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The AAPG/Datapages Combined Publications Database
Showing 1,739 Results. Searched 200,636 documents.
Regressive Stromatolite Reefs and Associated Facies, Middle Goulburn Group (Lower Proterozoic), in Kilohigok Basin, N.W.T.: An Example of Environmental Control of Stromatolite Form
M. P. Cecile, F. H. A. Campbell
CSPG Bulletin
... flow recorded by other stromatolite elongations and associated symmetric ripples, is problematical. Biological factors appear to have been...
1978
Revised Stratigraphy and Correlation of the Neoproterozoic Uinta Mountain Group, Northeastern Utah
Carol M. Dehler, Douglas A. Sprinkel
Utah Geological Association
... and symmetric ripple marks, mud cracks, normal and reverse grading, slump folds, load structures, hummocky cross-stratification (HCS), silica...
2005
Subsurface Wilcox Lignite In West-Central Louisiana
E. J. Coates , C. G. Groat , George F. Hart
GCAGS Transactions
... with abrupt contacts, and symmetric, poorly developed sandstones and shales. The association of this pattern with strike-oriented sandstone maxima suggests...
1980
The Use of Statistical Methods in Effecting Improvements on a Jones Sample Splitter
George H. Otto
Journal of Sedimentary Research (SEPM)
... within a symmetric range of the average value (arithmetic mean) should be predictable. The symmetric range is ordinarily expressed as some multiple...
1937
Polyphase Lararnide Deformation in the Shirley Mountains, South-Central Wyoming Foreland
Steffen G. Bergh, Arthur W. Snoke
Rocky Mountain Association of Geologists
... a composite near-symmetric, NW-SE-trendmg syncline-anticline structure in the southeast. At Lost Creek, near the western closure of the Shuley syncline (Fig...
1992
Mechanisms for Late Paleozoic Synorogenic Subsidence of the Midland and Delaware Basins, Permian Basin, Texas and New Mexico
Kenn-Ming Yang, Steven L. Dorobek
West Texas Geological Society
... basin and shallower, but nearly symmetric across the Midland basin. These results might explain the observed synorogenic profiles of the basins...
1992
Novel Wettability Modifiers for Improved Oil Recovery in Tight Oil Reservoirs
Mingyuan Wang, Gayan A. Abeykoon, Francisco J. Argüelles Vivas, Ryosuke Okuno
Unconventional Resources Technology Conference (URTEC)
... is 3-pentanone (3p), a symmetric ketone that can partition into both oil and brine at reservoir conditions. It can act as a solvent by itself...
2019
Water/Oil Displacement by Spontaneous Imbibition Through Multiscale Imaging and Implication on Wettability in Wolfcamp Shale
Sheng Peng, Yijin Liu, Lucy Tingwei Ko, William Ambrose
Unconventional Resources Technology Conference (URTEC)
... of the heterogeneity of pore structure and/or wettability at that scale. On the other hand, the overall R distribution shows a unimodal and quite symmetric shape...
2019
Variability in Results from Mineralogical and Organic Geochemical Interlaboratory Testing of U. S. Geological Survey Shale Reference Materials
Justin E. Birdwell, Stephen A. Wilson
Unconventional Resources Technology Conference (URTEC)
... distributions in Figure 5 are not symmetric, indicating some data biasing. For comparison to the interlaboratory results, data from the USGS Petroleum...
2019
Simulating the Life of Hydraulically Fractured Wells Using a Fully-Coupled Poroelastic Fracture-Reservoir Simulator
Ripudaman Manchanda, Shuang Zheng, Deepen Gala, Mukul M. Sharma
Unconventional Resources Technology Conference (URTEC)
.... Symmetric fracture propagation should be observed in ideal scenarios, however, minor numerical errors are exacerbated by the stress interference...
2019
Permeability Anisotropy and Heterogeneity of a Sandstone Reservoir Analogue: An Estuarine to Shoreface Depositional System in the Virgelle Member, Milk River Formation, Writing-on-Stone Provincial Park, Southern Alberta
Rudi Meyer, Federico F. Krause
CSPG Bulletin
... appear approximately unimodal, even strongly skewed (asymmetric) distributions can be transformed to be symmetric about the median value...
2006
Analysis of Well Interference in Delaware Basin: A Physics-Based and Data-Driven Approach
Esmail Eltahan, Shayan Tavassoli, Brian Casey, Guinevere McDaid, Emery Goodman
Unconventional Resources Technology Conference (URTEC)
... intact, whereas the right wing can be compromised. In the case of no damage, the right and left wings are assumed to be symmetric with no damage imposed...
2021
Geology of Oil Basins of East Indian Archipelago
H. M. Schuppli
AAPG Bulletin
... the tendency to a bilaterally symmetric structure, tectonic movements of the inner arc being directed locally toward the adjacent Asiatic continent; while...
1946
Integrated Approaches for Wells Interference and Drainage Assessment in Vaca Muerta Shale Play, Argentina
Martín E. Fasola, Luciana De Marzio, Mariano I. Suarez
Unconventional Resources Technology Conference (URTEC)
... and 4) shows that the EDH is not symmetric for each level of interest and prefers to grow in a certain direction (Fig. 23). For the Cocina interval during...
2023
A Comprehensive Simulation Study of Hydraulic Fracturing Test Site 2 (HFTS-2): Part I - Modeling Pressure Dependent and Time Dependent Fracture Conductivity in Fully Calibrated Fracture and Reservoir Models
Han (Jake) Li, Jichao Han, Jiasen Tan, Matt Jones, Yu Zhao, Soodabeh Esmaili, Fadila Bessa, Vinay Sahni, Sriram Pudugramam, Shunhua Liu, Qian Li, James Kessler
Unconventional Resources Technology Conference (URTEC)
... symmetric fracture geometry with larger upward growth. The P90 total fracture half-length is about 1,400 ft, and P90 fracture height spans from the lower...
2023
Chapter 10: Structural Styles of the Camisea Fold-and-Thrust Belt, Southeast Peru
Ken McClay, Nicola Scarselli, Javier Tamara, James Hammerstein, Daniel Torres
AAPG Special Volumes
... and Timpia 2 folds in 2-D line PE96–24. The folds are nearly symmetric with steep limbs with a narrow, poorly imaged core characteristic of detachment folds...
2018
Measuring Key Reservoir Properties for Shale and Tight Development
Xinghui Liu, Brent Kebert, Tohoko Tajima, Baosheng Liang, Lauren Devoe, Ramez Hanna Alla, Claire Lacobie, Yuguang Chen, Oscar Beltran, Hao Sun, Bolaji Sanni, Spencer Riebschlager, Leonardo Chaves, Neil Dilorenzo
Unconventional Resources Technology Conference (URTEC)
... analysis. The one-wing geometry of a symmetric fracture predicted by the fracture model is illustrated in Figure 6. A fracture surface area of 63,000...
2024
Interpretation of DAS-Based Slow Strain for Monitoring of Hydraulic-Fracture Reopening During Multiple Injection Cycles at the Devine Fracture Pilot Site
Mahdi Haddad, Mohsen Ahmadian
Unconventional Resources Technology Conference (URTEC)
... zone in Figure 4b) is symmetric with respect to the injection depth of 175 ft. However, this plume is not symmetric at the west well (Figure 4c...
2024
Potential for Enhanced Oil Recovery in Permian Wolfcamp and Elsewhere
Ozan Uzun, Hossein Kazemi, Stephen A. Sonnenberg, Luis E. Zerpa
Unconventional Resources Technology Conference (URTEC)
... was 3-pentanone, which is a symmetric short ketone. The second additive was 2-ethylhexanol-4PO-15EO, a non-ionic surfactant with an ultra-short...
2024
Plate Kinematics of the Gulf of Mexico Based on Integrated Observations from the Central and South Atlantic
Erik A. Kneller, Christopher A. Johnson
GCAGS Transactions
... of symmetric spreading to constrain rate, (2) constraining plate motion using an Euler pole with flow lines parallel to the Grand Banks transform and (3...
2011
Evaluating Effective Fracture Geometry and Water Circulation Efficiency In Enhanced Geothermal Systems Using A Thermo-Hydro-Mechanical Model With Fiber Optic Strain Measurements
Qiaoyiru Wang, Kan Wu, Ge Jin
Unconventional Resources Technology Conference (URTEC)
...ng a discontinuous Galerkin method for the convective term and a symmetric interior penalty Galerkin (SIPG) method for the conductive term. Integrat...
2025
Characterization of a Sediment Core from Potential Gas-hydrate-bearing Reservoirs in the Sagavanirktok, Prince Creek, and Schrader Bluff Formations of Alaska's North Slope: Part 4Nuclear Magnetic Resonance Core Studies
R. F. Sigal, C. Rai, C. Sondergeld, B. Spears, W. J. Ebanks Jr., W. D. Zogg, N. Emery, G. McCardle, R. Schweizer, W. G. McLeod, J. Van Eerde
AAPG Special Volumes
... from the slower decaying pores is seen. In both cases, no slow-decaying tail made up of larger pores is seen.Type 4 rocks have a more symmetric...
2009
Tidal Deposits Associated with Low-Sulfur Coals, Brazil Fm. (Lower Pennsylvanian), Indiana
Erik P. Kvale, Allen W. Archer
Journal of Sedimentary Research (SEPM)
... and regular, althou h some soft sediment deformation is present. Both asymmetric and symmetric cycles occur as laminae thicknesses vary rythmically...
1990
Hydraulic Sorting of Heavy-Mineral Grains by Swash on a Medium-Sand Beach
Michael G. Hughes, Jock B. Keene, Rebecca G. Joseph
Journal of Sedimentary Research (SEPM)
... is illustrated in Figure 6. The motion of the swash front, represented by Xs(t), is symmetric between the uprush and backwash. The velocity of the swash...
2000
Sedimentology and Reservoir Architecture of a Synrift Lacustrine Delta, Southeastern Mongolia
Cari L. Johnson, Stephan A. Graham
Journal of Sedimentary Research (SEPM)
... direction exists approximately 15 km west of the amphitheater outcrops (Fig. 1B), where deep-water lacustrine facies with symmetric wave ripples and thin...
2004