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The AAPG/Datapages Combined Publications Database
Showing 1,739 Results. Searched 200,619 documents.
Structural and Stratigraphic Evolution of the East Java Sea, Indonesia
P. J. E. Bransden, S. J. Matthews
Indonesian Petroleum Association
... the uplift is broadly symmetric, and is interpreted to be a function of movement reversal on the Sakala and Sepanjang Faults (cross-sections A and B...
1992
Microseismic-Derived Ultimate Expected Fracture Half-Length in Unconventional Stimulated Reservoir Volume in a Multi-Fractured Horizontal 8 Well Full PadCanadian Horn River Basin Case Study
Claudio Virues, Jessica Budge, Eric Von Lunen
Unconventional Resources Technology Conference (URTEC)
... used to describe the patterns in a histogram in this paper are symmetric or unimodal and asymmetric or bimodal. Unimodal histograms have one mode (see...
2015
Stratigraphy and Facies Analysis of the Eastern Uinta Mountain Group, Utah-Colorado Border Region
Laura D. De Grey, Carol M. Dehler
Utah Geological Association
... (table 2; figure 11; De Grey, 2005; Dehler and others, in press). Sedimentary structures include planar-tabular thin beds and laminae, symmetric ripples...
2005
Fracture Characterization and Flow Profiling with Distributed Temperature Sensing
He Sun, Wei Yu, Kamy Sepehrnoori
Unconventional Resources Technology Conference (URTEC)
...n the created fracture cells and surrounding matrix cells. Thermal EDFM has the following assumption: • Pressure gradient is symmetric to the fractur...
2020
Numerical Modeling of Hydraulic Fracture Propagation and Fault Activation in the Presence of a Sealing Fault and Highly Permeable Damage Zone - A Case Study of the Montney Formation in British Columbia
Zahra Esmaeilzadeh, David Eaton, Chaoyi Wang
Unconventional Resources Technology Conference (URTEC)
... both stages are complete in the two wells the resulting HF geometry resembles a symmetric bi-wing hydraulic fracture, leading to predicted stimulated...
2022
3-D Analog Modeling of Inversion Thrust Structures
Yasuhiro Yamada, Ken McClay
AAPG Special Volumes
... a slightly curved trace (Figure 12d). At the end of inversion, the model consisted of a broad, nearly symmetric, hanging-wall anticlinal uplift bounded...
2004
Regional Neogene Salt Tectonics in the Offshore Salina del Istmo Basin, Southeastern Mexico
Pedro T. Gomez-Cabrera, Martin P. A. Jackson
AAPG Special Volumes
... or equivalent salt weld. Figure 2 shows the location of the seismic section.The keystone fault family comprises symmetric faults resulting from outer...
2009
Tidal Deposition in the Basal Upper Cambrian Mt. Simon Formation in Wisconsin
Steven G. Driese, Charles W. Byers, Robert H. Dott, Jr.
Journal of Sedimentary Research (SEPM)
... subsets superimposed upon the major foreset laminations. Both straight and sinuous-crested, asymmetric and symmetric ripple marks with amplitudes...
1981
Development of Middle Continental Shelf Sand Ridges: New Jersey
W. L. Stubblefield , D. G. Kersey , D. W. McGrail
AAPG Bulletin
... of similar bed forms, but in deeper water, Butman et al (1979) observed asymmetric and symmetric ripples forming during a winter storm. However...
1983
Fold-accommodation faults
Shankar Mitra
AAPG Bulletin
... limb of an asymmetric fold or along the hinge of symmetric folds. Wedge thrusts are primarily formed in competent units be cause of variations...
2002
A three-dimensional kinematic model for the deformation above an active diapir
Hongwei Yin, Richard H. Groshong Jr.
AAPG Bulletin
... strain with constant volume.Figure 7. Fault geometry in the model having three radially symmetric master normal faults. (a) Before deformation. (b...
2007
Damage and plastic deformation of reservoir rocks: Part 2. Propagation of a hydraulic fracture
Seth Busetti, Kyran Mish, Peter Hennings, Ze'ev Reches
AAPG Bulletin
... in Figures 4B and C and 5. At the onset of dilation, two symmetric, least compressive stress lobes form at the tip of the initial fracture (not shown...
2012
Hydrocarbon accumulation in strike-slip fault restraining bends: New insights into the tectonic controls on the Penglai 19-3 and Penglai 25-6 oil fields, Tan-Lu fault zone, east China
Lei Huang, Chi-yang Liu, Ying-bin Wang, Yong-an Xue, and Jun-feng Zhao
AAPG Bulletin
... and symmetric, whereas at the northern and southern extremities the structure is narrow and has the appearance of an asymmetric flower structure (compare seismic...
2016
Testing Laramide Hypotheses for the Colorado Front Range Arch Using Minor Faults
Eric A. Erslev, Scott M. Larson
Rocky Mountain Association of Geologists
..., the faults’ consistency along strike, and their associated shortening structures. Alternatively, Prucha et al., (1965) and Jacob (1983) used symmetric...
2006
Chapter 3: Preparation of Seismic Data for Stratigraphic Work
Tom Wittick
North Texas Geological Society
.... On the other hand, the vibroseis seismic source creates a zero-phase wavelet in the data. A zero-phase wavelet is symmetric about its origin and is also...
1992
Challenging the Established Truths
Laurent Gernigon, Odleiv Olesen, Continental Shelf Geophysics team NGU
GEO ExPro Magazine
... Scale Beginning in the 1950’s, geophysicists recognised linear magnetic anomalies across the ocean floor. The discovery of symmetric magnetic...
2007
RESERVOIR ATTRIBUTES RELATED TO BASE LEVEL CYCLICITY AND DIAGENESIS IN THE WINNIPEG GROUP, NORTH DAKOTA
ROBERT J. VINOPAL, DWAINE H. EDINGTON
Williston Basin Symposium
... and Ice Box formations. Intermediate-scale cycles are approximately 18 to 23 m (60 to 75 ft) thick and also appear to be symmetric in terms...
1998
Seismic speckle as multiplicative noise explaining land reflections distorted by near-surface scattering
Andrey Bakulin, Dmitry Neklyudov, Ilya Silvestrov
International Meeting for Applied Geoscience and Energy (IMAGE)
... distributions computed using an ensemble of 500 traces. First, phase perturbations appear symmetric with expected values close to zero. Second...
2022
Innovative disorder seismic attribute for reservoir characterization
Qiang Fu, Saleh Al-Dossary
International Meeting for Applied Geoscience and Energy (IMAGE)
... size for 3D disorder filter). A general 3x3x3 3D filter has 27 coefficients and using the symmetric property mentioned above, only four unique coef...
2022
3D inversion of QMAGT airborne magnetic gradiometry data for susceptibility and magnetization vector models of the Thompson Nickel Belt in Manitoba, Canada
Michael Jorgensen, Michael S. Zhdanov, Brian Parsons
International Meeting for Applied Geoscience and Energy (IMAGE)
... a symmetric magnetic gradient tensor...
2022
Marine influence in the Upper Ordovician Juniata Formation (Potters Mills, Pennsylvania): Implications for the history of life on land
Neil S. Davies, Michael C. Rygel, Martin R. Gibling
PALAIOS
... (although there is no field evidence that these form part of pedogenic calcretes), desiccation cracks and symmetric ripples in the mudstones...
2010
Paleogeography: Coastal Studies Provide More Questions Than Answers
William F. Tanner
Oklahoma City Geological Society
...) in centimeters. Bottom: orientation of symmetric, simple ripple marks related to ripple index (ripple wave length divided by ripple height). End...
1961
Diagenesis in Back-Reef Limestones in the Serra De El Abra
Charles J. Minero
Dallas Geological Society
.... Radiaxial fibrous calcite mosaics have peculiar optics and inclusion banking that result from neomorphic alteration of radially symmetric, mammillate...
1983
Amplitude inversion of OBS direct arrivals for seabed elastic properties
James Gaiser, Moacyr de Souza Bazerra, James Simmons
International Meeting for Applied Geoscience and Energy (IMAGE)
... data is shown as solid lines in Figure 8 for two receiver locations. The RC is symmetric with respect to ray parameter and at vertical incidence (p=0...
2022
Facies and Architectural Asymmetry in a Conglomerate-Rich Submarine Channel Fill, Cerro Toro Formation, Sierra Del Toro, Magallanes Basin, Chile
Zane R. Jobe, Anne Bernhardt, Donald R. Lowe
Journal of Sedimentary Research (SEPM)
..., symmetric cross-sections are expected (Pyles et al. 2010). Facies asymmetry is caused by flow-velocity gradients as well as helical flow patterns...
2010