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The AAPG/Datapages Combined Publications Database
Showing 4,391 Results. Searched 200,619 documents.
Using Seismic Inversion to Predict Geomechanical Well Behavior: A Case Study From the Permian Basin
Simon S. Payne, Jerry Meyer
Unconventional Resources Technology Conference (URTEC)
... elastic properties derived from the inversion, a zone of low fracture initiation pressure and high stress anisotropy was identified at Well A. This zone...
2017
An immersed boundary topography approach for TTI acoustic propagation
Edward Caunt, Rhodri Nelson, Tim MacArthur, Fabio Luporini, Gerard Gorman
International Meeting for Applied Geoscience and Energy (IMAGE)
... at equivalent resolution, and compatibility with complex realistic geometries and subsurface models is demonstrated. INTRODUCTION Seismic anisotropy...
2024
PS reflection-based full-waveform inversion using single-mode propagator
Yongbo Zhai, James Xu, James Rickett, Peng Wang, Xin Cheng, Denes Vigh, Suyang Chen, Cara Smith
International Meeting for Applied Geoscience and Energy (IMAGE)
... for the background fields 𝑝0 and 𝑞0 using acoustic P-wave anisotropy parameters. The scattered wavefields are then computed using the aforementioned...
2024
Full azimuth angle domain Q prestack depth migration imaging technology: A case study of tight gas in western China
Huahui Zeng, Qin Su, Huijie Meng, Shengtao Zang, Deying Wang, Shuhai Qie
International Meeting for Applied Geoscience and Energy (IMAGE)
... anisotropy prediction. The conventional pre-stack depth migration method is based on the ground observation system. The output gather is offset...
2024
Eagle Ford Solutions: Critical Log Data, Solutions and Conclusions; #41287 (2014)
Charles H. Smith
Search and Discovery.com
... target the interval in the Eagle Ford that provides the best opportunity for enhanced production. When these logs are run in horizontal wells, anisotropy...
2014
Components of Syn- and Post-Deformational Coalification in the Mountain Park Area, West Central Alberta
C. Willem Langenberg, Wolfgang Kalkreuth, Ken Holmes
CSPG Bulletin
... anisotropy and local deformation. The biaxial vitrinite reflectance ellipsoids result from superposition of tectonic strains on a primary, sedimentary...
1998
Validation of Fracture Height and Density from Rapid Time-Lapse DAS VSP for use in Calculating Stimulated Rock Volume: A Case Study from Hereford Field, Colorado
T. L. Inks, X. Zhao, M. E. Willis, E. Jenner, B. Burke
Unconventional Resources Technology Conference (URTEC)
..., and averaging about 8% in both wells. Seismic velocity anisotropy is an important attribute for understanding fracture geometry as well as regional...
2020
Crossing conjugate normal faults
David A. Ferrill, Alan P. Morris, John A. Stamatakos, Darrell W. Sims
AAPG Bulletin
... that affect permeability and that cross at high angles, conjugate normal fault systems are likely to produce bulk permeability anisotropy...
2000
Sequence-Stratigraphic, Petrophysical, and Multicomponent Seismic Analysis of a Shelf-Margin Reservoir: San Andres Formation (Permian), Vacuum Field, New Mexico, United States
Matthew J. Pranter, Neil F. Hurley, Thomas L. Davis
AAPG Special Volumes
... alone. Shear-wave anisotropy measurements provide information about inferred fracture density and orientation that can be used to modify permeability...
2004
Protection Refrac: Analysis of Pore Pressure and Stress Change Due to Refracturing of Legacy Wells
Ali Rezaei, Mehdi Rafiee, Giorgio Bornia, Mohamed Soliman, Stephen Morse
Unconventional Resources Technology Conference (URTEC)
.... They showed that in cases where the stress anisotropy is small, stress reversal increases the likelihood of longitudinal fractures. Depletion causes...
2017
The Utah Geological Survey and U.S. Department of Energy's Oil Well Demonstration Program in the Bluebell Oil Field, Uinta Basin, Duchesne and Uintah Counties, Utah (SS-106 Pt. 2)
Craig D. Morgan, Milind D. Deo
Utah Geological Survey
... decay time, dipole shear anisotropy, and isotope tracer logs, in both the cased-hole and open-hole environments, provided additional information about...
2003
A Comprehensive Methodology of Evaluation of the Fracability of a Shale Gas Play
Kun Su, Atef Onaisi, Adeline Garnier
Unconventional Resources Technology Conference (URTEC)
..., the ratio of unconfined compressive strength to the maximum in situ stress, the elastic stiffness matrix and its anisotropy, and the Brinell hardness...
2014
Designing Well Spacing and Complete Production Facilities for Most Optimum CBM Production
Christian Bimo Ady Nugroho
Indonesian Petroleum Association
... spacing are permeability anisotropy, thickness, and porosity of the coal seam relate to the effectiveness of dewatering and desorption process. This paper...
2015
Micromechanical Modeling of Multi-Cluster Hydraulic Fracturing in Horizontal Well
Yi Fang, Yanhui Han
Unconventional Resources Technology Conference (URTEC)
... case. The influences of confining stresses, cluster distance, stress anisotropy and fluid injection rate on the fractures’ development are tested. 1...
2018
Experimental and Numerical investigation of Fracture Toughness of Anisotropic Shale Rocks
Yu Suo, Zhixi Chen, Sheik Rahman
Unconventional Resources Technology Conference (URTEC)
...; Adamson RM et al 1996; Ayatollahi MR et al 2012). They include ease of adaptation in measuring fracture toughness anisotropy within one rock type...
2018
3-D Geomechanical Modeling for Field Development of a Colombian Shale Play
Leonardo Arias Medina, Azra N. Tutuncu
Unconventional Resources Technology Conference (URTEC)
...) introduced three anisotropy coefficients ε, γ, and δ as the measure of P-wave anisotropy, S-wave anisotropy, and energy dissipation, respectively...
2019
Field Testing of the Industrys First All-Muds At-Bit Resistivity Tool
Tsili Wang
Unconventional Resources Technology Conference (URTEC)
... of investigation, (2) vertical resolution, (3) sensitivity to resistivity anisotropy, (4) borehole effects, and (5) azimuthal resolution capability...
2025
Parameterizing and Block-Averaging Electrical Characteristics of a Reservoir: an Essential part of Electrical/Electromagnetic Evaluation of Production Process: Reservoir Characterization and Modeling
A. J. Mansure
AAPG Special Volumes
..., and S. Gianzero, Effects of formation anisotropy on resistivity-logging measurements, Geophysics, v 44 N7, pp 1266-1286, July 1979. 16. Campbell, D.L., Model...
1991
A New Approach Solving Lateral Wells Complexity, Integrating Borehole Acoustics Reflection Survey and Facies Derived Borehole Images for a Better Completion Strategy, Wolfcamp, West Texas, #42208 (2018).
E.V. Arteaga, C.C. Contreras, E. Haddad, G. Martinez, V.Vallega, O. Zened
Search and Discovery.com
... analysis, and shear anisotropy analysis from dipole sonic may reveal the mid-near well bore events. Borehole acoustic reflection technique provides...
2018
Description and Analysis of the First Two Vertical Pilot Wells Completions to the Palermo Aike Shale: A Highly Promising Unconventional Reservoir in Austral Basin, Argentina
Florencia Melendo, Carlos Gargiulo, Nicolas Garcia, Damián Jait
Unconventional Resources Technology Conference (URTEC)
... (Shmin – SHmax) – Horizontal stress anisotropy – Current State of Stress - Pore pressure – Break down pressure – Frac Height – Secondary fracs opening...
2023
Pulsed Fracturing in Shale Reservoirs: Geomechanical Aspects, Ductile-Brittle Transition and Field Implications
M. Reza Safari, Raju Gandikota, Uno Mutlu, Missy Ji, Jonathan Glanville, Hazim Abass
Unconventional Resources Technology Conference (URTEC)
... vitrification. In-situ stress state and stress anisotropy can be controlled or overridden, for example, by utilizing depletion/injection induced stress changes...
2013
Integrated Seismic (IS) for Shale Gas Exploration and Management
Shastri L. Nimmagadda, Paola Andrea Cardona Mora, Said Hanafy
Petroleum Exploration Society of Australia (PESA)
... as examined in the following sections. Study/improve our methods to capture stress/anisotropy parameters: Extract anisotropy from seismic with appropriate...
2018
A Semi-Analytical Poroelastic Solution of Induced Pressure-Stress Changes and Its Applications to Depletion Delineation of Transversely Isotropic Shale Reservoirs
Shihao Wang, Yuzhe Cai, Bin Wang, Yunhui Tan, Kainan Wang, Jiehao Wang, Xinghui Liu, Yuguang Chen
Unconventional Resources Technology Conference (URTEC)
... validated by comparing with numerical approaches and clearly demonstrates its sound accuracy. Through case studies, it is found that the anisotropy of shale...
2024
Automated Hydraulic Fracturing Stage Design Based on Integrated Fracture Potential
Mojtaba Pordel Shahri, Hamed Chok, Claudia Amorocho, Camilo Mejia, Uno Mutlu
Unconventional Resources Technology Conference (URTEC)
... a combination of elastic properties, unconfined compressive strength (UCS), anisotropy, cohesion, friction angle (FA), fracture toughness, stress, mechanical...
2015
Multi-Disciplinary Approach for a Landing Point Criteria in Vaca Muerta Formation
Iván Lanusse Noguera, Manuel A. Fantin, Pablo A. Crespo, Luisa C. Crousse, Hernan Reijenstein, Raul A. Varela, Andres Bonelli, Fidel Morales
Unconventional Resources Technology Conference (URTEC)
... acoustic anisotropy in order to have an order of height growth and stress profile calibration (near wellbore) o Dynamic Closure Stress measurements...
2017