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The AAPG/Datapages Combined Publications Database
Showing 2,797 Results. Searched 200,693 documents.
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
... horizontal stresses in orthorhombic anisotropic media. Apart from that, the new approach based on azimuthal anisotropic elastic impedance inversion...
2017
Abstract: Velocity Updating for Converted-Wave Prestack Time Migration; #90211 (2015)
Xiaogui Miao
Search and Discovery.com
... picks can be converted to ηeff, so that simultaneous PP and PS anisotropic parameter analysis becomes possible. After velocity updating for Vc, γeff...
2015
Gaining Insight into Formation Anisotropy Using Full Azimuth Imaging and Analysis Tools
Duane Dopkin, Anat Canning, Philip Neri
Petroleum Exploration Society of Australia (PESA)
... in the seismic data process ing determine fracture orientation and density or anisotropic resiaua l velocity analysis can workfiow. It is probably...
2010
Abstracts: Seismic Wave Propagation and Imaging in Heterogenous Media; #90173 (2015)
Yijian Meng, Emmanuel Bongajum, and Bernd Milkereit
Search and Discovery.com
... conditions of the velocity perturbations are met. This result is different from the elliptical shape of direct waves often defined by effective anisotropic...
2015
NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers
E. Blias
Search and Discovery.com
... = An – An-1, ǻBn = Bn – Bn-1, ǻCn = Cn – Cn-1. This system can be easily solved for the ˆ ˆ vertical velocity v0,n, azimuth ijn and anisotropic...
Unknown
NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers
E. Blias
Search and Discovery.com
... = An – An-1, ǻBn = Bn – Bn-1, ǻCn = Cn – Cn-1. This system can be easily solved for the ˆ ˆ vertical velocity v0,n, azimuth ijn and anisotropic...
Unknown
Joint velocity and event location inversion workflow in microseismic reservoir monitoring
Takashi Mizuno, Joel Le Calvez, Manish Lal Khaitan, Giulia Barisione, Irina-Tulia Stoia, Prakash Ranjan, Stefano Clerico, Xinyuan Li, Zheyuan Huang
International Meeting for Applied Geoscience and Energy (IMAGE)
... Invertibility Analysis Using Synthetic Data for a Vertical Well In equation (3), the calibrated velocity model is expressed as the sum of the original velocity...
2022
ABSTRACT: An Integrated 3-D Surface and Borehole Seismic Approach to Better Understand a Complex Reservoir: Case History from West Kuwait; #90051 (2006)
Tarek Nafie, Will Gowans, Pradyumna Dutta
Search and Discovery.com
... velocity analysis, which was guided by the borehole velocity function, enabled accurate distinction of primary reflection events from multiple events...
Unknown
Seismic Anisotropy Modelling and Fluid Substitution for Carbon Dioxide (Co2) Well Storage Project In Carbonate Reservoir
Pebrian Tunggal Prakosa, Thariq Guntoro, Ahmat Dafit Hasim, Okok Wijaya, Yulia Putri Wulandari
Indonesian Petroleum Association
... is compressional velocity and Vs is shear velocity. We use log data that has carbonate characteristic. From the sonic log data we can predict Vp and Vs. We do...
2014
Fracture Estimation Using a P-Wave Azimuthal Attribute Analysis in the Cagüi Area: Abstract
Jorge Monsegny, Carlos Piedrahita
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... amplitude, AVO gradient, velocity and traveltime. Each one of them shows azimuthal dependent variation which is evidence of a fracture induced anisotropic...
2009
Depth Imaging Through Surface Carbonates: A 2D Example from the Canadian Rocky Mountains; #41554 (2015)
Yong Hua, Don Lawton
Search and Discovery.com
... or anisotropic velocity models coupled with geologic constraints. Kirtland-Grech (2002) and Newrick (2004) summarized and analyzed detailed processing...
2015
Abstracts: Microseismic Source Inversion in Anisotropic Media; #90173 (2015)
Scott Leaney, Chris Chapman, and Tadeusz Ulrych
Search and Discovery.com
... monitoring wells. The velocity model used for simulation is typical of many North American shale gas plays, with an anisotropic shale bounded by faster...
2015
Abstract: Physical Testing of the Effect of Tilting on the Reflection Coefficient in an Anisotropic Material; #90172 (2014)
Miryam Ortiz-Osornio, Douglas R. Schmitt
Search and Discovery.com
... methodology. That sort of studies are not very popular in anisotropic materials. A recent work by Alhussain et al., (2008), accounted for the velocity...
2014
Converted-Wave Prestack Time Imaging without using P-Wave
Search and Discovery.com
..., Calgary, AB [email protected] and Lei Wei CGGVeritas, Calgary, AB, Canada Summary In converted-wave processing, velocity analysis and CCP (common...
2013
Abstract: Anisotropic Depth Imaging and Interpretation in Thrust-Belt Exploration, by Don Lawton; #90073 (2007)
Search and Discovery.com
2007
Abstract: A Robust and Practical Approach to VTI Parameter Estimation in a Non-Structural Setting: Case Study from the Vulcan Field, Alberta; #90172 (2014)
Mike Perz, Warren Pearson, Darren Betker, Earl Heather
Search and Discovery.com
... shales have documented velocity anisotropy in the order of 12%, further confirmed by the analysis of walkaway VSP data. Correcting for the non...
2014
Fracture-Porosity Identification from Anisotropy AVO and Fluid Substitution Modelling in Seismic 2D Data
Septian Prahastudhi, Tenny Octaviani, Ayi Syaeful Bahri, Yulia Putri Wulandari
Indonesian Petroleum Association
... log analysis. A statistical approach was taken by using anisotropy public measurements to examine the relation between anisotropic parameters. The best...
2012
Abstract: A Ray+Waveform Inversion for the Potency Tensor; #90187 (2014)
Scott Leaney and Chris Chapman
Search and Discovery.com
...e constructed from the anisotropic moduli using, for example, the mean-squared velocity averaged over all directions (Chapman, 2004, exercise 4.6). For t...
2014
P- and PS-Wave Vector Wavefields for Anisotropic Petrophysics
James Gaiser
Petroleum Exploration Society of Australia (PESA)
... on the assumption that symmetry plane orientation does not change with depth. Figure 1: Average velocity ratio analysis between the fast PS1 and slow PS2 reflection...
2016
Abstract: 2D Depth Velocity Analysis without Tomography; #90187 (2014)
J. Patrick Butler and Randy Kolesar
Search and Discovery.com
...Abstract: 2D Depth Velocity Analysis without Tomography; #90187 (2014) J. Patrick Butler and Randy Kolesar AAPG Search and Discovery Article #90187...
2014
Anisotropic Pre-Stack Depth Migration in the Cusiana and Cupiagua Sur Fields
J. Checa, M. Mesa, N. Burke, J. Calderon, H. Alfonso, U. Egozi, B. Ver West, M. Yates
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... as a driver for another tomographic process, for velocity update. The process is named Residual Curvature Analysis (RCA) (Zhou et al. 2003...
2006
Impact of Anisotropic-Stress Dependency of Shale Permeability on Early Well Production
Hui-Hai Liu, Jilin Zhang, Mohammed Boudjatit, Gary Eppler
Unconventional Resources Technology Conference (URTEC)
...Impact of Anisotropic-Stress Dependency of Shale Permeability on Early Well Production Hui-Hai Liu, Jilin Zhang, Mohammed Boudjatit, Gary Eppler...
2025
Abstract: Azimuthal Residual Velocity Analysis in Offset Vector for WAZ Imaging, by Didier Lecerf, Jean-Luc Boelle, Amhed Belmokhtar, and Abdeljebbar Ladmek; #90105 (2010)
Search and Discovery.com
2010
Abstract: Geomechanics, Anisotropy and LMR; #90174 (2014)
Marco Perez, Bill Goodway, and David Close
Search and Discovery.com
..., Stress Estimation in Faulted Regions: The Effect of Residual Friction, SPE/ISRM 47210 Tsvankin, I., 1997, Anisotropic parameters and P‐wave velocity...
2014
High-End Model Building Techniques for Revealing a Pre-Carbonate Reservoir Offshore East Natuna Basin, Indonesia
Jun Wang, Yonghe Guo, Yitao Chen, Muhammad Nauvall Juliansyah, Nick Crabtree
Indonesian Petroleum Association
... difficulties for conventional raybased reflection travel-time tomography. Figure 3 - Initial velocity and refraction energy penetration analysis (Depth...
2023