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Showing 34,457 Results. Searched 200,357 documents.
Abstract: Interesting Directions Being Pursued in Seismic Curvature Attribute Analysis; #90187 (2014)
Satinder Chopra and Kurt J. Marfurt
Search and Discovery.com
... shows the effect of using dip filters and how the resulting attributes look so much better. Such processes are all referred to as conditioning...
2014
U-net based primary alignment
Ricard Durall, Ammar Ghanim, Norman Ettrich
International Meeting for Applied Geoscience and Energy (IMAGE)
..., prestack migration and demultiple processes. This is particularly essential for amplitude versus offset (AVO) studies, as flat gathers are necessary...
2023
Geological Classification of Seismic-Inversion Data in the Doba Basin of Chad, #41899 (2016).
Carl Reine, Chris Szelewski, Chaminda Sandanayake
Search and Discovery.com
... of the sand model and representative shale values. With the behaviour identified from log analysis and rock-physics modelling, seismic attributes from AVO...
2016
Jointly data and model driven pre-stack inversion of elastic and anisotropy parameters in HTI media
Xin Zhang, Jianhua Geng
International Meeting for Applied Geoscience and Energy (IMAGE)
...Jointly data and model driven pre-stack inversion of elastic and anisotropy parameters in HTI media Xin Zhang, Jianhua Geng Jointly data and model...
2024
Seismic investigation of lithological controls on effective stress
Bill Goodway, Evan Mutual, David Cho, David McHarg, David Miller, Lindsay Miller
Unconventional Resources Technology Conference (URTEC)
.... In this study, we estimate the effective stress from seismic data using a combination of elastic properties estimated from an AVO inversion and petrophysical...
2021
Subsurface Characterizaton Using Microseismic Velocity, Attenuation, and Ansiotrophy Tomography in a Geothermal Field
Ahmad Syahputra, Andri Dian Nugraha, Rachmat Sule, Sri Widiyantoro
Indonesian Petroleum Association
... and anisotropy 3-D models from waveform analysis of first arrival microseismic events. In attenuation tomography, t* is an operator comparable with travel...
2014
Effect of Anisotropy on Apparent Resistivity Curves
Sylvain J. Pirson
AAPG Bulletin
...Effect of Anisotropy on Apparent Resistivity Curves Sylvain J. Pirson 1935 37 57 19 1. (January) The anisotropic character of the sedimentary...
1935
Formation Anisotropy and Heterogeneity Evaluation with a High-Resolution LWD Ultrasonic Slowness Imaging Tool
Naoki Sakiyama, Hiroshi Hori, Hiroaki Yamamoto, Hiroshi Nakajima, Matthew Blyth, Syed Muhammad Fahim Ud Din, Mark Kittridge
Unconventional Resources Technology Conference (URTEC)
...es are explained by the possible effect of stress-induced anisotropy. The detailed slowness azimuthal profile in this section is discussed by Blyth et ...
2020
Abstract: The Effect of Clay and Gas on the Elastic Properties of Sandstones (Paper 15)
Mark Sams, Martijn Andrea
Geological Society of Malaysia (GSM)
...Abstract: The Effect of Clay and Gas on the Elastic Properties of Sandstones (Paper 15) Mark Sams, Martijn Andrea 400 Paper 15 The effect of clay...
1995
Anisotropic depth migration in the Colombian Llanos Foothills as a key to understanding the structure in depth
emamedov
Search and Discovery.com
... anisotropy and lateral-velocity heterogeneity. The final anisotropic-depth-migrated image confirms the structure and moves the imaged structure...
Unknown
Integration of Multicomponet Surface Seismic, Multicomponent VSP and Microseismic in Reservoir characterization
Paul Constance, Jim Simmons, Shihong Chi, Lisa Sanford
Unconventional Resources Technology Conference (URTEC)
...-Wave Anisotropy: PS converted waves polarize parallel and orthogonal to fractures in the subsurface. The resultant effect is in velocity and polarization...
2015
Non-Opaque and Opaque Grain Fabrics of Siltstones in Red Peak Member (Triassic), Central Wyoming: DISCUSSION
Anthony I. Rees
Journal of Sedimentary Research (SEPM)
.... Smith, eds. (in press). HAMILTON, N., The effect of magnetic and hydrodynamic control on the susceptibility anisotropy of redeposited silts: Jour...
1967
Efficient Completions in Anisotropic Shale Gas Formations
Saied Mighani, Carl Sondergeld, Chandra Rai
Unconventional Resources Technology Conference (URTEC)
... of effective stress. The effect of anisotropy on fracturing is also investigated by rotating the fabric direction of the sample disks relative to the loading...
2014
ABSTRACT: Imaging Through Gas Clouds: Case Histories from the Gulf of Mexico; #90007 (2002)
Knapp, Steve, Nigel Payne, Tony Johns
Search and Discovery.com
.... Special processing to determine the effect of azimuthal anisotropy and depth domain imaging would be of interest. A definitive evaluation of the obvious...
Unknown
Controlled-Source Electromagnetic (CSEM): A Game Changing Technology for Frontier Deepwater Exploration? A Users Perspective
Herry Maulana
Indonesian Petroleum Association
... create an AVO anomaly. A case study will be demonstrated where one prospect in a frontier deepwater area, that lacks of well control, is identified...
2008
VTI anisotropic stiffness tensor logging: A case study
Kristoffer Walker, Alexei Bolshakov, Gama Firdaus, Tim Fischer, Luca Duranti, Luisa Crousse, Mason Edwards
International Meeting for Applied Geoscience and Energy (IMAGE)
... of Petroleum Geologists VTI Stiffness Tensor Logging: A Case Study Figure 1. Effect of different levels of VTI anisotropy on dispersion of the Stoneley...
2024
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
... signal in order to deliver an AVO friendly product. This required analysis of the data to identify the noise types present, determination of techniques...
2011
The Comparative Reliability of Magnetic, Photometric and Microscopic Methods of Determining the Orientations of Sedimentary Grains
Asahiko Taira, Barry R. Lienert
Journal of Sedimentary Research (SEPM)
...-axes to individual grain elongation directions has little effect on the validity of the method. For the magnetic susceptibility anisotropy method, we...
1979
Impact of Natural Fracture Induced Elastic Anisotropy on Completion and Fracturing Design in Different Shale Reservoirs
Emre Can Dundar, Aymen Alhemdi, Ming Gu
Unconventional Resources Technology Conference (URTEC)
... well productivity optimization. Conclusions In this study, natural fracture induced anisotropy effect has been investigated for five selected shale...
2019
Meramec Velocity Systematics
Jing Fu, Carl Sondergeld, Chandra Rai
Unconventional Resources Technology Conference (URTEC)
... from Vp: 1) ignoring anisotropy, we combine both Vp and Vs measurements from all vertical plugs and low anisotropy horizontal plugs to create...
2020
The Effects of Seismic Data Conditioning on Pre-Stack Simultaneous Impedance Inversion
Scott W. Singleton
GCAGS Transactions
... and in the inversion. Specifically, the gathers were measured for amplitude versus offset (AVO) fit using a two-term Shuey equation and found to be improved by 20...
2008
Finding the reservoir in an intensely scattered wavefield: A case study from the Central Sichuan Basin, China
John Coffin, Mengmeng Zhang, Panos Doulgeris, Peter Haffinger, Angie Kelsay, Jinsong Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... separation effect on κ and M, which is a consequence of the low porosity. This implies that fluid discrimination from WEB-AVO inversion is going...
2022
AVO Screening in Frontier Basins: An Example from the Gulf of Papua, Papua New Guinea, #40910 (2012)
Amanda Davies, Cyrille Reiser, Bob Burmaz, Rod Reed
Search and Discovery.com
... workflow called “Prospect Scanner” developed to highlight areas of Amplitude-Versus-Offset (AVO) effect in large 3-D seismic datasets. It uses pre...
2012
Recent Experiences with Seismic Imaging and Velocity Analysis: Abstract
John L. Toldi, Nathaniel G. Tilander
Indonesian Petroleum Association
... (e.g. trying to resolve the possible separation of beds along a minor fault). Thus, although no single effect (such as lateral velocity gradients...
1998
Abstract: TTI Anisotropic Depth Migration: Which Tilt Estimate Should We Use?; #90211 (2015)
Francois Audebert and Volker Dirks
Search and Discovery.com
..., characterized by tilt axis, polar velocity and anisotropy parameters. In the case of structurally conformable media, where the tilt of the medium coincides...
2015