Vietnam: Improved Images of Fractured Basement

Jim Keggin, Wathik Alaaraji, Joe Zhou

GEO ExPro Magazine

... of Petroleum Geology 32.2 (2009): 129-156. Boiero, D. and Bagaini, C., “Horizon-based Splitting Intensity Analysis and Inversion for Anisotropic...

EXTENDED ABSTRACT: Comparison of structural imaging in anisotropic media using P-wave and S-wave data

M. Graziella Kirtland Grech, J. Helen Isaac, Robert R. Stewart, Don C. Lawton

CSPG Special Publications

...EXTENDED ABSTRACT: Comparison of structural imaging in anisotropic media using P-wave and S-wave data M. Graziella Kirtland Grech, J. Helen Isaac...

Abstract: Anisotropic Earth Models Improve Completion Design, by Bratton, Tom; #90071 (2007)

Search and Discovery.com

Seismic Technology Evolution to Support Prospect Evaluation, Exploration Well, and Geological Appraisal

Frederic J. Billette, Yan Quist

GCAGS Transactions

... elimination), from vertical update to 3D Tomography, and on to a complete subsalt velocity estimation sequence, isotropic to anisotropic imaging and from...

EXTENDED ABSTRACT: Advances and Challenges in Seismic Data Processing and Imaging for Geologically Complex Areas

Rubén D. Martínez

GCAGS Transactions

...-processing steps, depth velocity model building and depth migration algorithms could not possibly deliver useful seismic depth images for structural...

A Novel Tight Gas Evaluation Workflow for Targeting and Optimizing the Emerging Horizontal Lower Cotton Valley Play in North Louisiana

Dan Buller, Stephen Persac, Rojelio Medina, Nick Garrison, Jerome Truax, Byron Cottingham

Unconventional Resources Technology Conference (URTEC)

... that will be used for interval productivity prediction. Anisotropic Stress Calculation A key uplift in log based stress analysis over the last 6 years has been...

Abstracts: Bringing Seismic Ideas to Acoustic Logging; #120181 (2015)

Partha Biswas & Shreya B. Ley

Search and Discovery.com

... day tools are only able to detect anisotropy when logged sections are more than five percent anisotropic, leaving the subtle fracture systems...

DAS: The survival toolkit for geophysicists in the wilderness of unconventionals

Ge Jin

International Meeting for Applied Geoscience and Energy (IMAGE)

...). Guided-wave analysis provides an effective way to characterize reservoirs with relatively low-velocity structures. Figure 1: Processing flow for guided...

Seismic Reservoir Characterisation of a Channel Sand Oil and Gas Field, Malaysia (Paper A11)

T. J. Focht, M. Sams, D. Brookes, J. Ting

Geological Society of Malaysia (GSM)

... percent. Petrophysical analysis of all the wells in the field indicates that the reservoir shares common gas-oil and oil-water contacts. Rock physics...

Spherical-Wave Computational AVO Modelling in Elastic and Anelastic Isotropic Two-Layer Media; #41564 (2015)

Arnim B. Haase, Charles P. Ursenbach

Search and Discovery.com

... Amplitude-versus-offset (AVO) analysis was introduced by Ostrander (1984). It is also discussed in a paper by Hron et al. (1986) as amplitude versus distance...

Value of elastic full-wavefield inversion in derisking clastic reservoirs in presence of noise

Partha Routh, Soumya Nayak, Jake Dorsett, Kaushik Banerji, Young Ho Cha, Vijay Gottumukkula, Gopal Palacharla, Vikas Gudipati, Ramesh (Neelsh) Neelamani, Seth Conway, Andrea Raphael

International Meeting for Applied Geoscience and Energy (IMAGE)

... response. We demonstrate that a full-physics anisotropic visco-elastic FWI approach can explain both the signal and the noise and provides a model...

S-wave velocity model building using PP-PS tomography with dynamic warping

Terence Krishnasamy, Ronaldo Florendo, Aravind Nangarla, Carsten Udengaard, Prajnajyoti Mazumdar, Kevin Searles, Bjorn Olofsson, James Gaiser

International Meeting for Applied Geoscience and Energy (IMAGE)

...S-wave velocity model building using PP-PS tomography with dynamic warping Terence Krishnasamy, Ronaldo Florendo, Aravind Nangarla, Carsten Udengaard...

Abstracts: The Conventional and Non-conventional Seismic Differencing; #90173 (2015)

Vanja Vracar and Robert J. Ferguson

Search and Discovery.com

... series tutorial. CREWES Research Report, 21, 1–13. Mi, Y. [2002] Prestack Depth Imaging and Velocity Analysis for P-P and P-S Data with Nonstationary...

Abstract: Resolving The Discrepancies Between Vertical Seismic Profiles And Petrophysical Logs, At Least A Few Of Them; #90213 (2015)

John D. Logel and Rick Kuzmiski

Search and Discovery.com

... around for years and numerous papers have been written on the time varying phase effects of shales and anisotropic rock on seismic waves and apparent...

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

Search and Discovery.com

Integration of Surface and Subsurface Tools in The Reservoir Characterization of Unconventional Plays; #41211 (2013)

Roderick Perez

Search and Discovery.com

... attribute brittleness. Selected References Browning, D.B., 2006, Investigating corrections between microseismic event data, seismic curvature, velocity...

Abstracts: Getting Better Shear-wave Data over Heavy Oil: Rational for Buried Acquisition; #90173 (2015)

Rob Kendall and Richard A. Bale

Search and Discovery.com

... splitting analysis and a layer stripping correction, as has become standard practice in most 3-C processing. The second reason is the presence of low...

Viscoelastic anisotropic seismic wave modeling using recursive convolution method and curvilinear collocated finite difference method for different boundaries

Chao Jin, Bing Zhou

International Meeting for Applied Geoscience and Energy (IMAGE)

...Viscoelastic anisotropic seismic wave modeling using recursive convolution method and curvilinear collocated finite difference method for different...

Exploratory Flow-Duct Experiments on Combined-Flow Bed Configurations, and Some Implications for Interpreting Storm-Event Stratification

R. William Arnott , John B. Southard

Journal of Sedimentary Research (SEPM)

... under a wide range of oscillatory (Uo) and unidirectional (Uu) velocity components, with a constant oscillation period of 8.5 sec and median grain size...

Improved TOC and Lithology Prediction for Wolfcamp Shales Using AVO Attribute Analysis

Jaewook Lee, Un Young Lim, David Lumley

Unconventional Resources Technology Conference (URTEC)

...Improved TOC and Lithology Prediction for Wolfcamp Shales Using AVO Attribute Analysis Jaewook Lee, Un Young Lim, David Lumley URTeC: 1028 Improved...

Evaluating the Potential of the World-Class Najmah Unconventional Reservoir: Collaborative Approach to Design a Pilot Well

Mohammad Al-Bahar, Talal Al-Adwani, Vandana Suresh, Nejoud Al-Ostad, Anas Al-Rukaibi, Abrar Al-Najjar, Vladimir Caicedo, Gary Robinson, Ting He, Robert Johnston, Nima Hosseinpour-Zonoozi

Unconventional Resources Technology Conference (URTEC)

... inch absolute (psia) per foot was used in the analysis. Figure 7. Anisotropic Stress Gradient Estimation. Significant variance observed...

Improving reservoir imaging using long-offset OBN data: A case study from Conger field, Gulf of Mexico

Bin Deng, Han Su, Bharat Bonala, Jiawei Mei, Jennifer Lewis, Estefania Ortiz, Wisley Martins

International Meeting for Applied Geoscience and Energy (IMAGE)

... datasets. This led to clear uplift of the image of the Conger reservoir, even with models built using a conventional velocity model building (VMB) workflow...

Abstract: Pseudo-elastic Wave Equation and its Application in Modeling and Waveform Inversion; #91204 (2023)

Bingbing Sun, Tariq Alkhalifah, Ali Abdulmohsen, Nasher AlBinHassan

Search and Discovery.com

... properties for velocity model building and reservoir characterization. One major obstacle for applying elastic FWI is the high computational cost...

Subsurface hydrogen storage: A feasibility study

Dwaipayan Chakraborty, Subhashis Mallick, Mortezaa Dejam

International Meeting for Applied Geoscience and Energy (IMAGE)

... CO2 (~0.941 g/cm3) is close to that of brine. The sound-speed (P-wave velocity or ) of supercritical CO2 (~280 m/s) is, however, much less than...

Rock Physics Model of the Eagle Ford Shale

Colin M. Sayers, John J. Walsh, Kevin Fisher, Sagnik Dasgupta

Unconventional Resources Technology Conference (URTEC)

... an interface between two geological layers is a function of the P-velocity, VP , S-velocity, VS , and density, ρ , of the layers, and may be used to obtain...