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The AAPG/Datapages Combined Publications Database
Showing 4,127 Results. Searched 196,410 documents.
Geometry of the Triangle Zone and Duplex Structure in the Wilburton Gas Field Area of the Arkoma Basin, Southeastern Oklahoma
Ibrahim Cemen, Ata Sagnak, Saleem Akthar
Oklahoma City Geological Society
..., and (3) exhibit periodic alternations of competent and in competent layers, or where they exhibit a rather uniform anisotropy. A competent unit...
2002
Reservoir Characterization of the Bakken Petroleum System - A Regional Data Analysis Method (Phase I of II)
Kaushik Gangiredla, Donald Westacott
Unconventional Resources Technology Conference (URTEC)
..., anisotropy, oxidation, staining, drilling mud additives, etc. This inhibits generating a correlation between measured %Ro values and modeled TTI. Therefore...
2014
Important Geological Properties of Unconventional Resource Shales
Roger M. Slatt
Oklahoma City Geological Society
...-marine mud banks, such as along the coastline of Suriname, South America (Rine and Ginsburg, 1985). Shale Composition and Fabric (Anisotropy) The major...
2011
Hydrology of the Navajo Aquifer in Southwestern Utah and Northwestern Arizona, Including Computer Simulation of Ground-Water Flow and Water-Level Declines That Could be Caused by Proposed Withdrawals
Victor M. Heilweil, Geoffrey W. Freethey
Utah Geological Association
... to account for preferential flow because of jointing, an anisotropy factor of 1.2 to 1.0 for horizontal hydraulic conductivity was used. Because...
1992
From Semi-Circular Bending Test to Microseismic Maps: An Integrated Modeling Approach to Incorporate Natural Fracture Effects on Hydraulic Fracturing
Arash Dahi Taleghani, Ping Puyang, Bhaba Sarker, Miguel Gonzalez
Unconventional Resources Technology Conference (URTEC)
.... On the other hand, major parameters such as closure pressure, tectonic stress anisotropy, rock toughness and geological effects like faults and fractures...
2015
Laramide Basement Deformation in the Bighorn Basin — The Controlling Factor for Structures in the Layered Rocks
D. W. Stearns
Wyoming Geological Association
... of anisotropy like bedding or well developed foliation allows granitic rocks to behave in a "statistically isotropic" manner. These rocks are not perfectly...
1975
Optimizing Lateral Landing Depth for Improved Well Production
Roberto Suarez-Rivera, W. D. Von Gonten, J. Graham, S. Ali, J. Degenhardt, Ajay Jegadeesan
Unconventional Resources Technology Conference (URTEC)
... was inversely related to their reservoir thickness and this was counter intuitive. The cross-dipole shear anisotropy before fracturing is shown...
2016
The Use of Pump Down Pressure Responses to Diagnose Hydraulic Fracture Characteristics
Abigail Roark, George Waters, Nick Ashley
Unconventional Resources Technology Conference (URTEC)
... on resistivity image logs, and calibrated to closure stress measurements, predicted moderately high horizontal stress anisotropy of ~1,000 psi, thereby limiting...
2017
Tectonic Implications of Oriented Lakes and Lineaments in Northeastern Bolivia
George Plafker
Utah Geological Association
... to the inherited master fractures because of horizontal stress anisotropy. Joint spacing is a function of the thickness and tensile strength of each bed...
1974
Stochastic-based Coupling of Static and Dynamic Models: An Example From the Meremac Formation in the STACK Play
Mouin Almasoodi, Soodabeh Esmaili, Trevor Ingle
Unconventional Resources Technology Conference (URTEC)
...-variance surfaces. We should see oval shaped contours when anisotropy exists. The surface shown in Figure 3 represents semi-variance grid of porosity...
2017
Ekofisk Field--Norway Central Graben, North Sea
Charles T. Feazel, Ian A. Knight, Lawrence J. Pekot
AAPG Special Volumes
... designed to model fracture orientation and field anisotropy are underway in order to optimize field waterflooding. Pressure The Ekofisk reservoir...
1990
In situ stress in the Peace River Arch area, Western Canada
J. S. Bell, R. E. McCallum
CSPG Bulletin
... for the Granite and Carbonate, respectively, were set at 40 GPa, O.25 and 65 GPa, 0.3 (Fig. 10). For 2 : 1 stress magnitude anisotropy little...
1990
Outcrop and subsurface geology applied to drilling, sweet spot and target zone detection of resource shales: the Woodford example
Roger M. Slatt, Henry Galvis-Portillo, Daniella Becerra-Rondon, Ifunanya C. Ekwunife, Richard Brito, Jing Zhang, Carlos Molinares, Emilio Torres, David Duarte, Benmadi Milad
Unconventional Resources Technology Conference (URTEC)
... to the ability of a shale to fracture: these are (1) lithology, (2) bed thickness, and (3) anisotropy (layering). These are all splitter-scale...
2018
Secondary Gypsum of the Sulphur Series, Sicily, and the So-called Integration
Leo Ogniben
Journal of Sedimentary Research (SEPM)
... of "regenerated anhydrite." The common elongation of anhydrite shreds along gypsum cleavages is due to the strong lattice anisotropy of the latter...
1957
En Echelon Geometry and Two-Dimensional Model of the Triangle Zone, Grease Creek Syncline Area, Alberta
Gregory S. Soule,, Deborah A. Spratt
CSPG Bulletin
... of this fold orients the bedding anisotropy so as to favour development of the east-dipping faults now observed bounding the intercutaneous wedge. Figure 14...
1996
Modeling the Effect of Maturity on the Elastic Moduli of Kerogen Using Atomistic Simulations
Abishek Kashinath, Michael L. Szulczewski, Ali H. Dogru
Unconventional Resources Technology Conference (URTEC)
... C, and M Prasad. 2010. Mineralogy and its contribution to anisotropy and kerogen stiffness variations with maturity in the Bakken Shales. In SEG...
2019
Geomechanical, Geological, and Engineering Controls of Hydraulic Fracturing
Gang Han, Kirk Bartko, Uno Mutlu
Unconventional Resources Technology Conference (URTEC)
... anisotropy, and natural fractures in hydraulic fracturing. They allow arbitrary fracture growth to develop longitudinal and/or transverse fracture complexity...
2019
SRV Characterization and Optimum Lateral Well Spacing Study of a Two-well Pad in the Midland Basin
Jaeyoung Park, Candra Janova
Unconventional Resources Technology Conference (URTEC)
... length (ft) Permeability(1) (md) Compaction table(1) Water saturation(1) Permeability multiplier(2) Compaction table(2) KvKh (permeability anisotropy...
2019
Facies, Diagenesis and Petrophysics of a Prograding Carbonate Platform Margin, Neogene, Great Bahama Bank
Gregor P. Eberli, Flavio S. Anselmetti, Leslie A. Melim, Jeroen A. M. Kenter
CSPG Special Publications
... an intercalation of low and high permeability zones and a high degree of anisotropy in permeability with much higher horizontal than vertical permeability...
1997
Stochastic Regridding of Geological Models for Flow Simulation
Saina Lajevardi, Clayton V. Deutsch
CSPG Bulletin
... that the anisotropy of each facies is captured (Lajevardi and Deutsch, 2013). This step could also be omitted if global variograms are considered. Stochastic...
2015
Stage-Level Data Integration to Evaluate the Fracturing Behavior of Horizontal Wells at the Hydraulic Fracturing Test Site (HFTS): An Insight into the Production Performance
Shadi Salahshoor, Debotyam Maity, Jordan Ciezobka
Unconventional Resources Technology Conference (URTEC)
... potential. Microseismic data does have some inherent issues such as geometry bias, instrument bias, velocity model URTeC 3058 7 errors, anisotropy, etc...
2020
Pore Structure Analysis from CO2 Saturation using Gas Adsorption
Ogochukwu Ozotta, Mehdi Ostadhassan, Kouqi Liu, Hyeonseok Lee, Chioma Onwumelu
Unconventional Resources Technology Conference (URTEC)
... research in the past decade in all direction of the energy resources. Unconventional shale is clearly understood to be heterogeneous and anisotropy...
2020
Real Time SRV Integrity Monitoring Using Dynamic Productivity Index
Chigozie Aniemena, Kirke Suter, Allen LaBryer, Ayush Rastogi
Unconventional Resources Technology Conference (URTEC)
..., Freysteinson, J.A., Gupta, G., Homburg, J.M. 2019. Measuring Pressure Dependent Permeability in Shales: Impact of Stress Path and Anisotropy. Paper...
2020
Quartz Fabric in Shales: Quantification and Assessing its Influence on Geomechanical Properties
M. Rebecca Stokes, Andrew P. Rathbun, Paul C. Montgomery, Michael C. Cheshire, E. Russ Peacher
Unconventional Resources Technology Conference (URTEC)
...., and Mnich, C. A. 2011. "Mechanical anisotropy in the Woodford Shale, Permian Basin: Origin, magnitude, and scale," The Leading Edge 30: 284-291...
2021
Measuring Fracture Induced Stress Shadow Using Fiber Optic Sensing and Its Implications on Fracture Stimulation Design
Rob Bohn
Unconventional Resources Technology Conference (URTEC)
... Fracture Height Containment Based on Complex Shear Failure and Formation Anisotropy." Paper presented at the SPE Annual Technical Conference...
2022