The Challenge of Applying New Technologies to Exploration in a Sub Andean Basins

Marcelo Benabentos, Pedro Muñoz, Juan Uribe, Francisco Ortigosa, Dewi Jones

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

.... Velocity analysis has evolved from conventional semblance analysis and constant velocity stacks to refined migration velocity analysis, structurally driven...

Chapter 10: Rock Physics Relationships between Elastic and Reservoir Properties in the Haynesville Shale

Kyle T. Spikes, Meijuan Jiang

AAPG Special Volumes

... shows nearly constant velocity for nearly all porosity values. This plot also contains the same model lines that are plotted on Figure 5a. However...

Improvement of Seismic Depth Imaging on Carbonate Reef Through the Application of Common Reflection Angle Migration: An Example From Salawati Basin, Indonesia

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Abstract: How Hot is the Kitchen? Hydrocarbon Migration Tomography

Rudy Wilhelm

Houston Geological Society Bulletin

... contradiction spooked us. The puzzle has now been resolved using Hydrocarbon Migration Tomography (HCM) scans. Today, the case studies presented...

Abstract: Migration of Velocity Spectra: An Example from the Timor Sea, by J. C. Beasley and R. Klotz; #91015 (1992).

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Imaging of the Guando Field Colombia in Time and Depth

M.A. Hall, V. Avramovic, J.T. Basick, I. Novianti, D.T. Maucione, P.Kroshko, J.C. Garzon

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... migration using a model of similar geological complexity to the Guando field. PreSDM involves a velocity model building approach and the strong...

3D Pre-Stack Depth Migration of a Land Survey with Considerable Multiple Interference - A Case History

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ABSTRACT: Innovative Methodology Applied to 3-D Exploration in an Emerging Trend; Norphlet (Upper Jurassic) Sandstone, Monroe County, Alabama, by William R. Dean, Jozica H. Gabitzsch; #91020 (1995).

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Reveal The Velocity Anomalies in Complex Overburden and Enhanced The Imaging through Shallow Gas: A Case Study in SisiNubi Mahakam, Indonesia

Annas Astuti, Yohanes Kristomo, Bee Jik Lim, Ginanjar Satria, Natalia Anggriani

Indonesian Petroleum Association

...Reveal The Velocity Anomalies in Complex Overburden and Enhanced The Imaging through Shallow Gas: A Case Study in SisiNubi Mahakam, Indonesia Annas...

Abstract: Least Squares Pre-Stack Time Migration for Imaging and Reconstruction of Converted Waves; #90224 (2015)

Aaron Stanton

Search and Discovery.com

... parallelizable. The speed of this algorithm also makes it possible to perform iterative velocity analysis. In the case of least squares migration the forward...

Abstract: Case Study of Advanced Seismic Imaging to Illuminate Low Reflectivity Carbonate Reservoirs in Offshore Abu Dhabi, UAE; #91204 (2023)

Mohamed Mahgoub, Khalid Obaid, Oleg Khakimov, Saif Al Mesaabi

Search and Discovery.com

...Abstract: Case Study of Advanced Seismic Imaging to Illuminate Low Reflectivity Carbonate Reservoirs in Offshore Abu Dhabi, UAE; #91204 (2023...

Implications of elastic full-waveform inversion for northern Red Sea

Kate Glaccum, Denes Vigh, Kai Wang, Xiaoling Tan, Jennifer Qin, Vivian Robertson, Trevor Ferguson

International Meeting for Applied Geoscience and Energy (IMAGE)

... structural framework. Herein, we present a case study of 6700 km, using elastic full-waveform inversion (FWI) to invert for P-velocity (Vp), to overcome...

Elastic multiparameter full-waveform inversion application on sparse ocean-bottom node data

Denes Vigh, Xin Cheng, Bing Bai, Zongcai Feng, Kate Glaccum

International Meeting for Applied Geoscience and Energy (IMAGE)

.... The obvious cases are the recovery of P-wave velocity models in the presence of large impedance contrasts, for instance, in the case of salt bodies...

Advanced Reprocessing and Imaging: Enhancing Legacy Surveys

Dominic Fell, Shane Westlake, Richard Patenall, Jennifer Badry

Petroleum Exploration Society of Australia (PESA)

... model was built based on pre-migration interpreted velocities in the time domain, converted to depth interval velocity and smoothed along geological...

Q tomography workflow: Land case study in the Eagle Ford Play

Itai Sharabi, Matan Shustak, Orly Kletenik-Edelman, Ronit Levy, Zvi Koren

International Meeting for Applied Geoscience and Energy (IMAGE)

..., is a VTI-based, full azimuth angle domain EarthStudy 360 migration. Figure 3 illustrates the updated Q model which is derived from an input of a constant...

Abstracts: Full Waveform Inversion with Total Variation Regularization; #90173 (2015)

Amsalu Y. Anagaw, Mauricio D. Sacchi

Search and Discovery.com

... åå 2 w , 2 ( , w) - (w ) 1 where m is the slowness (inverse of velocity) model parameter we seek to retrieve,  is the angular frequency, and ns...

A Comparison of the Various Methods of Dip Migration

H. Bruce Mayo

Oklahoma City Geological Society

...A Comparison of the Various Methods of Dip Migration H. Bruce Mayo 1958 322 324 In the preliminary discussions covering the material to be presented...

Abstract: Wavepath Imaging for Passive Data; #91204 (2023)

Yicheng Zhou, Sherif Hanafy

Search and Discovery.com

... on seismic event picking, which is not easy in case of noisy data and could be time-consuming, (2) migration techniques such as the diffraction stack...

Anisotropic Depth Migration Applied in an Area of the Colombian Llanos Foothills as a Tool for Understanding the Structure in Depth

Isabel Cristina Florez, Rob Vestrum

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... reflectors. Constructing a velocity model for thrust-belt depth migration is a highly interpretive process that requires tight integration...

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...

Structural Uncertainty of Parigi Carbonate Platform Due to Velocity Model Pitfall and Its Impact to Development Drilling: A Case Study of XPA Development Wells, PHE ONWJ

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Three-Dimensional Seismic-Reflection Techniques

Hermann Buchholtz

Circum Pacific Council Publications

... estimation procedures, a proper derivation of the 3-D velocity model, 3-D residual statics (to be applied in land seismic); (2) pre-migration processing...

Fault Shadow Correction Methodology

P. Julien, J. L. Broyer, O. Bernet-Rollande

Indonesian Petroleum Association

... rays to compute the traveltimes, which correspond to the time migration associated with a constant interval velocity for each layer in the model...

Quality Data at a Reduced Price: Innovative Approaches in 3-D Acquisition and Processing

Mars E. Semaan, Michel F. Bee, Maryanto, Gerard Dufourd, Eddy A. Sentani

Indonesian Petroleum Association

... migration using a spatially smooth velocity function ranging from 5000 ft/s at the surface, increasing to 6500 ft/s at 300 ms and staying constant...

Abstract: The Phase Shift Time Stepping Equation and the Marmousi Data Set; #90171 (2013)

Ben D. Wards, Gary F. Margrave, and Michael P. Lamoureux

Search and Discovery.com

... Fourier transform which is exact for constant velocity medium. Introduction Reverse-time migration (Baysal et. al., 1983, McMechan, 1983; Whitmore...