data in a sand, limestone, or shaly limestone interval provide adequate...
2016
2D Seismic Refraction Tomography Survey on Metasediment at a Proposed Development Site in Dengkil, Selangor
Umar Hamzah, Abd Rahim Samsudin
Geological Society of Malaysia (GSM)
... at an interval of 1m have been determined and plotted against the SPT data. Poisson ratios were also calculated from these P-S velocities. Swave velocities...
2006
Thinking in Depth
Jim Durrant
Petroleum Exploration Society of Australia (PESA)
... of interval velocities: Coherency Inversion undertakes ray tracing through a structural overburden to define non-hyperbolic move-out trajectories...
1995
2.2 Basement Involved: 2.2.2 Rifts: A Half-Graben and Tilted Fault Block Structure in the Northern North Sea
A. C. Evans and D. N. Parkinson
AAPG Special Volumes
... uncertainty about the deeper horizons. The section was converted to depth using interval velocities from well data down to about 3 secs two-way time...
1983
Impact of Velocity Field on AVA Analysis; #42363 (2019)
Ritesh Kumar Sharma, Satinder Chopra
Search and Discovery.com
..., and the other is the welldriven velocity field generated using the sonic log curves. Generally, seismic stacking velocities exhibit an increasing velocity trend...
2019
Characterization of a Shallow Steamed Oil Reservoir Using Crosswell Seismology
Bjorn N. P. Paulsson, John W. Fairborn
Indonesian Petroleum Association
... the fourth does not. The results show low velocities in the sections crossing the steam front, which is consistent with existing models of the steam...
1990
Experiments on Bed Configurations in Fine Sands Under Bidirectional Purely Oscillatory Flow, and the Origin of Hummocky Cross-Stratification
John B. Southard, John M. Lambie , Dennis C. Federico, Harold T. Pile, Christopher R. Weidman
Journal of Sedimentary Research (SEPM)
... configurations in bidirectional purely oscillatory flows at a wide range of oscillation periods T and maximum orbital velocities Um in two closed flow...
1990
Oklahoma Geophysical Society Symposium on Continuous Velocity Logging: "Continuous Velocity Logging Method"
Howard R. Breck
Oklahoma City Geological Society
... logging. The instruments in common use today, using pulsed sound waves, obtain continuous recordings of the compressional velocities in the formations...
1961