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The AAPG/Datapages Combined Publications Database
Showing 4,126 Results. Searched 196,377 documents.
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
Application of Logging Tools For Improving Reservoir Interpretation - Workshop Summary
Gerald J. Kuecher
PTTC
.../association, depositional environment, paleotransport directions (sediment dispersal), reservoir architec- ture/connectivity and permeability anisotropy...
2004
Dont forget your keys when trying to unlock the productivity of low-permeability coals
Raymond L. Johnson Jr
Australian Energy Producers Journal
... dimensions from the hydraulic fracture model (Johnson et al. 2020b) and investigate other factors such as anisotropy (Ramanandraibe et al. 2021...
2024
A Coupled Geomechanics-Reservoir Properties Workflow for Unconventional Play Landing Zone Optimisation
Jinying Zhou, Taixu Bai, Qingguang Qu, Biwen Gui
Unconventional Resources Technology Conference (URTEC)
... indicated high Young’s modulus, low Possion’ ratio, low stress and weak anisotropy. In contrast the rock properties of shales, mudstones and coals...
2019
On the Origin of Paleocurrent Complexity Within Deep Marine Channel Levees
Ian A. Kane, William D. McCaffrey, Jeff Peakall
Journal of Sedimentary Research (SEPM)
... petrological characterisation of deep-marine sandstones using grain fabric and permeability anisotropy: methodologies, theory, application and suggestions...
2010
Well-Bore Geometries for Optimum Fracture Characterization and Drainage: (Reprinted from WTGS December 1992, V.32, No. 4)
John C. Lorenz
West Texas Geological Society
..., and cause a horizontal permeability anisotropy of between 10:1 and 100:1. Figure 2. Fractures observed in core, blanket Cozzette reservoir (Upper Cretaceous...
2001
A Review of the Use of Bitumen Reflectance in Hydrocarbon Exploration with Examples from Melville Island, Arctic Canada
Thomas Gentzis, Fariborz Goodarzi
Rocky Mountain Section (SEPM)
...: International Journal of Coal Geology, v. 14, p. 197–216. Goodarzi, F. and Murchison, D. G., 1978, Influence of heating rate variation on the anisotropy...
1990
Application of shear-wave seismic interpretation technology in shallow gas clouds area
Wang Yan, Deng Zhiwen, Chen Zhigang, Cai Yintao, Zhang Rui, Xi Xiaoyu, Wu Dan
International Meeting for Applied Geoscience and Energy (IMAGE)
... characteristics of these three kinds of waves in anisotropic media. Experimental results show that fast Swave are less affected by anisotropy media...
2023
Coal Fracture (Cleat) Patterns in Upper Cretaceous Fruitland Formation, San Juan Basin, Colorado and New Mexico - Implications for Coalbed Methane Exploration and Development
Carol M. Tremain, Stephen E. Laubach, Neil H. Whitehead III
Rocky Mountain Association of Geologists
... create permeability anisotropy that influences methane producibility. For instance, wells may drain the coal reservoir more effectively in the face...
1991
Finding Bypassed Oil in a Mature Field -- Casabe Field, Middle Magdalena Valley Basin, Colombia.
J. Peralta-Vargas, G. Cortes, W. Gambaretto, L. Martinez Uribe, F. Escobar, M. Markley, A. Mesa Cardenas, A. Suter, L. Marquez, M. Dederle, E. Lozano G.
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... anisotropy (Rv/Rh). Conclusions Success in Casabe has come from a variety of new ideas, measurements and techniques. Casabe field is a classic example...
2009
Depth correction using velocity for structure calibration at Leviathan Field, offshore Israel
Yijie Zhou, Brad Christensen, Lin Christianson
International Meeting for Applied Geoscience and Energy (IMAGE)
... to smoothed velocities, resolution, anisotropy, modeling parameterization, etc. We propose a workflow to fine-tune the migration velocity to better calibrate...
2023
Depth Imaging Seeing the Invisible
Vetle Vinje
GEO ExPro Magazine
... velocity (i.e. timeaveraged velocity) and optionally with the ƞ-value giving the degree of anisotropy. These quantities are purely focusing parameters...
2010
EXTENDED ABSTRACT: Applications of Wave Imaging Technologies to Improve Deep Gulf Prospecting
Morgan P. Brown, Joseph H. Higginbotham, Cosmin Macesanu, Oscar E. Ramirez
GCAGS Transactions
...). However, RTM is very sensitive to velocity errors and anisotropy, as the energy which illuminates the steep or overturned reflectors takes a long...
2010
U-net based primary alignment
Ricard Durall, Ammar Ghanim, Norman Ettrich
International Meeting for Applied Geoscience and Energy (IMAGE)
... or anisotropy effects, which were not accounted for. Such inaccuracies in velocities are often pronounced when a migration velocity model is too smooth...
2023