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The AAPG/Datapages Combined Publications Database
Showing 4,236 Results. Searched 197,348 documents.
Using Geomechanical Modeling to Quantify the Impact of Natural Fractures on Well Performance and MicroseismicityApplication to the Wolfcamp, Permian Basin
Ahmed Ouenes, Yamina Aimene, Nick Umholtz
Unconventional Resources Technology Conference (URTEC)
... volumetric curvatures (Aimene et al. 2014) and shear wave velocity anisotropy (Ouenes et al. 2014, Ouenes et al., 2015) as geophysical proxies...
2015
Estimation of TOC and Brittleness Volumes and Correlation with Reservoir Production
Sumit Verma, Tao Zhao, Kurt J. Marfurt, Deepak Devegowda, Dario Grana
Unconventional Resources Technology Conference (URTEC)
... of the microseismic events fall into the areas with negative curvature values (bowl shapes). Red vectors indicate velocity anisotropy where the length of the vector...
2016
Spatial Continuity and Surveillance Recommendations in the Permian Basin Tight Rock Wolfcamp: Autocorrelation and Variogram Analysis for Determining Extent of Reservoir Homogeneity
Shane J. Prochnow, Hannah Luk, Matthew Jones, Michael Richey
Unconventional Resources Technology Conference (URTEC)
... is noticed beyond ~6 miles (9.7 km) from the nearest well log. Directional anisotropy is well expressed in reservoir properties, indicating more spatial...
2017
Magnetic susceptibility mapping: applications for the Meguma Group, central Nova Scotia
M. S. King
Atlantic Geology
... including pyrrhotite and to a lesser degree, pyrite. The susceptibility readings also appeared to indicate anisotropy of magnetic susceptibility (AMS...
1997
Decoding Positives or Negatives of Fracture-Hits: A Geomechanical Investigation of Fracture-Hits and its Implications for Well Productivity and Integrity
Piyush Pankaj
Unconventional Resources Technology Conference (URTEC)
... the maximum horizontal stress (σH) rotation around the parent wellbore is around a volume of depleted stress but stronger anisotropy. This stress cage...
2018
Lithologic and Geomechanical Control on CO2 Huff-n-Puff Enhanced Oil Recovery Processes Using Integrated Modeling Framework in Wolfcamp
Tien N. Phan, Bradley R. Cronk, Mouin M. Almasoodi, Zulfiquar A. Reza
Unconventional Resources Technology Conference (URTEC)
... in the diagram (Figure 1). Parameters Min Max Quartz, % Carbonate, % Clay, % Matrix porosity, % Matrix permeability, microDarcy Major anisotropy range...
2018
Sedimentologic Reservoir Characterization of Tensleep Sandstone, South Casper Creek Field, Wyoming
R. D. Cole, C. E. Mullen
Wyoming Geological Association
... a distinct anisotropy in the permeability population. Most of the 20-degree classes have fairly uniform average permeabilities; however, the 140-160...
1992
Program & Table of Contents
CSPG Special Publications
... No. 8:25 Introduction 8:30 Multicomponent Seismic and Borehole Experiment to Establish and Identify the Cause of Anisotropy in the 2nd White...
1994
Characterizing the Spatial Distribution of an Undiscovered Hydrocarbon Resource: The Keg River Reef Play, Western Canada Sedimentary Basin
Zhuoheng Chen, Kirk Osadetz, Haiyu Gao, Peter Hannigan, Cameron Watson
CSPG Bulletin
... a discernible anisotropy illustrated by variograms (Fig. 4). A variogram graphically portrays the spatial continuity of a mappable variable on a cross plot...
2000
Characterization of Heterogeneity in Unsaturated Sandstone Using Borehole Logs and Cross-Borehole Tomography
Andrew Binley, Giorgio Cassiani, Peter Winship
Special Publications of SEPM
... semivariograms, an anisotropy ratio greater or equal to 8 is derived. Cyclic behavior E1 in the vertical semivariogram (“hole effect”) appears consistent...
2004
Ultrafast Hydraulic Fracturing Model for Optimizing Cube Development
Egor Dontsov, Andrew Bunger, Bradley Abell, Roberto Suarez-Rivera
Unconventional Resources Technology Conference (URTEC)
... the same principles of fracture mechanics, rock anisotropy, fluid flow, and proppant transport prevalent as in existing simulators and agrees well...
2019
A fractal model for hydrocarbon resource assessment with an application to the natural gas play of volcanic reservoirs in Songliao Basin, China
Caineng Zou, Qiulin Guo, Jinghong Wang, Hongbing Xie
CSPG Bulletin
...) the amplitudes are different in the two directions, indicating directional anisotropy; and 2) there are large deviations from linear in the higher frequencies...
2012
Characterizing the Seismic Response of Naturally Fractured Basement Reservoir in Sumatra Area: Towards an Efficient Seismic Exploration Strategy
Pongga Wardaya, Vida Irine Rossa, Erlangga Septama, Richie Rahmat Pratama, Rusalida Raguwanti
Indonesian Petroleum Association
... where the shear wave is split into lower and higher velocity wave. In addition, anisotropy estimation from the multicomponent and multiazimuth data...
2021
Development of a Pore Pressure Workflow and Multi-Variate Depletion Flag for Horizontal Child Wells in the Eagle Ford Formation
Rachel Grande, Taylor Levon, Bruce Warren
Unconventional Resources Technology Conference (URTEC)
... with isotropic stiffness coefficients via Fourier transform (Haecker et al., 2017; Edwards et al., 2019). The model estimates the anisotropy component by solving...
2020
High Resolution Cuttings Analysis for Well Placement in the Uinta Basin
Ilham Permata, Sattor Khakimov, Shaken Kenzhekhanov, Max Toktarov, Karly Clippinger
Unconventional Resources Technology Conference (URTEC)
... captured by Sone and Zoback (2013) indicating that the formations have strong fabric anisotropy. Moreover, the lowered moduli of soft components could...
2020
A Success Story: Screening and Optimizing Refracs in the Eagle Ford
Garrett Fowler, Jose Zaghloul, David Jones, Lindsey Hall-Wiist, Drew Hopson, Sarah Allen, Matteo Picone, Adrian Morales, Matteo Marongiu Porcu, Mark McClure, Dave Ratcliff
Unconventional Resources Technology Conference (URTEC)
... stress directions and simulation model can calculate this reorientation. However, the degree of stress reorientation is a function of anisotropy between...
2023
Hydrogeology and Aquifer Storage and Recovery System Performance
Robert G. Maliva, Weixing Guo, Thomas M. Missimer
GCAGS Transactions
... of the degree of anisotropy and heterogeneity found in natural aquifers, and other variables, on ASR system recovery efficiencies. Simulations were performed...
2005
AAPG Memoir 76, Chapter 13: Consolidation State, Permeability, and Stress Ratio as Determined from Uniaxial Strain Experiments on Mudstone Samples from the Eugene Island 330 Area, Offshore Louisiana
Beth B. Stump and Peter B. Flemings
AAPG Special Volumes
... function of Poisson’s ratio. We recognize the anisotropy of clays, but estimate an average Poisson’s ratio using the experimental K 0. Equation 9...
2001
A Model for Linked Basin Development Around the British Isles: Chapter 32: North Sea and Barents Shelf
A. D. Gibbs
AAPG Special Volumes
... of the earlier crustal anisotropy. The interaction of Triassic-Jurassic extension with earlier structural trends has resulted in a basin system that variously...
1989
Reflectance of Vitrinite-Like Macerals as a Thermal Maturity Index for Cambrian-Ordovician Alum Shale, Southern Scandinavia (1)
B. BUCHARDT and M. D. LEWAN
AAPG Bulletin
... Shale show an increase in standard deviations (i.e., anisotropy) with i creasing maturity and a negative relationship with atomic H/C ratios of the total...
1990
Significance of Coring-Induced Fractures in Mesaverde Core, Northwestern Colorado (1)
JOHN C. LORENZ, SHARON J. FINLEY, and NORMAN R. WARPINSKI
AAPG Bulletin
... on bit to the overburden stress. Anisotropy of the horizontal in-situ stresses effectively End_Page 1020------------------------------ alters...
1990
Fault linkage and graben stepovers in the Canyonlands (Utah) and the North Sea Viking Graben, with implications for hydrocarbon migration and accumulation
Haakon Fossen, Richard A. Schultz, Egil Rundhovde, Atle Rotevatn, Simon J. Buckley
AAPG Bulletin
... of propagation of faults with wide spacing and an along-strike anisotropy (i.e., the joint set), whereas the rotated horsts and grabens along the segmented...
2010
CSPG/CSEG/CWLS GeoConvention 2009, May 4-8, 2009 Roundup Centre, Stampede Park & ERCB Core Research Centre, Calgary, Alberta, Canada; - Abstracts, #90171 (2013).
Search and Discovery.com
2013
CSPG/CSEG/CWLS GeoConvention 2009, May 4-8, 2009 Roundup Centre, Stampede Park & ERCB Core Research Centre, Calgary, Alberta, Canada; - Abstracts, #90171 (2013).
Search and Discovery.com
2013
AAPG Archie Series, No. 1, Chapter 2: A Roadmap for Evaluating Thin-bedded Clastic Reservoirs
Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia
AAPG Special Volumes
..., the complication introduced by macroscopic anisotropy is modeled using a published equation [Chapter 10]. An additional complication resulting from...
2006