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The AAPG/Datapages Combined Publications Database
Showing 34,499 Results. Searched 200,691 documents.
Structure of Colorado Basin and Continent-Ocean Crust Boundary off Bahia Blanca, Argentina: Rifted Margins
W. J. Ludwig , J. I. Ewing , C. C. Windisch , A. G. Lonardi , F. F. Rios
AAPG Special Volumes
... with strat graphic units and constructed isopach maps of major velocity layers. In a series of articles, Zambrano and Urien (1970, 1974), Urien...
1979
Abstract: Effect of Spherical Pore Shapes on Acoustic Properties in Carbonates; #90063 (2007)
Search and Discovery.com
2007
Scour and Fill Processes in a Deep River Hole, Ohio River, Louisville, Kentucky: NOTES
Bruce R. Moore
Journal of Sedimentary Research (SEPM)
... or left of the main flow is thought to be due to the velocity gradient across the stream, ranging from a maximum in mid channel to zero at each bank. Water...
1970
The Effect of Gravity on the Shape and Direction of Vertical Hydraulic Fractures
Saeed Salimzadeh
Australian Petroleum Production & Exploration Association (APPEA) Journal
...The Effect of Gravity on the Shape and Direction of Vertical Hydraulic Fractures Saeed Salimzadeh The APPEA Journal 2020, 60, 668–671 Extended...
2020
Evidence for overpressure generation by kerogen-to-gas maturation in the northern Malay Basin
Mark R. P. Tingay, Chris K. Morley, Andrew Laird, Orapan Limpornpipat, Kanjana Krisadasima, Suwit Pabchanda, Hamish R. Macintyre
AAPG Bulletin
... velocityvertical effective stress values for pore-pressure gradient ranges in the northern Malay Basin. Average velocity-effective stress values (gray...
2013
Oil-Water Two-Phase Flow Behavior in Shale Inorganic Nanopores: From Molecule Level to Theoretical Mathematical Model
Shiyuan Zhan, Yuliang Su, Zhehui Jin, Wendong Wang, Lei Li
Unconventional Resources Technology Conference (URTEC)
... energy, the underlying mechanisms of fluid flow in the nanopores is also emphasized. In such nanopores, abnormal phenomena such as velocity slip near...
2020
Simultaneous Joint Inversion as a Salt Detector in South Gabon Land Exploration; #40835 (2011)
Marco Mantovani and Thierry Dugoujard
Search and Discovery.com
... distribution should show similarity between the velocity and density fields. A cross-gradient control is used together with Gardner to invert these layers...
2011
Deposit Structure and Processes of Sand Deposition from Decelerating Sediment Suspensions
Esther J. Sumner, Lawrence A. Amy, Peter J. Talling
Journal of Sedimentary Research (SEPM)
... Transactions, v. A249, p. 235–297. Banerjee, I., 1977, Experimental study on the effect of deceleration on the vertical sequence of sedimentary structures...
2008
Rapid sedimentation reduces the thermal gradient, increases pore pressure, and dramatically deepens the base of the gas hydrate stability zone in rapidly formed sedimentary basins
Alexey Portnov, Peter B. Flemings, Kevin Meazell, Michael Hudec, Dallas Dunlap
International Meeting for Applied Geoscience and Energy (IMAGE)
...Rapid sedimentation reduces the thermal gradient, increases pore pressure, and dramatically deepens the base of the gas hydrate stability zone...
2022
Fluid Processes and Sea-Floor Response on a Modern Storm-Dominated Shelf: Middle Atlantic Shelf of North America. Part I: The Storm-Current Regime.
Donald J. P. Swift, Gregory Han, Christopher E. Vincent
CSPG Special Publications
... is of the order of several metres. The vertical velocity gradient is gentle in such a thick boundary layer, and the bottom shear stress is small. During...
1986
Relationships Between Pore Pressure, Stresses, and Present-Day Geodynamics in the Scotian Shelf, Offshore Eastern Canada
N. A. Yassir , J. S. Bell
AAPG Bulletin
... between the overpressures and the stress state in the basin. First, the smaller horizontal principal stress increases dramatically just above the onset...
1994
Porosity Dependence on Temperature: Limits on Maximum Possible Effect
Lee P. Stephenson
AAPG Bulletin
... on his Fig. 5). Inasmuch as laboratory experiments (e.g., Timur, 1976) indicate that the direct effect of temperature on velocity is very small...
1977
Geomechanical Modelling, Fracture Permeability Analysis and Fault Stability Assessment for a Fractured Basement Field, Offshore Viet Nam
Adrian White, David Castillo, Sanjay Thakur
Indonesian Petroleum Association
.... Results showed that the field is associated with a strike-slip stress regime (Shmin < SV < SHmax) and that the maximum horizontal stress is oriented ~137°N...
2009
Present and Past Geothermal Regimes and Source Rock Maturation, Peace River Arch Area, Canada (1)
STEFAN BACHU and SONG CAO
AAPG Bulletin
...-scale distribution of the integral geothermal gradient (from the base to the top of the sedimentary column) shows a north-northwest increase from 25...
1992
Application of high-end seismic imaging technologies for field development in NWS Australia
Min Lee Chua, Kai Zhao, Narcisa Lazarescu, Wai King Yong, Sergey Birdus, Alexey Artemov, Xiang Li
Petroleum Exploration Society of Australia (PESA)
... will review here are (1) demultiple workflow with 3D curvelet domain subtraction, (2) hybrid Tomo-FWI velocity model building, and (3) Least-Squares Q Pre...
2019
Abstract: Properties of Oil Sands and Bitumen in Athabasca; #90211 (2015)
Hisako Mochinaga, S. Onozuka, Fumio Kono, Toyokazu Ogawa, Akihisa Takahashi, and Takahiro Torigoe
Search and Discovery.com
... monitoring of the steam front and its effect on the formation, it is important to know correctly the properties of oil sands and bitumen. We measured...
2015
What do acoustic FWI derived amplitudes mean in terms of elastic properties?
Dhananjay Kumar, Ana Garcia-Ceballos, Joe Dierkhising, Abigail Maxwell, Akkel Paul
International Meeting for Applied Geoscience and Energy (IMAGE)
... product of FWI velocity models. FDR provides improved images below complex overburden compared to conventional seismic imaging. The next objective...
2024
Well Temperatures in the Abilene Area
Arthur L. Jenke
Abilene Geological Society
.... In horizontal or nearly horizontal sediments the geothermal gradient is inversely proportional to the conductivity. Conductivity, or the amount of heat that can...
1950
Processing the KTK 3D seismic Survey for Azimuthal Information: San Joaquin Basin, California; #41649 (2015)
M. Lee Bell and Gary Myers
Search and Discovery.com
... horizontal velocity anisotropy (HTI) in both P– and S-waves (see slide 9). The velocity parallel to fractures, for example, is fast (see slide 10...
2015
Geopressures and Hydrodynamics in the Gulf Basin Tertiary
Calvin A. Parker
New Orleans Geological Society
... which reveal a fluid pressure gradient of 0.465 psi/ft., still in hydrodynamic disequilibrium considering the low water salinities involved. A plot...
1991
Dynamic slope stability analysis for Sabah earthquake
Rini Asnida Abdullah, Mohd Nur Asmawisham Alel, Mohd Zamri Ramli, Mariyana Aida Ab. Kadir, Nor Zurairahetty Mohd Yunus, Lee Sze Shan, Kamarudin Abdullah
Geological Society of Malaysia (GSM)
... using 2D finite element method in RS2. The displacement measured from the slope at SMK Ranau is used to verify the model and the effect of the seismic...
2019
True Amplitude Preserved Multi-Azimuth Pre-Stack Depth Migration for Structural and Reservoir Characterization (Sisi-Nubi Field, Indonesia)
M. Baturin, F. Bertini, J. Bonnafé, A. Riou, S. Birdus, Y. Yin
Indonesian Petroleum Association
... horizontal velocity anisotropy which, finally, was not detected. After the final full volume Anisotropic PSDM, the remaining RMO was estimated...
2011
Mechanics of Hydraulic Fracturing
M. King Hubbert , David G. Willis
AAPG Special Volumes
... where the ratio B/A of the horizontal principal stresses was greater than 2.0. Effect of Penetrating Fluids When a penetrating fluid is used...
1972
Geomechanical Evaluations of Deep Shale Gas Reservoir in Sichuan Basin, Western China
Xing Liang, Kaibin Qiu, Honglin Shu, Zhuo Zhang, Yufeng Luo, Yuanwei Pan, Qingfei Li, Kaigui Yin, Gaocheng Wang,Yan Gao
Unconventional Resources Technology Conference (URTEC)
.... 2016. Effect of Bedding Angle on Shale triaxial stress, Testing and velocity of P-wave and S-wave. Journal of Northeast Petroleum University. Vol. 40(1...
2020
A Geomechanics Approach to Evaluate Gas Shale Frackability: A Case Study with the Woodford Shale; #50913 (2014)
Minh H. Tran, Shengli Chen, Sierra P. Rafael, Younane N. Abousleiman, and Roger M. Slatt
Search and Discovery.com
... the fracture gradient and fracture length growth in shale formations. The approach is illustrated with the results from geomechanics and geological...
2014