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The AAPG/Datapages Combined Publications Database

Showing 6,913 Results. Searched 195,372 documents.

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Assessment of a Marcellus Shale Prospect Using Seismic, Microseismic, and Completions Data

Scott Singleton, Mark Suda

GCAGS Transactions

... corrected for vertical transverse isotropy (VTI) and horizontal transverse isotropy (HTI) far-offset effects in Phase 1, and thus have reflectors already...

2012

Petrophysical Evaluation of Organic Richness and Brittleness of Shale for Unconventional Hydrocarbon Prospecting: A Case Study on Vadaparru Shale, Krishna Godavari Basin, India

Arijit Sahu, Milan Kanti Das

Unconventional Resources Technology Conference (URTEC)

... the depth, when it comes to sonic velocities. This 6 URTEC-198280-MS feature, common to shale, is known as transverse isotropy with a vertical axis...

2019

Vaca Muerta Sequence Stratigraphy and Volcanic Intrusions: Impact on Unconventional Project Development

Manuel Fantin, Federico Gonzalez Tomassini, Hernan, Reijenstein, Lipinski Christopher

Unconventional Resources Technology Conference (URTEC)

... reversion, reaching an average gradient of 1.02 psi/ft. Vertical transverse isotropy in elastic properties is a characteristic of finely laminated...

2014

Determining Static Elastic Anisotropy in Shales from Sidewall Cores: Impact on Stress Prediction and Hydraulic Fracture Modeling

Brian Crawford, Yueming Liang, Philippe Gaillot, Kelvin Amalokwu, Xianyun Wu, Robert Valdez

Unconventional Resources Technology Conference (URTEC)

... and ). Anisotropy or “vertical transverse isotropy” (VTI) symmetry implies that at each point in the rock there is an axis of symmetry of rotation...

2020

Seismic Technology Evolution to Support Prospect Evaluation, Exploration Well, and Geological Appraisal

Frederic J. Billette, Yan Quist

GCAGS Transactions

... several fast tracks and a full model re-build using latest seismic processing technology, TTI (tilted transverse isotropy) RTM (reverse time migration...

2011

Abstract: Seasonal Variations in the Morphology and Sedimentology of a Point Bar on the Brazos River of Central Texas

W. M. Connolly, M. Denham, M. Peterson, C. Ritter, J. Mazzullo

GCAGS Transactions

... water level reached a maximum of 28 feet. When the waters receded, the two-tier morphology was completely buried beneath a series of transverse bars...

1986

Recommendations From Error Analysis of Single Well Microseismic Data With Full-Wavefield Moment Tensor Inversion: A Case Study

Juan M. Lorenzo, Trudy L. Watkins, Arash Dahi Taleghani

Unconventional Resources Technology Conference (URTEC)

...). An understanding of the error introduced by only assuming isotropy can aid our interpretations. A neglect of anisotropy in the moment tensor inversion should...

2017

CHARACTERISTICS OF TRANSVERSE ZONES IN THRUST BELTS AS EXHIBITED IN THE HARPERSVILLE TRANSVERSE ZONE

William A. Thomas

Alabama Geological Society

...CHARACTERISTICS OF TRANSVERSE ZONES IN THRUST BELTS AS EXHIBITED IN THE HARPERSVILLE TRANSVERSE ZONE William A. Thomas ©Alabama Geological Society...

1994

San Joaqin Valley, Cantua Creek to Transverse Ranges: T11N/R21W to T17S/R15E (Fresno, King & Kern Counties)-Sprouse

Louis Villanueva, Jack Kappeler, Ed Stinemeyer, Chas Foss, Wayne Shaw, Don Sprouse, Bob Lewy

Pacific Section of AAPG

...San Joaqin Valley, Cantua Creek to Transverse Ranges: T11N/R21W to T17S/R15E (Fresno, King & Kern Counties)-Sprouse Louis Villanueva, Jack Kappeler...

1990

AAPG Memoir 76, Chapter 19: The Future of Pressure Prediction Using Geophysical Methods

Alan R. Huffman

AAPG Special Volumes

... analysis programs available to handle this issue. In the real world of clastic basins, anisotropy most commonly occurs as transverse isotropy (TI...

2001

Tectonic Evolution of the Transverse Ranges of Southern California: ABSTRACT

Jack R. Sheehan

AAPG Bulletin

...Tectonic Evolution of the Transverse Ranges of Southern California: ABSTRACT Jack R. Sheehan 1985 678 678 69 4. (April) The Transverse Ranges...

1985

Bridging the gap: Deep learning on seismic field data with synthetic training for building Gulf of Mexico velocity models

Stuart Farris, Robert Clapp

International Meeting for Applied Geoscience and Energy (IMAGE)

... that adversely affects illumination. Seismic data acquired over the Tiber field, along with a legacy multiclient TTI (Tilted Transverse Isotropy) velocity...

2023

Q tomography workflow: Land case study in the Eagle Ford Play

Itai Sharabi, Matan Shustak, Orly Kletenik-Edelman, Ronit Levy, Zvi Koren

International Meeting for Applied Geoscience and Energy (IMAGE)

... building workflow 1. Velocity Model Building The velocity input in this study is obtained by transverse isotropy with a vertical axis of symmetry...

2023

Advanced Imaging and Inversion for Oil Production Estimates in Unconventional Resource Plays

Greg M. Johnson, Paul Miller, David Phillips

Unconventional Resources Technology Conference (URTEC)

... are directly related to the quality of the seismic imaging used in the inversion (Johnson and Dorsey 2010). Overburden heterogeneity, transverse isotropy...

2013

Fracture Characterization of the Montney Formation Using Amplitude Inversion of Converted Wave Seismic

Tyler L. MacFarlane, Thomas Davis

Unconventional Resources Technology Conference (URTEC)

... facture set, and relatively weak vertical transverse isotropy (VTI). For application of this methodology in other fields, anisotropic reflection...

2015

Azimuthal Velocity Analysis of 3-D Pre-Stack Seismic Data for Fracture-Induced Anisotropy in the Altamont-Bluebell Field

Khaled Al Dulaijan, Gary Margrave

Unconventional Resources Technology Conference (URTEC)

.... A method for VVAZ inversion, based on the elliptical NMO equation for Transverse Isotropy (TI) media that was derived by Grechka and Tsvankin (1998...

2016

Microseismic Quality Control Using Synthetic Seismograms

M. C. Smith, S. D. Goodfellow, J. Huang, S. C. Maxwell, J. Teff, B. Kennedy, B. Bayliss

Unconventional Resources Technology Conference (URTEC)

... of a Vertical Transverse Isotropy (VTI) velocity calibration, is that the anisotropy in the horizontal direction will be captured as the log deviates through...

2016

Hybrid Velocity Model Building: 3D Ocean Bottom Cable (OBC) Orthorhombic Full Waveform Inversion (FWI) Depth Imaging of a Complex Geological Structure, Western Berau - Papua, Indonesia

Purbo Santoso, Yayat Supriatna, Tepy Septyana, Leo Tjahjadi, Yonghe Guo

Indonesian Petroleum Association

... the predicted and the observed data is larger than a half-cycle of the dominant frequency. The initial model used the vertical transverse isotropy (VTI...

2019

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