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The AAPG/Datapages Combined Publications Database
Showing 7,658 Results. Searched 200,357 documents.
Origin of Cave-Ins in Wallace County, Kansas: GEOLOGICAL NOTES
M. K. Elias
AAPG Bulletin
... the "tension cavities" theory. This fault seems to be truly a normal or tension fault, but the plane of faulting is much inclined toward the northwest (45...
1930
Natural fractures in shale: A review and new observations
Julia F. W. Gale, Stephen E. Laubach, Jon E. Olson, Peter Eichhubl, and András Fall
AAPG Bulletin
.... 100, no. 4, 23–28, doi: 10.1023/A:1018748026019. Bai, T., L. Maerten, M. R. Gross, and A. Aydin, 2002, Orthogonal cross joints: Do they imply...
2014
Volumetric supervised contrastive learning for seismic semantic segmentation
Kiran Kokilepersaud, Mohit Prabhushankar, Ghassan AlRegib
International Meeting for Applied Geoscience and Energy (IMAGE)
... the volume. This process is shown in Figure 2. From our starting set of 700 cross-lines, we define a hyperparameter N that dictates the number of equally...
2022
Detailed internal architecture of a fluvial channel sandstone determined from outcrop, cores, and 3-D ground-penetrating radar: Example from the middle Cretaceous Ferron Sandstone, east-central Utah
Rucsandra M. Corbeanu, Kristian Soegaard, Robert B. Szerbiak, John B. Thurmond, George A. McMechan, Deming Wang, Steven Snelgrove, Craig B. Forster, Ari Menitove
AAPG Bulletin
...). Each GPR line contains 81 traces, equally spaced at 0.5 m. The GPR equipment used in the survey was a PulseEKKO IV system with a transmitter voltage...
2001
Balanced Section in Thrust Belts Part 1: Construction
Declan G. De Paor
AAPG Bulletin
... Seminar, 95 p. Fisher, O., 1881, Oblique and orthogonal sections of a folded plane: Geological Magazine, new series, v. 8, p. 20-23, 237. Flinn, D...
1988
The Southern Uplands Accretionary Prism: Implications for Controls on Structural Development of Subduction Complexes: Convergent Margins: Field Investigations of Margin Structure and Stratigraphy
J. K. Leggett, D. M. Casey
AAPG Special Volumes
... the rotation by cleavage imposing on already-inclined bedding non-orthogonal with respect to bulk strain axes, late in the deformation history of each accreted...
1982
Reservoir Characterization of a Permian Giant: Yates Field, West Texas
Scott W. Tinker, Denise H. Mruk
Special Publications of SEPM
... amounts of fusulinids (many as molds; C9) and finer peloids (many as “pinpoint microvugs”; A-G, 1-2). Faint inclined bedding or low-angle crossbedding...
1995
Electromagnetic Scanning Drives Innovative Technology and Business Models
Friedrich Roth, Bard Petter Thrane, David Ridyard, Petter Lindhom
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... technology revolutionised exploration. The novel 3D view of geology was a key factor in this change, but equally important was a dramatic shift from small...
2008
Introduction
Christine Carlson
Special Publications of SEPM
... a precondition for entry onto the private lands. extrusive flows. Therefore, "protrusion" and "protrusive," in our usage, is equally applicable to 1...
1984
Seismic Data - Are We Realising Its Full Potential?
Phil Williams, Mick Cook
Petroleum Exploration Society of Australia (PESA)
... that there is always scope to reduce costs it is equally true that there is a limit below wh ich further reductions will be detrimental...
1996
The Expected Shapes of Blocks and Grains: NOTES
I. J. Smalley
Journal of Sedimentary Research (SEPM)
..., the dimensions of an orthogonal box which will just contain the particle. Three orthogonal coordinates a, b and c define the dimensions of the imaginary...
1966
Abstract: Adaptive f-xy Hankel Matrix Rank Reduction Filter to Attenuate Coherent Noise; #90174 (2014)
Nirupama (Pam) Nagarajappa
Search and Discovery.com
... wave). Other types of coherent noise that are less common in occurrence and yet equally important, include air blast, flexure waves and near surface...
2014
Fracture Density as a Function of Crystal Size: Insights from a Carbonate Reservoir Analogue, #50505 (2011)
Francesco Dati, Vincenzo Guerriero, Alessandro Iannace, Stefano Mazzoli, Stefano Vitale, Maurizio Giorgioni,
Search and Discovery.com
.... However, an equally significant goal of structural analysis may be the quantification of the occurrence of fractures that do not contribute to fluid flow...
2011
Current Trends in Geophysics
H. E. Stommel, J. M. Graul
Indonesian Petroleum Association
... for geophones within a group, since eventually they are to be combined (summed) into a single seismic trace. Given that an array of geophones...
1978
The Reflection Seismograph Celebrates 50th Anniversary 1921 -- 1971
W. B. Robinson
Oklahoma City Geological Society
... with reflections and subsequently drilled. Equally important was the discovery of the Crescent pool in 1933, on the basis of reflection seismic work...
1973
The Reflection Seismograph Celebrates 50th Anniversary 1921-1971
W. B. Robinson
Oklahoma City Geological Society
..., the South and East Extensions of the Lucien field in Noble County were mapped with reflections and subsequently drilled. Equally important was the discovery...
2003
Seismic Technology Takes-On New Product
Leif Larsen
Petroleum Exploration Society of Australia (PESA)
... problematic to eliminate can now also be solved efficiently using single-sensor technology. Equally, O-Land and 0-Marine surveys share ca librated...
2005
Abstract: Supervirtual S-wave Refraction Interferometry for Converted Wave Statics and Near-Surface S-wave Velocity Model Building; #90224 (2015)
Kristof De Meersman and Yoones Vaezi
Search and Discovery.com
... equally to S-wave refractions. Assume the 2D geometry shown in Figure 1. The refractor interface can have any smooth topography. Figure 1. Supervirtual...
2015
Coupling Meshfree Peridynamics with the Classical Methods for Modeling Hydraulic Fracture Growth in Heterogeneous Reservoirs
Shivam Agrawal, Jason York, John T. Foster, Mukul M. Sharma
Unconventional Resources Technology Conference (URTEC)
... of interaction, and fracture crossing for near-orthogonal natural fractures. Moreover, several previously reported phenomena, including fracture propagation...
2020
Entrapment of Petroleum Under Hydrodynamic Conditions
M. King Hubbert
AAPG Bulletin
... will be tilted downward in the flow direction with those for oil inclined at an angle greater than those for gas. The impelling forces for oil and for gas...
1953
Seismic Stratigraphy and Global Changes of Sea Level: Part 2. The Depositional Sequence as a Basic Unit for Stratigraphic Analysis: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
R. M. Mitchum Jr., P. R. Vail , S. Thompson III
AAPG Special Volumes
... sequence. The concordance may be recognized as parallelism of a stratum to an initially horizontal, inclined, or uneven surface. At the base...
1977
Evolution of fracture and fault-controlled fluid pathways in carbonates of the Albanides fold-thrust belt
Brita R. Graham Wall, Radu Girbacea, Agim Mesonjesi, Atilla Aydin
AAPG Bulletin
... development, where shearing of two mutually orthogonal solution seam and vein assemblages resulted in the formation of splay fractures and linkage...
2006
High-Resolution Visualization of Flow Interference Between Frac Clusters (Part 1): Model Verification and Basic Cases
Ruud Weijermars, Arnaud van Harmelen, Lihua Zuo, Ibere Nascentes Alves, Wei Yu
Unconventional Resources Technology Conference (URTEC)
... confocal hyperbolas orthogonal to the pressure potentials at all times (Gringarten and Ramey, 1973; Kucuk and Brigham, 1979; Hagoort, 2006). Our study...
2017
Polygenetic (Polyphase) Karsted Hardground Omission Surfaces In Lower Silurian Neritic Limestones: Anticosti Island, Eastern Canada
Noel P. James, André Desrochers, T. Kurt Kyser
Journal of Sedimentary Research (SEPM)
....) these features (Fig. 8E, F) are roughly equally spaced across bedding planes (Fig. 8F). Ridges and swales are similar to the foregoing except...
2015
Using Antithetic Normal Faults to Map Growth Axial Surfaces
John H. Spang, Steven L. Dorobek
GCAGS Transactions
..., drilling or surface mapping. These methods are: Constant heave with vertical simple shear (Verrall, 1981; Gibbs, 1983) Inclined shear with inclined...
1998