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The AAPG/Datapages Combined Publications Database

Showing 4,126 Results. Searched 196,374 documents.

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Ascending

Anisotropic Pre-Stack Depth Migration in the Cusiana and Cupiagua Sur Fields

J. Checa, M. Mesa, N. Burke, J. Calderon, H. Alfonso, U. Egozi, B. Ver West, M. Yates

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

..., based on the quality of the imaging. Overall, the quality of the depth migrated volume with anisotropy allowed better definition of the fault planes...

2006

Abstract: Anisotropic Frequency-Dependent Spreading of Seismic Waves from VSP Data Analysis; #90174 (2014)

Amin Baharvand Ahmadi and Igor Morozov

Search and Discovery.com

..., and  and  are the corresponding anisotropy parameters. From (3), the “horizontal” attenuation parameters are  2   1 1    and  2  1 1...

2014

Abstract: Improving Borehole Instability Analysis by Investigating the Impacts of Stress and Rock Anisotropy; #90224 (2015)

Qing Jia, Douglas Schmitt, Inga Moeck, and Randy Kofman

Search and Discovery.com

...Abstract: Improving Borehole Instability Analysis by Investigating the Impacts of Stress and Rock Anisotropy; #90224 (2015) Qing Jia, Douglas Schmitt...

2015

A New Approach to Time Depth Conversion and Depth Error Estimation for 2D Interpretation Using Seismic Velocities

Rosidah Hardiani, Sanisah Soed, Lothar Schulte

Indonesian Petroleum Association

... converted and adjusted to the well velocities to address velocity anisotropy. Then the interval and average velocity points were derived for both...

2013

ABSTRACT: Optical Texture of Bituminous Coals … Transformations During Pyrolysis and Hydropyrolysis

S. Pusz

The Society for Organic Petrology (TSOP)

...). The shape and dimensions of RIS and indicatrix parameters Rev, Rst and Ram determine according to Kilby's method characterize textural anisotropy...

2001

Formation Evaluation in Thin Bed Reservoirs, A Case Study from the Kutei Basin, Indonesia

C. Majesta, D. Cook, P.Cardola, D. Kurniawan, I. Buldani, G. Aquillina, F. Prasetia

Indonesian Petroleum Association

... to characterize them (Tyagi, et.al., 2008). The effect of anisotropy on electrical log measurements has been known and understood for many years...

2016

ABSTRACT: Bireflectance of Vitrinite in Arkoma Basin Dispersed Organics: Insights for Understanding Reflectance Populations in High Thermal Maturity Regions

David W. Houseknecht, David Bensley, Lori A. Hathon, Paul H. Kastens

The Society for Organic Petrology (TSOP)

..., and the increase in vitrinite anisotropy that accompanies increasing thermal maturity. Both empirical and experimental results have indicated that a positive...

1991

Estimation of Total Organic Carbon (TOC) Content of Shale from AVO Inversion: A New Crossplot Approach Based on Zoeppritz Equations

Un Young Lim, Richard Gibson Jr., Nurul Kabir

Unconventional Resources Technology Conference (URTEC)

..., 1992; Sondergeld et al., 2000). Sayers et al. (2015) also showed that the level of anisotropy increases when the volume fraction of total organic carbon...

2019

Petrophysical Evaluation of "Quasi Wet Pay Zones" (QWPZ) via Integration of Advanced and Conventional Wireline Data (Paper C1)

S. Ismail, M. M. Altunbay, N. Aula

Geological Society of Malaysia (GSM)

... have also devised a new workflow for the challenge by evaluating the electrical anisotropy from directional resistivity device together with movable...

2012

Abstract: The Evolving Role of Geophysics in Exploration. From Amplitudes to Geomechanics (Paper C7)

E. C. Andersen, D. Gray

Geological Society of Malaysia (GSM)

... and fluids from seismic data. (Figure 2). Thomsen (1985) simplified the concept of seismic anisotropy, the variation of physical properties in different...

2012

I

John G. Dennis

AAPG Special Volumes

... sense. ISOTROPY, ANISOTROPY Derivation: Greek isos, same; tropos, direction. Definition: The state of having physical properties which are the same...

1967

Abstracts: The Evolving Role of Geophysics in Exploration: From Amplitudes to Geomechanics; #90173 (2015)

Eric Andersen, David Gray

Search and Discovery.com

... the concept of seismic anisotropy, the variation of physical properties in different directions, by introducing the concept of weak anisotropy. Lynn et al...

2015

Integrating Borehole Imaging and Full Waveform Dipole Sonic Data to Estimate Fracture Porosity in Tight Formations: A Workflow for Accurate Characterization of Natural Fractures; #42582 (2023)

Doina Irofti, Ghoulem Ifrene, Fethi Ali Cheddad, Safouane Djemai

Search and Discovery.com

..., 2022. Ifrene, G. E. H., Irofti, D., Khetib, Y., & Rasouli, V. (2022). Shear Waves Anisotropy and Image Logs Integration for Improved Fracture...

2023

Evaluation of Naturally Fractured Reservoirs in Indonesia Using Formation Imaging and Sonic Logs

William H. Borland, Richard E. Netherwood, Sanggam Hutabarat, Dedi Juandi, Leo Anis, Hari Kurniawan, Ramsin Eyvazzadeh

Indonesian Petroleum Association

... are, in a number of these examples, supported by production tests. Alford, R. M., 1986. Shear data in the presence of azimuthal anisotropy: 56th Annual...

2002

Geomechanical Evaluations of Deep Shale Gas Reservoir in Sichuan Basin, Western China

Xing Liang, Kaibin Qiu, Honglin Shu, Zhuo Zhang, Yufeng Luo, Yuanwei Pan, Qingfei Li, Kaigui Yin, Gaocheng Wang,Yan Gao

Unconventional Resources Technology Conference (URTEC)

... the formation anisotropy as only core samples from one direction (sometimes two directions) were tested. • A lack of simultaneous acquisition...

2020

P- and PS-Wave Vector Wavefields for Anisotropic Petrophysics

James Gaiser

Petroleum Exploration Society of Australia (PESA)

... for isotropic elastic inversion and should improve anisotropy estimates for identification of potential fracture locations. Elastic inversion...

2016

Quantitative Facies Characterization of the Wolfcamp Shale, Midland Basin Using Anisotropy of Magnetic Susceptibility and Hand-held X-Ray Fluorescence

Gerhard Heij, Bryan Turner, Alyssa Wickard, Doug Elmore

Unconventional Resources Technology Conference (URTEC)

...Quantitative Facies Characterization of the Wolfcamp Shale, Midland Basin Using Anisotropy of Magnetic Susceptibility and Hand-held X-Ray...

2016

Considerations in Azimuthal Processing and Velocity Inversion for Unconventional Plays

Michael J. Perz, William Keller, Victor Kriechbaum

Unconventional Resources Technology Conference (URTEC)

... to characterize the interval velocity azimuthal anisotropy using the surface seismic data. Processing was performed within an azimuthallyAVO-compliant...

2018

Abstract: Cross-Validation of 3C and 9C Prestack Shear Wave Splitting Analysis at Big Sky; #90224 (2015)

Jeff P. Grossman and Gulia Popov

Search and Discovery.com

... also Simmons and Backus, 2001). Azimuthal anisotropy and shear wave splitting. The phenomenon of SWS is perhaps most readily understood in terms...

2015

Multi-scale anisotropic dispersion and attenuation in VTI media with penny-shaped cracks

Yanwen Feng, Zhaoyun Zong, Guangzhi Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... analyze the dispersion, attenuation and frequency-dependent anisotropy of seismic wave velocities, and investigate the effects of different parameters...

2023

A Study of Down-Hole Water Sink (DWS) Technology - Optimum DWS Design in Vertical Well Considering Reservoir Parameters

Wynda Astutik

Indonesian Petroleum Association

... anisotropy, absolute horizontal permeability, oil perforation interval-oil zone thickness ratio, and water-oil mobility ratio. Another alternative...

2007

Geophysical Lecture

E. R. Deutsch

CSPG Bulletin

... of the Continuous Velocity Log to Anisotropy Measurements in Northern Sahara; Results and Consequences", Geoph. Prospecting, Vol. 7, No. 2, pp. 202-217...

1959

Nano- to Microscale Pore Characterization of the Utica Shale

Alexander M. Swift, Julia Sheets, David R. Cole, Lawrence M. Anovitz, Susan A. Welch, Xin Gu, David F. Mildner, Steve J. Chipera

Unconventional Resources Technology Conference (URTEC)

... with measurable pore-scale formation characteristics. One notable characteristic is anisotropy of the rock fabric, which includes differences in grain shape...

2014

ABSTRACT: Petrography and Geochemistry of Organic Matter from Lead-Zinc Bearing Carboniferous Sequences of Salmon River Basin, Nova Scotia, Canada

Y.Heroux, D.Michoux, M.Desjardins

The Society for Organic Petrology (TSOP)

.... . Alteration features such as rims, birel'lectance or anisotropy. hydrogenation or etching of vegetal textures. dessication crack!s and cavities are regionally...

1987

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