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The AAPG/Datapages Combined Publications Database
Showing 6,913 Results. Searched 195,372 documents.
Case Study: Impacts of TTI PSDM Reprocessing from the Preparation and Drilling of the Pazflor Development Wells, Bullen, Michael; Charles, Thierry; Giriansyah, Bayu, #90100 (2009)
Search and Discovery.com
2009
Abstract: 3D, Anisotropic Phase Shift Operators; #90171 (2013)
Robert J. Ferguson and Gary F. Margrave
Search and Discovery.com
... in vertical transverse-isotropy, dipping transverse-isotropy. Introduction Computationally, modelling and imaging conducted in local slowness coordinates...
2013
ABSTRACT: Estimation of Anisotropy Parameters Using Intrinsic Rock Properties in a Selected Swamp Field in Niger Delta; #90115 (2010)
Iheanyichukwu P. Okorie, Francesca Osaynade, Understanding Aikulola, Noble Tamunobereton-ari, Robinson S. Dike, Samuel Olotu, and Joseph O. Ebeniro
Search and Discovery.com
.... In most sedimentary basins, like the Niger Delta, comprising of about 70% shales, the type of anisotropy often observed is the vertical transverse isotropy...
2010
Abstract: 3D, Anisotropic Phase Shift Operators; #90171 (2013)
Robert J. Ferguson and Gary F. Margrave
Search and Discovery.com
... in vertical transverse-isotropy, dipping transverse-isotropy. Introduction Computationally, modelling and imaging conducted in local slowness coordinates...
2013
Abstract: Impact of Seismic Anisotropy on Predicted Reservoir Properties; #90254 (2016)
Duryodhan Epili, Husam AlMustafa, Asaad E. Alzawwad, Mohammad Bannagi, Mark Taylor
Search and Discovery.com
... and the corresponding checkshot-calibrated velocity models. We restricted ourselves to vertical transverse isotropy (VTI), the simplest and most common form...
2016
Abstract: The Prediction of Orthorhombic Differential Horizontal Stress Ratio for Shale Reservoir; #90308 (2017)
Ni Ma, Xingyao Yin, Zhaoyun Zong, Chengyu Sun
Search and Discovery.com
... is vertical transverse isotropy (VTI) or some lower symmetry. Incorporating the generalized form of Hook's law, we derived the equation of principal stresses...
2017
Abstract: A New Approach for Characterizing Rock Closure Stress From Borehole Images; Honoring the High-Resolution Mechanical Facies of Unconventional Reservoirs;
Elia Haddad, Andy Wray
Search and Discovery.com
... wellbore region. Intrinsic anisotropy, also known as Vertically Transverse Isotropy “VTI”, presents a specific challenge over stress-induced anisotropy...
Unknown
Regional Fine-Scale Sequence Stratigraphy of the Woodford Shale and Its Impact on Microseismic Activity and Optimizing Future Hydraulic Fractures, #51241 (2016).
Jing Zhang, Jennifer Scott, Roger Slatt, Bryan Turner
Search and Discovery.com
... in unconventional reservoirs that are affected by high potential VTI and HTI (vertical and horizontal transverse isotropy). Correlation between microseismic...
2016
Abstract: Workflows for Sweet Spots Identification in Shale Plays Using Seismic Inversion and Well Logs; #90187 (2014)
Yexin Liu
Search and Discovery.com
... 2013, Calgary, AB, Canada shale is vertical transverse isotropy (VTI) because the layered shale is typically horizontal with vertical symmetry. Another...
2014
ABSTRACT: How Do Fractures, Stress, and Rock Fabric Influence Velocity of the Marcellus Shale?, by Perry, Andrew; Wilkins, Scott; #90142 (2012)
Search and Discovery.com
2012
Fabric Shape and the Interpretation of Sedimentary Fabric Data
Douglas I. Benn
Journal of Sedimentary Research (SEPM)
... these diagrams: fabric isotropy (I = S3/S1)and fabric elongation (E = 1-(S2/S1)). Together, these indices uniquely define the shape of any orthorhombic fabric...
1994
Anisotropy Analysis in Shale Using Advanced Sonic Data - Bakken Case Study, #41049 (2012)
Mehdi Ostadhassan, Zhengwen Zeng, Hadi Jabbari
Search and Discovery.com
... medium known as Vertically Transverse Isotropy (VTI) (Sayers, 1994; Vernik and Liu, 1997). This has made transverse isotropy the most common anisotropy...
2012
Abstract: Shear Wave Splitting Parameter Estimation Using a Regular Distribution of Azimuths; #90187 (2014)
A. Stanton and M. D. Sacchi
Search and Discovery.com
... parameters. Introduction In the presence of Horizontal Transverse Isotropy (HTI) converted waves are split into fast and slow waves which...
2014
A Semi-Analytical Modeling Approach for Hydraulic Fracture Initiation and Orientation in Shale Reservoirs
Andreas Michael, Ipsita Gupta
Unconventional Resources Technology Conference (URTEC)
... Hmax =S h m in (isotropy) Transverse fracture initiation Longitudinal fracture initiation 0.5 T = 0 @ 0.6 psi/ft = T L @ 0.6 psi/ft 0 0...
2020
AAPG Archie Series, No. 1, Chapter 6: Petrophysical Properties of Thinly Bedded Formations
Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia
AAPG Special Volumes
... Non-planar beds Induction logs and the effect of dip Transverse isotropy and the conductivity tensor Archie exponents...
2006
Visualizing lateral anisotropy in modern carbonates
Sam J. Purkis, Brigitte Vlaswinkel
AAPG Bulletin
... between isotropy and anisotropy is a defining statistic in the configuration of both real and modeled carbonate landscapes. Even a cursory look...
2012
Abstract: Reducing Structural Uncertainty at Tahiti Field Using TTI WAZ Imaging, by Alastair M. Swanston, Michael D. Mathias, and Craig A. Barker; #90124 (2011)
Search and Discovery.com
2011
ABSTRACT: Azimuth Preservation in Pre-stack Time Migration Using Offset Vector Tiles, by Al-Najjar, Mohammed H.; Rowe, R. W.; #90141 (2012)
Search and Discovery.com
2012
ABSTRACT: Advances and Challenges in Seismic Data Processing and Imaging for Geologically Complex Areas, by Rubén D. Martínez; #90158 (2012)
Search and Discovery.com
2012
Influence of Effective Pressure on Shale Matrix Permeability: Implications for Shale Gas Production
Search and Discovery.com
N/A
Utilizing Full Waveform Inversion to Improve Reservoir Imaging and Inversion in East Breaks, Gulf of Mexico
Search and Discovery.com
N/A
ABSTRACT: The Ongoing Journey of Incorporating Reservoir Properties from Seismic at Agbami Field, OML 127 & 128, Deepwater Nigeria; #90115 (2010)
Lydia Novakovic, Joy Roth, and Adeniyi A. Oshinubi
Search and Discovery.com
... fold strike-oriented survey was acquired in 2004 to improve the quality of the data. In 2006, pre-stack depth migration using tilted transverse...
2010
ABSTRACT: Anisotropic 3-D Pre-Stack Time Migration Processing of Oguali 3-D Survey in Cental Niger Delta; #90115 (2010)
Tunde I. Okunuga, Robinson S. Dike, Timothy J. Brooks, and Lawrence Ajabor
Search and Discovery.com
... Transverse Isotropy (TI) defined by a single symmetry axis with a vertical (VTI), horizontal (HTI), or tilted (TTI) orientation. For practical purposes...
2010
ABSTRACT: Agbami 5A Geocelluar Model: After First Oil. Getting the Right Level of Detail for an Active Development Program; #90115 (2010)
Joy Roth, Lydia Novakovic, Adeniyi A. Oshinubi, Thomas Zalan, Martin Hanschitz, and Bruce Gallemore
Search and Discovery.com
... tilted transverse isotropy was used on seismic acquired in 2004. This data better imaged the main thrust fault, providing more confidence in its location...
2010
Abstract: AVAZ and VVAZ Practical Analysis to Estimate Anisotropic Properties; #90224 (2015)
Yexin Liu
Search and Discovery.com
... transverse isotropy (VTI) because the layered shale is typically horizontal with vertical symmetry. Usually VTI can be estimated via higher-order NMO...
2015