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The AAPG/Datapages Combined Publications Database

Showing 27,161 Results. Searched 195,354 documents.

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What lies beneath? Prospecting for Hydrocarbons under a metamorphic allochthon, Timor-Leste

M. Bucknill, Brendan Duffy, Jason Noble, Alex Berkovitch

Petroleum Exploration Society of Australia (PESA)

... lies reflectivity interpreted as faulted blocks within a large sub-allochthon anticline. Closure up to 90 km2 occurs to a modest total depth around 2500...

2019

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

Philip Wild

Search and Discovery.com

...). Other inversion schemes exist for walk-away data, such as inverting with the P-wave polarization angle variation with offset in place of horizontal...

2014

N/A

Induced AVO Anomalies from Pore Pressure Effects

A.C. Buginga Ramos, M.A. Santiago Toledo

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... calibration using rock properties and reflectivity modeling. An important source of ambiguity is the abrupt drop in effective pressure, which affects...

2006

Applying Rock Physics towards Seismic Characterization: Case Study from an Unconventional Resource, Neuquén Basin, Argentina; #41886 (2016)

Teresa Santana, R. Weger, Silvana Gandi, Alejandro D'Odorico, Ariel Kautyian

Search and Discovery.com

... angles were performed during processing to obtain the optimal angle stack design, from 10° to 40°, as the input for simultaneous inversion. Fourteen...

2016

Fracture Detection by Azimuthal Differential Residual Moveout

Juefu Wang

Search and Discovery.com

... proposed various fracture-detection methods using P-wave reflection data, most of which exploit either Amplitude Variation with incident angle...

Unknown

Fracture Detection by Azimuthal Differential Residual Moveout

Juefu Wang

Search and Discovery.com

... proposed various fracture-detection methods using P-wave reflection data, most of which exploit either Amplitude Variation with incident angle...

Unknown

Distinguishing Water Saturation Changes from Porosity or Clay Content Changes Using Multicomponent Seismic Data

Fuping Zhu, Richard L. Gibson, Jr., Joel S. Watkins, Sung H. Yuh

GCAGS Transactions

... angle for porosity changes, compared with -100s or -10s for high water saturation changes. Secondly, differing amounts of porosity variation result...

2000

Revealing Geologic Features in the Midland Basin Through Frequency Decomposition

Rachael Moore

Unconventional Resources Technology Conference (URTEC)

.... Introduction Using conventional reflectivity data alone to determine geologic features from seismic is a long drawn out process which requires careful...

2018

The Saldaña Victims': Unsuccessful Subthrust Exploration in the Upper Magdalena Valley of Colombia - Reasons for Failures and the Way Ahead

Mario G. de Freitas

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... artifacts (e.g. pull-ups) and unsuspected internal reflectivity of the Saldana 'basement' section misled interpretations. Realization of the undiscovered...

2000

Evaluating hydrocarbon trap integrity during fault reactivation using geomechanical three-dimensional modeling: An example from the Timor Sea, Australia

Laurent Langhi, Yanhua Zhang, Anthony Gartrell, Jim Underschultz, David Dewhurst

AAPG Bulletin

...; Giroldi et al., 2005) were used to investigate the lateral variation of reflectivity at specific frequencies of the full bandwidth on the interval...

2010

Know Before You Go!

Lars Zühlsdorff, Trond Haugland

GEO ExPro Magazine

...-angle-dependent reflectivity grids). This process is almost as quick as classic 1D convolution but considers both illumination and resolution effects...

2021

Characterizing Multiple Formations for Gas Production and CO2 Sequestration

Adriana Gordon, Bill Goodway, Evan Mutual, Raul Cova, Scott Leaney, Wendell Pardasie, Matt Ng

Unconventional Resources Technology Conference (URTEC)

... analysis. These processes involve calculating the angle reflectivity series from available well logs and establishing a tie between the well and seismic...

2023

Increasing The Resolution of Seismic Imaging With Spectral Blueing, Spectral Decomposition RGB And HSV Blending to Delineate The Fluvial Facies on Fluvio Deltaic Environment

Aji Darma Maulana, Nine Safira, Ongki Ari Prayoga, Egie Wijaksono, Alit Ascaria

Indonesian Petroleum Association

.... THEORY Spectral Blueing Spectral Blueing is a technique that shapes the mean seismic spectrum to follow the well-derived reflectivity trend...

2022

Chapter 10: 3-D Seismic-Structural Workflows – Examples Using the Hat Creek Fault System

Graham Yielding, Brett Freeman

AAPG Special Volumes

.... The seismic signal is a measure of the acoustic reflectivity of the different layer boundaries in the model, that is, the signal amplitude depends...

2016

Reservoir Description using hybrid seismic inversion: A 3D case study from María Inés Oeste field, Argentina

M. Benabentos, S. Mallick, M. Sigismondi, J. Soldo

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... seismic inversion, a combination of prestack waveform inversion and poststack inversions of some amplitude-variation-with-offset (AVO) attributes...

2003

Prospect Identification Using AVO Inversion and Lithology Prediction

Brad Bailey, Frazer Barclay, Robert Nesbit, Andrea Paxton

Petroleum Exploration Society of Australia (PESA)

.... An efficient prospect screening tool has been produced in the form of a well log-calibrated gas sand probability cube derived from amplitude variation w...

2010

Seismic Processing Strategies in the Deep Water Kutai Basin … Gendalo Hub Pre-Stack Depth Migration

Xiuyuan Li, Harmit Singh, Joe Zhou, Graham Hodgkiss, Neil Young, Helmut Hsiao

Indonesian Petroleum Association

... of 4750m, equating to 45-50 degrees of incident angle at the main target, thus providing adequate Amplitude versus Angle (AVA) information. These factors...

2011

Feasibility Study Methodology for Fracture Analysis Studies Using Seismic Azimuthal Amplitude Variation: Application in Southern Mexico

Alexis Ferrer Balas, Nahum Campos, Jesus Garcia Hernandez

GCAGS Transactions

...Feasibility Study Methodology for Fracture Analysis Studies Using Seismic Azimuthal Amplitude Variation: Application in Southern Mexico Alexis Ferrer...

2011

Abstract: Multi-trace Acoustic-impedance Inversion with Transform-domain Sparsity Promotion; #90174 (2014)

Sanyi Yuan, Shangxu Wang, Ning Tu, and Xiang Li

Search and Discovery.com

... reflectivity or blocky impedance assumptions (Oldenburg, Scheuer and Levy, 1983), is often added to partially fill in the null space of ill-posed time-domain...

2014

Lithology and Fluid Seismic Determination for the Acae Area, Puerto Colon Oil Field, Colombia

F. H. Gómez, J. P. Castagna

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... class III AVO anomalies); scaled Poisson’s ratio change (aA+bB) and scaled S-wave reflectivity (aA-bB). Figure 16 Shows a near angle stack (00-180...

2004

AVO Analysis for Direct Hydrocarbon Detection in Field X in the Persian Gulf (Paper 5)

Mohammad Ali Riahi, Mohammad Emami Niri

Geological Society of Malaysia (GSM)

... developed based on the variation of reflection coefficient with angle of incident, conventionally called Amplitude-versus-Offset (AVO). Relating rock...

2006

One-Dimensional Prestack Seismic Inversion with Very Fast Simulated Annealing using Edge-Preserving-Smoothing Filter; #41576 (2015)

Somanath Misra, Mauricio Sacchi

Search and Discovery.com

...-offset data are converted to the angle-domain by shooting rays from the source to receiver. The PP reflection coefficients are calculated from...

2015

Combining high resolution modelling and one-way wave field extrapolation migration to image beneath a complex overburden: A case study from Porcupine Basin, Ireland

Partha Pratim Mandal, Weidi Koh, Julien Bluteau, David Laws, Jennifer Greenhalgh

Petroleum Exploration Society of Australia (PESA)

... presented here, are a challenge for any Kirchhoff migration algorithm. Significant lateral and vertical velocity variation causes multi-pathing...

2016

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