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The AAPG/Datapages Combined Publications Database

Showing 4,236 Results. Searched 197,349 documents.

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Extended Abstract: Effective Site Characterization using the Triad Approach, Fredeman Pit Site, Sulphur, Louisiana

William H. Schramm, George Losonsky, William M. Davis, Raymond Sturdivant, Jr., Michael B. Kyle, Jacob A. Dantin, Jason A. Preuett, Scott M. Bergeron

GCAGS Transactions

...-centered grid approach and an inverse-distance-weighted interpolation method including vertical anisotropy with a constant weight function (Shepard’s method...

2013

AAPG Memoir 76, Chapter 16: Pore Pressure ahead of the Bit: An Integrated Approach

Nader C. Dutta, William H. Borland, W. Scott Leaney, Richard Meehan, and W. Les Nutt

AAPG Special Volumes

... of resolution in the seismic data and the difficulties involved in correctly identifying true interval velocities in areas of velocity anisotropy...

2001

Nanopore and Spontaneous Imbibition Characterization of the Woodford Shale from West Texas

Md Golam Kibria, Qinhong Hu, Yuxiang Zhang

GCAGS Transactions

... University, Sweden, 273 p. Harris, N. B., J. L. Miskimins, and C. A. Mnich, 2011, Mechanical anisotropy in the Woodford Shale, Permian Basin: Origin...

2017

Extended Abstract: Quick-Look Technique for Quantifying Shale Distribution Types using Total Porosity versus Shale Volume Crossplots

James J. Willis, Duncan S. McIntosh, Jr., Jesse W. Zwennes, Gregory J. Ferguson

GCAGS Transactions

... on the petrophysical log responses from which the total shale volume is derived. Additional datasets such as resistivity anisotropy, image, and nuclear...

2017

Structural Geology: Fractures

Mike Shepherd

AAPG Special Volumes

... analysis to identify fracture zones (Bloch et al., 2003). AVO analysis may indicate acoustic reservoir anisotropy caused by the presence of open...

2009

Predicting uniaxial compressive strength using Support Vector Machine algorithm

Hafedz Zakaria, Rini Asnida Abdullah, Amelia Ritahani Ismail, Mohd For Mohd Amin

Geological Society of Malaysia (GSM)

... rock quality, depth and seismic velocity. In: Rock Quality, Seismic Velocity, Attenuation and Anisotropy, Taylor and Francis Group, London, p. 69-96...

2019

G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset

Norman S. Neidell

AAPG Special Volumes

..., 1984. (22) Wright (J.), "The Effects of Anisotropy on Reflectivity - Offset," Preprint, 54th Annual Mtg., SEG, Atlanta, Dec. 2-6, 1984. (23) Onstott...

1987

Book Reviews

Arthur Saller, Gian Gaspare Zuffa

Journal of Sedimentary Research (SEPM)

... as the relationship between tensile strength and seismic anisotropy, and crack aspect ratio changes with pressure. The next four papers relate geophysical logging...

1998

Gas Bubble and Expansion Crack Origin of Molar-Tooth Calcite Structures in the Middle Proterozoic Belt Supergroup, Western Montana--DISCUSSION

Brian R. Pratt

Journal of Sedimentary Research (SEPM)

... of fluid mud to impart the linear anisotropy. Again, it seems unlikely that this disturbance could occur within such sediment thicknesses without causing...

1999

A Simple Method for Orienting Conventional Core Using Microresistivity (Fms) Images and a Mechanical Goniometer to Measure Directional Structures on Cores: RESEARCH METHODS PAPERS

Tobias H.D. Payenberg , Simon C. Lang , Robert Koch

Journal of Sedimentary Research (SEPM)

...., AND BUCHANAN, J.G., 1990, A computerised electromagnetic goniometer and its applications in the study of reservoir anisotropy, in Worthington, P.F. ed...

2000

A New Type of Bedform Produced by Backfilling Processes in a Submarine Channel, Late Miocene, Tabernas-Sorbas Basin, SE Spain

Kevin T. Pickering , David M. Hodgson , Ellen Platzman , Julian D. Clark , Clare Stephens

Journal of Sedimentary Research (SEPM)

... Geology, v. 90, p. 61-75. REES, A.I., 1965, The use of anisotropy of magnetic susceptibility in the estimation of sedimentary fabric: Sedimentology, v...

2001

Sediment Flow and Deformation (SFD) Layers: Evidence for Intrastratal Flow in Laminated Muddy Sediments of the Triassic Osawa Formation, Northeast Japan

Gentaro Kawakami, Makoto Kawamura

Journal of Sedimentary Research (SEPM)

... was also controlled by the anisotropy in physical properties, such as tensile strength of laminated mud and/or conditions of gentle slope. AALT...

2002

Studies of Ventura Field, California, I: Facies Geometry and Genesis of Lower Pliocene Turbidites

Kenneth J. Hsu

AAPG Bulletin

... analyses of core samples; (2) grain orientation by visual inspection, thin-section analysis, and dielectric-anisotropy measurements; (3) sedimentary...

1977

Geostatistical models for shales in distributary channel point bars (Ferron Sandstone, Utah): From ground-penetrating radar data to three-dimensional flow modeling

Hongmei Li, Christopher D. White

AAPG Bulletin

... of shale occurrence computed from radar data have a correlation range of 58 m (16.426.2 ft) with no significant areal anisotropy in shale dimensions...

2003

Evidence and mechanisms for folding of granite, Sierra de Hualfn basement-cored uplift, northwest Argentina

Pilar E. Garca, George H. Davis

AAPG Bulletin

... in the Rocky Mountain foreland (e.g., Schmidt and Garihan, 1983; Miller and Lageson, 1990; Schmidt et al., 1993). Foliation planes provide a planar anisotropy...

2004

Measuring and modeling fault density for CO2 storage plume-fault encounter probability estimation

Preston D. Jordan, Curtis M. Oldenburg, Jean-Philippe Nicot

AAPG Bulletin

... not account for any potential permeability anisotropy along bedding caused by faulting, although fault zones tend to have either higher or lower...

2013

Characterization and development of subsurface fractures observed in the Marcellus Formation, Appalachian Plateau, north-central Pennsylvania

Scott Wilkins, Van Mount, Keith Mahon, Andrew Perry, and Jon Koenig

AAPG Bulletin

..., Shear Data in the Presence of Azimuthal Anisotropy: Dilley, Texas, Expanded Abstracts, 56th SEG Annual International Meeting and Exposition, Houston...

2014

Incorporation of deformation band fault damage zones in reservoir models

Dongfang Qu, and Jan Tveranger

AAPG Bulletin

..., and average density values were assigned to each facies for calculating cell permeability. Permeability anisotropy was handled by approximating...

2016

Effective flow properties of heterolithic, cross-bedded tidal sandstones: Part 2. Flow simulation

Benoît Y. G. Massart, Matthew D. Jackson, Gary J. Hampson, and Howard D. Johnson

AAPG Bulletin

.... The anisotropy in horizontal permeability observed in the intermediate model is amplified by the geometry of the cross beds in the end-member models...

2016

Variation of in situ stress regime in coal reservoirs, eastern Yunnan region, South China: Implications for coalbed methane production

Wei Ju, Bo Jiang, Qi Miao, Jilin Wang, Zhenghui Qu, and Ming Li

AAPG Bulletin

... reservoirs caused by stress anisotropy and the horizontal maximum principal stress (SHmax) orientation with respect to fractures (after Rajabi et al., 2017b...

2018

In situ stress state in the petroliferous Barmer Basin, northwestern India: A new geomechanical approach

Premanand Mishra, G. Karthikeyan, Sabyasachi Dash, Shubhodip Konar, Ajoy K. Bora, Utpalendu Kuila, Dilip K. Mukhopadhyay, and Mark D. Zoback

AAPG Bulletin

... of the rock. In the absence of wellbore failures, stress directions are commonly inferred with the help of borehole shear sonic anisotropy (a crossed...

2023

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