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The AAPG/Datapages Combined Publications Database

Showing 4,386 Results. Searched 200,357 documents.

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Joint VTI and Mud Slowness Inversion Using Multiple Modes and Adaptive Weighting

Mark Collins

Unconventional Resources Technology Conference (URTEC)

... isotropy (VTI) (i.e., anisotropy with a vertical axis of symmetry). In such a case, a shear wave polarized in the horizontal plane has a different speed than...

2013

A method to extract azimuth information from narrow azimuth data and its application in fracture detection

Hongbo Ding, Dekui Xu, Xinyi Duan, Guangrui Xiao

International Meeting for Applied Geoscience and Energy (IMAGE)

... based on P-wave azimuthal anisotropy is mostly used in wide azimuth seismic data, while most of marine seismic data were acquired in narrow azimuth...

2022

Frequency-dependent seismic anomalies resulting from anisotropic permeabilities in hydrocarbon-bearing fractured porous rocks

Xuehua Chen, Xiaomin Jiang, Shengyi Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... Permeability is the important property controlling fluid transport in fractured porous reservoirs. Since spatial variations and anisotropy...

2024

Studying the feasibility of phase slowness inversion of seismic anisotropic parameters using VSP DAS data

Yu Chen, Takashi Mizuno, Manish Lal Kaitan, Xinyuan Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... seismic anisotropic parameters Vp, ε and δ. Introduction Characterizing seismic anisotropy is crucial to understand the seismic properties of reservoir...

2024

An Integrated Field and Numerical Study of the Impact of Formation Anisotropy on Stage Spacing in Horizontal Wells

Varahanaresh Sesetty, Ahmad Ghassemi, Ivan Gil

Unconventional Resources Technology Conference (URTEC)

...An Integrated Field and Numerical Study of the Impact of Formation Anisotropy on Stage Spacing in Horizontal Wells Varahanaresh Sesetty, Ahmad...

2018

ABSTRACT: Estimation of Net-to-Gross from P and S Impedance: Integration of Petrophysics and 3D Seismic Inversion; #90007 (2002)

Vernik, Lev, David Fisher, Steve Bahret

Search and Discovery.com

... was accomplished by integrating rock property trends and high quality 3D seismic data. Edited and anisotropy-corrected sonic logs from deepwater Gulf...

Unknown

Simple Models for the Stress-Dependence of Anisotropic Seismic Velocities in Fractured Rock; #120053 (2012)

Richard L. Gibson, Jr. and Kai Gao

Search and Discovery.com

... are complicated by several factors. For example, fractures often cause the rock to display seismic anisotropy (Pointer et al., 2000; Tod, 2001...

2012

Incorporating Fault Intensity and AVO Inversion to Characterize a Shale Gas Reservoir; #41346 (2014)

Carl Reine and Sean Lovric

Search and Discovery.com

... to support these conclusions. We also demonstrate that fault intensity is linked to the azimuthal anisotropy of the AVO inversion. This helps both infer...

2014

What is Rt? Logging While Drilling and Wireline Resistivity Measurements Spotlighted: An Offshore Case Study in Abu Dhabi; #41839 (2016)

Amr Serry, Sultan Budebes, Hassan Aboujmeih, Ahmet Aki, Michael Bittar

Search and Discovery.com

... is highly anisotropic. In low relative angles and in the presence of anisotropy, laterolog tools read higher than induction tools; whereas in a low...

2016

Experience with Surface and Downhole Vector Wavefield Recording in Central Sumatra

Eddy Murhantoro, Jeff Wright

Indonesian Petroleum Association

... and to examine any effects of anisotropy. The resulting P and S-waves sections would then be correlated to determine Vp/Vs ratios as a possible tool...

1989

Abstract: Thermal altered coals in self-combusted mine dump from Upper Silesia coal basin

B. Hanak, J. Nowak

The Society for Organic Petrology (TSOP)

... amount, sizes and shapes of pores. Vitrinite showed different degree of optical anisotropy. Liptinite, partly degassed, of light hue and weak relief...

2008

Abstract: Life of Field: Geoscience Monitoring of Reservoir Performance

Leon Thomsen

Houston Geological Society Bulletin

... led technical development in applied geophysics through innovation in vector seismics (polar anisotropy, azimuthal anisotropy, azimuthal AVO, converted...

2017

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