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The AAPG/Datapages Combined Publications Database

Showing 2,532 Results. Searched 195,354 documents.

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Integration of Geologic Data into Structural Imaging of the Andean Subthrust, Peru; #41605 (2015)

Margaret A. Stratton, Robert Vestrum, Dennis Ellison

Search and Discovery.com

... velocity model in this complex-structure environment, we decided to reprocess the lines through to anisotropic depth migration. Geologic constraints...

2015

Abstract: Estimation of seismic anisotropy parameters in the presence of lateral heterogeneity using WAVSP; #90254 (2016)

Ali A. Shaiban, Carlos Planchart

Search and Discovery.com

... Exploration Technical Services, Saudi Aramco, Dhahran, Eastern, SAUDI ARABIA ABSTRACT Estimation of anisotropic parameters is one of the most important...

2016

ABSTRACT: Anisotropic Imaging of Okubotin 3-D Seismic Survey; #90115 (2010)

Adeboye A. Oni, Gislain Madiba, and Berti Ozumba

Search and Discovery.com

... for the use of anisotropic velocity model building in Okubotin area. It discusses the possible causes of anisotropy and the impact of anisotropic Pre-Stack...

2010

Abstract: Converted-wave Time Imaging … Nuts and Bolts; #90187 (2014)

Shaowu Wang, Thomas Hollis, and Wayne Nowry

Search and Discovery.com

... there are more velocity fields to be updated and it is more complicated to form gathers for velocity analysis prior to PS PSTM. A AAPG Search and Discovery...

2014

Abstract: Numerical Modeling of Shear-wave Splitting and Azimuthal Velocity Analysis in Fractured Media; #90172 (2014)

Zimin Zhang, Don C. Lawton, Robert R. Stewart

Search and Discovery.com

... (anisotropic) models are used for shear-wave splitting, seismic velocity anisotropy, and time lapse seismic signature analysis in this paper. 3C-3D seismic...

2014

Effects of Overburden Anisotropy and Vertically Aligned Fractures on P-Wave Azimuthal AVO Responses

Fatkhan, Yudi Yanto, Nofri Faruza Said

Indonesian Petroleum Association

... at least wave velocity changes with direction of propagation. With the increasing use of wide angles and multi-azimuthal seismic data, anisotropic effects...

2005

Estimating Stimulation-Zone Anisotropy Effects During Microseismic Monitoring

Martin Karrenbach, Steve Cole, Victor Yartsev

Unconventional Resources Technology Conference (URTEC)

..., is indicative of anisotropy, and an anisotropic model is needed to process such data properly. The initial velocity model is often derived from well...

2015

Prestack Depth Migration for "Easy" Unconventional Plays?, #41056 (2012)

Morgan Brown

Search and Discovery.com

..., and expectations must be calibrated. 4) Dense, iterative velocity analysis is key to PSDM success. 5) Anisotropic PSDM is the only rigorous way to handle...

2012

Geomechanical and Geophysical Analysis of a Wattenberg Field through Wavefield Re-Datuming and Inversion

Jyoti Behura, Pete Smith, Oscar Quezada

Unconventional Resources Technology Conference (URTEC)

.... For the above reasons, the re-datumed data is ideal for traveltime and amplitude inversion. We perform azimuthal velocity analysis (assuming...

2016

Abstracts: Plane Wave Reflection and Transmission Coefficients for VTI Media; #90173 (2015)

Ritesh Kumar Sharma and Robert James Ferguson

Search and Discovery.com

... during the AVO analysis while velocity of anisotropic media varies with angle of incidence and interrupts the AVO analysis (Rüger, 2001). In order...

2015

ABSTRACT: Yemen Red Sea Multiphased Cenozoic Rifting: Petroleum System Insight from Subsalt Interpretation; #90007 (2002)

Ahmed Alahdal, John D. Pigott

Search and Discovery.com

...-sediment layers (‘salt’). However, in the Yemen Red Sea region, redundant velocity analysis using the integration of borehole sonic logs, far-field...

2002

Abstract: Practical Applications of Seismic Anisotropy; #90187 (2014)

Philip Wild

Search and Discovery.com

... direction to the vertical velocity direction which is used in the processing of the surface seismic data. Secondly, anisotropic formulations...

2014

Anisotropic Multi-Azimuthal Velocity Model Building and Depth Imaging on Tulip 3D Coil Shooting Survey

Michele Buia, Suyang Chen, Olga Zdraveva, Swee Leng Ng, Martin Bayly, Michelle Tham

Indonesian Petroleum Association

... for the source to receiver azimuth contribution of each source to receiver residual moveout (RMO) analysis. Multi-Azimuthal Anisotropic Velocity Model...

2011

Abstract: Radial anisotropy in the northeastern Tibetan Plateau from Surface Wave Tomography

Lun Li

Houston Geological Society Bulletin

... shear wave velocity structure and radial anisotropic model of lower crust and upper mantle beneath NE Tibetan plateau are constructed from measurements...

2013

Abstract: Application of Target-oriented VVAZ on Relatively thin Fracture Reservoir; #90174 (2014)

Stephen K. Chiu, Jack Howell, Jason A Stein, Samik Sil, and Jeff Malloy

Search and Discovery.com

... velocity changes to fractures in rocks. The simplest anisotropic model to describe azimuthal variation of velocity, azimuthal anisotropy, is transverse...

2014

A decoupled orthotropic anisotropy modeling method and its application

Wang Lei, Liang Jiandong, Xuan Ruiqing, Li Daoshan, Zhu Jinping, Hao Xiaoguang

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the azimuthal imaging gathers from orthotropic migration is used to update the TTI anisotropic parameters at each azimuth, and elliptical fitting...

2023

2D Survey Earth Model Building and Depth Imaging Using 3D Grid-Based Tomography Technology

Eric Pearson, Suyang Chen

Indonesian Petroleum Association

... anisotropy model without well constraints using the final 3D velocity model for 2D anisotropic depth migration. This case study will describe...

2012

Abstract: Azimuthal Processing For Unconventional Resource Plays Using An Orthorhombic Velocity Model; #90174 (2014)

Shaowu Wang and David Wilkinson

Search and Discovery.com

... an orthorhombic velocity model. The proposed methods by Wojslaw and Stein (2010), and Jenner (2011) estimate the VTI and HTI anisotropic parameters...

2014

Implications of Elastic Anisotropy in Direct Probabilistic Inversion; Examples from Offshore Australia

Partha Pratim Mandal, Andre Eduardo de Souza, Rob Ross, Shane Squire, Yahya Basman

Southeast Asia Petroleum Exploration Society (SEAPEX)

... layers when characterizing reservoirs with quantitative interpretation workflow with techniques such as wavelet estimation, well-tie analysis...

2023

Abstract: Seismic Reservoir Characterization of a Gas Shale Utilizing Azimuthal Data Processing, Pre-Stack Seismic Inversion and Ant Tracking

David Paddock, Christian Stolte, Lei Zhang, Javaid Durrani, John Young, and Thomas Hay

Houston Geological Society Bulletin

... velocity analysis and Ant Tracking results. Simultaneous amplitude versus offset (AVO) inversion was done on prestack data to invert for acoustic impedance...

2009

PS

Search and Discovery.com

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