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The AAPG/Datapages Combined Publications Database
Showing 34,497 Results. Searched 200,685 documents.
Seismic Detection of Source Rocks
Ian Davison, Karyna Rodriguez, David Eastwell
GEO ExPro Magazine
... aligned clays , mica and squashed kerogen. Low seismic velocity orthogonal to bedding and high parallel to bedding. Anomalously large AVO effect at top...
2018
Implementation aspects of elastic FWI and its application to sparse OBN surveys
Cosmin Macesanu, Faqi Liu, Yi Huang, Hao Hu, Carlos Calderón
International Meeting for Applied Geoscience and Energy (IMAGE)
... manifested as a change in velocity in a direction perpendicular to the interface. This effect is proportional to the finite difference (FD) grid size...
2024
Simulation of Proppant Transport in Foam Fracturing Fluid Based on Experimental Results
Songyang Tong, Ming Gu, Robin Singh, Kishore Mohanty
Unconventional Resources Technology Conference (URTEC)
... 13. Measured settling velocity of proppant against calculated settling velocity of proppant Fracturing modeling In order to account for the eff...
2018
Rock Physics Guided Velocity Modeling and Reverse-Time Migration for Pore Pressure Prediction and Depth Imaging in Complex Areas
Nader C. Duta, Sherman Yang, Yangjun (Kevin) Liu, Lawrence Cho, Jie Cui
Indonesian Petroleum Association
...Rock Physics Guided Velocity Modeling and Reverse-Time Migration for Pore Pressure Prediction and Depth Imaging in Complex Areas Nader C. Duta...
2015
Abstract: Pressure Compartments from Effective Stress Profiles - Hydrocarbon Trap Implications for the Shelf and Deepwater GOM, by Rudi Wilhelm and Craig Limbaugh; #90914(2000)
Search and Discovery.com
2000
The Interpretation of Vertical Sequences in Turbidite Beds: The Influence of Longitudinal Flow Structure
Benjamin C. Kneller, William D. McCaffrey
Journal of Sedimentary Research (SEPM)
... when the fluid and suspended sediment move down a gradient in shear velocity (generally equivalent to a velocity gradient). This can arise when...
2003
Permeability Multiplier Prediction Utilizing Wide Azimuth 3D OBC Seismic Data; #41349 (2014)
T. Matarid
Search and Discovery.com
... is sensitive to lithology, porosity and pore fill. The Slow interval velocity (Vint Slow) (Figure 2) is sensitive to the minimum horizontal stress...
2014
RhoVe T Method Empirical Velocity-Density-Temperature-Effective Stress Transform
Matt Czerniak
GCAGS Transactions
... or horizontal stress method. Because the rock property relationships are genetically linked, they can be cross-reference to the velocity or density “virtual...
2019
Abstract: Loma Vieja Field: Structural Geology and Related Velocity Fault Shadow in the Upper Wilcox (Fandango) in South Texas
James C. Meyerhoff and Rion Braddock
Houston Geological Society Bulletin
... confirmed the presence of a velocity gradient across the field and reduced structural risk during continued drilling in the field. However, structural...
1999
Unlocking the Potential of Conventional Narrow Azimuth Data by Full-Waveform Inversion: a Deep Carbonate Imaging Case Study, Offshore Indonesia
Jun Wang, Yonghe Guo, Putri Supriandini, Bahrul Yusrie, Natalia Anggriani
Indonesian Petroleum Association
...* Bahrul Yusrie* Natalia Anggriani* ABSTRACT Full-waveform inversion (FWI) has evolved to be the contemporary solution to resolve velocity models in areas...
2021
Diving wave tomography: Velocity modelling using first arrival traveltime
Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu
Geological Society of Malaysia (GSM)
... with velocity are the push-down and pull-up effect caused by the discrepancy between recorded traveltime and the actual depth of the structure. It often...
2022
Stratigraphic Velocity Interpretation: National Petroleum Reserve--Alaska: Chapter 12
E. W. Peikert
AAPG Special Volumes
... for each sequence. Calibrated or residual (corrected for depth effect) velocity maps can be compared with maps of depositional environments or seismic...
1985
Abstract: Investigation of the Relationship between Seismic Velocity Dispersion Principles and the Permeability of Subsurface Porous Materials; #90174 (2014)
Adrienne Campbell, Winnie Pun, and Bernd Milkereit
Search and Discovery.com
... of the subsurface material. Thus, it is more practical to examine the effect of subsurface permeability on P wave velocity dispersion. Figure 2: Location...
2014
Successful Strategies for Cost Reduction in Plug and Ball Seat Milling Operations
Don McClatchie, Jake Kardash, Lyndsey Thomas, Kevin, Lypkie
Unconventional Resources Technology Conference (URTEC)
... velocity improves the value of Re while increasing the viscosity reduces Re. Figure 4: Velocity Gradient of Fresh Water Figure 5: Velocity Gradient...
2015
3-D Geomechanical Modeling for Field Development of a Colombian Shale Play
Leonardo Arias Medina, Azra N. Tutuncu
Unconventional Resources Technology Conference (URTEC)
..., Vp,90 is the horizontal compressional wave velocity in m/s, Vp,0 is the vertical compressional wave velocity in m/s, Vs,0 is the vertical shear wave...
2019
Sedimentologic and Physical Oceanographic Evidence of a Shelf Edge Counter Current Off Guinea Bissau, Guinea and Sierra Leone
David W. McGrail
Journal of Sedimentary Research (SEPM)
... be characterized by a linear balance between the horizontal pressure gradient and the Coriolis acceleration, i.e., and E are small and there are no large...
1977
Seismic Refraction Measurements of Crustal Structure in Oklahoma
E. Tryggvason, B. R. Qualls
Oklahoma City Geological Society
... variations in P. velocity and their effect on the location of epicenters, Bull. Am. Seismol. Soc., 52, 1037-1046, 1962. Pakiser, L. C., and J. S. Steinhart...
1970
Velocity and Velocity
M. Al-Chalabi
Petroleum Exploration Society of Australia (PESA)
.... That parameter is, essentially, no more than a compromise parameter, a pretend velocity field that deals with the combined effect of all the factors in order...
2000
Delta Formation: REPLY TO C. H. CRICKMAY
Charles C. Bates
AAPG Bulletin
... of the asymmetric velocity profile or remain at the surface. In view of the dominant effect of hydraulic head where density contrast is slight or non...
1955
From WHP to BHP Using Machine Learning in Multi-Fractured Horizontal Wells of the Vaca Muerta Formation
Agustín Terminiello,Matías Nasca, Juan Filipich, Donald Mc Intyre, Pablo Crespo
Unconventional Resources Technology Conference (URTEC)
...From WHP to BHP Using Machine Learning in Multi-Fractured Horizontal Wells of the Vaca Muerta Formation Agustín Terminiello,Matías Nasca, Juan...
2022
3-D seismic Data in Delineating Productive Ismay Algal Mounds in Southern Paradox Basin, Utah, By, R.O. Louden, D.D. Lehman, W.E. Johnson and D.L. Edwards, Search and Discovery Article #40048 (2002)
Search and Discovery.com
2002
Abstract: How to Improve Location Accuracy When Dealing with Artifacts in Microseismic Event Locations; #90187 (2014)
N. Verkhovtseva
Search and Discovery.com
...; a stacking effect when events form almost a perfect line at a high contrast velocity border; and a sloping effect when events form obvious trends...
2014
Abstract: Pore Pressure Estimation and Calibration in Gas Shale Reservoir; #90255 (2017)
Xin Chen
Search and Discovery.com
... implemented to control 3D velocity distribution. Considering the laminated effect of shale, correction of measured velocity from horizontal wells is required...
2017
Seismograph Interpretation as Related to Changes in Sedimentary Section in West Texas and New Mexico
John Daly , C. N. Page
AAPG Bulletin
... rocks of Triassic, Permian, Pennsylvanian, and Mississippian age. The strike is northeast, with a uniform gradient of increasing velocity northwest...
1952