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The AAPG/Datapages Combined Publications Database
Showing 4,240 Results. Searched 197,444 documents.
Physics-Driven Optimization of Drained Rock Volume for Multistage Fracturing: Field Example from the Wolfcamp Formation, Midland Basin
Sergei G. Parsegov, Kiran Nandlal, David S. Schechter, Ruud Weijermars
Unconventional Resources Technology Conference (URTEC)
...) and (Svatek 2017). Stress State and Horizontal Stress Anisotropy. In the area of interest (North-East part of Upton county) horizontal wells are usually...
2018
Geomechanics: Pressure, Stress Field, and Hydraulic Fractures
Raúl A. Varela, Denis Marchal, Sergio Cuervo, Ezequiel F. Lombardo, Yonatan S. Perl, Damián E. Hryb, Osvaldo Nielsen, Pablo Pateti
AAPG Special Volumes
... and elastic anisotropy in the Vaca Muerta shale, Master’s Thesis, Colorado School of Mines, Golden, Colorado, 139 p. Drapeau, D., F. Cerda, L. Maurel, P...
2020
Regional Fractures II: Fracturing of Mesaverde Reservoirs in the Piceance Basin, Colorado (1)
JOHN C. LORENZ and SHARON J. FINLEY
AAPG Bulletin
..., 1987). Fractures may increase reservoir permeability, but they also commonly cause a marked horizontal permeability anisotropy. Moreover, they may...
1991
The effects of salt evolution, structural development, and fault propagation on Late Mesozoic-Cenozoic oil migration: A two-dimensional fluid-flow study along a megaregional profile in the northern Gulf of Mexico Basin
S. Cheree Stover, Shemin Ge, Paul Weimer, Barry C. McBride
AAPG Bulletin
... in porosity and permeability, anisotropy, and conductivity were, in general, calculated through a mathematical averaging scheme using the composition...
2001
Impact of Organic Fabrics, Thermal Maturity, Saturation and Diagenesis on Shale Rock Properties
Claudio Delle Piane, Ben Clennell, Matthew Josh, Dave Dewhurst
Unconventional Resources Technology Conference (URTEC)
... values of electrical anisotropy, with horizontal conductivity often more than ten times higher than vertical conductivity in the same small rock...
2019
Co-Application of Micro-Proppant with Horizontal Well, Multi-Stage Hydraulic Fracturing Treatments to Improve Productivity in the Permian Coal Measures, Bowen Basin, Australia
Honja Miharisoa Ramanandraibe, Mohammad Sedaghat, Raymond Johnson Jr, Vanessa Santiago
Australian Petroleum Production & Exploration Association (APPEA) Journal
... in this model including initial permeability, permeability anisotropy, fracture half-length, area and conductivity of the enhanced region between...
2022
An analysis of horizontal microcracking during catagenesis: Example from the Catskill delta complex
Gary G. Lash, Terry Engelder
AAPG Bulletin
...) the abundance of flat kerogen grains oriented parallel to layering; (2) a marked strength anisotropy in large part caused by the laminated nature...
2005
Failure modes of shales and their implications for natural and man-made fracture assemblages
Atilla Aydin
AAPG Bulletin
... properties of shale-gas reservoir rocks—Part 1 Static and dynamic elastic properties and anisotropy: Geophysics, v. 78, p. D381–D392, doi...
2014
Permeability and flow impact of faults and deformation bands in high-porosity sand reservoirs: Southeast Basin, France, analog
Elodie Saillet, Christopher A. J. Wibberley
AAPG Bulletin
..., kinematics, and anisotropy. Second, their effect on flow at the scale of a reservoir is examined, particularly to establish if a large number of small...
2013
Investigation of Micro-Seismicity and Permeability Evolution in Shale Fractures During Stimulation
Zhi Ye, Ahmad Ghassemi
Unconventional Resources Technology Conference (URTEC)
..., s Figure 2. Anisotropy evaluation of P-wave velocity: the small velocity differences in three directions indicate that this Eagle Ford shale is without...
2019
Improving Recovery Potential Through Understanding Parent-child Well Interactions in a Heterogenous Shale Play
C.M. Freeman, H. Sarak, T. Firincioglu, C. Ozgen
Unconventional Resources Technology Conference (URTEC)
... permeability, setting aside anisotropy. However, background natural fracture permeability was also determined to be particularly low in this reservoir via...
2023
A Geomechanics and Pore Pressure Informed Stage Level Optimization Case Study for Unconventional, Infill Development in the Powder River Basin
Joel Mazza, Justin Kegel, Steve Van Delinder, Tom Hewett, Beth Emborsky, Scott Patrick
Unconventional Resources Technology Conference (URTEC)
... 21-7TH). A zone of anisotropy near the base of the Turner, from 10,496 to 10,512, has an average fast shear azimuth orientation of N45W as shown...
2023
Chapter 9: The Zafarani and Tangawizi Giant Gas Discoveries: Two Very Different Play Openers Offshore Tanzania
Clemens Pirker, Nadya Badmaeva
AAPG Special Volumes
..., Anisotropy parameter estimation: International Patent, number US20150160368A1, accessed February 11, 2021, https://patents.google.com/patent/US20150160368A1...
2021
Integration of Vertical Seismic, Surface Seismic, and Well-log Data at the Mallik 2L-38 Gas-hydrate Research Well, Mackenzie Delta, Canada
M. W. Lee, T. S. Collett, W. F. Agena
AAPG Special Volumes
... 600900 m (19682953 ft) are about 20% slower than the sonic-log-derived velocity, implying seismic anisotropy. The spectral ratio of downgoing waves...
2009
An Integrated Approach to Determining 4D Stress Development at Castle Cove
Hugo B. Burgin, Khalid Amrouch, Philippe Robion, David Kulikowski
Australian Petroleum Production & Exploration Association (APPEA) Journal
... Edwards et al. 1996). Methodology Our structural analysis at Castle Cove took place at four sites (Fig. 2b). Anisotropy of magnetic susceptibility...
2019
Chapter 8: Impact of Depositional and Diagenetic Heterogeneity on Multiscale Mechanical Behavior of Mancos Shale, New Mexico and Utah, USA
Hongkyu Yoon, Mathew D. Ingraham, Joseph Grigg, Benjamin Rosandick, Peter Mozley, Alex Rinehart, William M. Mook, Thomas Dewers
AAPG Special Volumes
..., microcracks and stress field on shale anisotropy: Geophysical Journal International, v. 165, no. 1, p. 135–148. Doerner, M. F., and W. D. Nix, 1986...
2019
Laboratory Study of Gas and Water Flow in the Nordland Shale, Sleipner, North Sea
J. F. Harrington, D. J. Noy, S. T. Horseman, D. J. Birchall, R. A. Chadwick
AAPG Special Volumes
... with a general trend of reducing compressibility with increasing effective stress. Hydraulic permeability, anisotropy ratio, and specific storage were...
2009
Impact of Geology and Geomechanics on Stimulated Rock Volume and Productivity in a Multi-Landing Zone Development: A Case Study on the Vaca Muerta
Roberto Wagner, Hamid Pourpak, Sandrine Vidal-Gilbert, Sonny Parsonage
Unconventional Resources Technology Conference (URTEC)
..., facies, laminations, variations on petroelastic properties and principal stresses, and anisotropy. The impact of these parameters upon the geometry...
2019
EXTENDED ABSTRACT: Tectonically Induced Fracturing, Folding, and Groundwater Flow in South Florida
Missimer, Thomas M. and Maliva, Robert G.
GCAGS Transactions
... of dolomite bodies and a potential tectonically controlled preferred orientation of fractures introduces considerable anisotropy to aquifers...
2004
Natural fractures in the Spraberry Formation, Midland basin, Texas: The effects of mechanical stratigraphy on fracture variability and reservoir behavior
John C. Lorenz, Jenny L. Sterling, David S. Schechter, Chris L. Whigham, Jerry L. Jensen
AAPG Bulletin
...-trending permeability anisotropy recognized in Spraberry reservoirs. One fracture system consists of two vertical fracture sets with an apparent...
2002
Havlena Odeh Method Solution for Coalbed Methane Reservoirs
Marshall Watson, John Seidle
Unconventional Resources Technology Conference (URTEC)
... geometry of drainage. The channel geometry leads to severe anisotropic reservoir properties in most of the Illinois Basin coals. The severe anisotropy can...
2013
A Multi-Domain Approach to Completion and Stimulation Design in the Marcellus Shale
Courtney MacDonald, James Brewer, Mahmut D. Cakici, David Rampton, Karan Dick, Abhijit Mookerjee, Brian D. Clark, Utpal Ganguly
Unconventional Resources Technology Conference (URTEC)
..., although the horizontal stress anisotropy was increased from Well 1 to Well 3. Figure 5 shows the originally interpreted joint sets. This information...
2013
STRUCTURAL GEOLOGY OF THE WESTERN TOBACCO ROOT MOUNTAINS, SOUTHWESTERN MONTANA
Kiff J. Samuelson, Christopher J. Schmidt
Montana Geological Society
... plate comprise a layered and foliated sequence which is highly anisotropic In effect the anisotropy of these rocks did not permit them...
1981
Impact of Petroleum-Expulsion Fractures on Productivity of the Bakken Shales: A Geological Interpretation of Pressure Transient Behaviors
Mohammed Al Duhailan, Steve, Sonnenberg
Unconventional Resources Technology Conference (URTEC)
... the relationships between organic matter aspect ratio, rock tensile strength anisotropy and rock poroelastic behavior. It was concluded...
2014
Heterogeneous Joint and Fault Systems in the Navajo Sandstone, Southwestern Utah, and Their Influence on Permeability
Hugh A. Hurlow
Four Corners Geological Society
... in complex flow paths. The orientation and anisotropy of bulk permeability tensors can be estimated from the shape of ellipses drawn around...
1999