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The AAPG/Datapages Combined Publications Database
Showing 44,985 Results. Searched 200,616 documents.
Cyclonic Brine-Flow Pattern Recorded by Oriented Gypsum Crystals in the Badenian Evaporite Basin of the Northern Carpathian Foredeep
Maciej Babel, Anna Becker
Journal of Sedimentary Research (SEPM)
..., SH; Fig. 2B). Generally, two main units were distinguished: the lower autochthonous and the upper allochthonous unit (Peryt 1996; Rosell et al. 1998...
2006
The Stratigraphy of the Nugget Sandstone
Nancy M. Doelger
Wyoming Geological Association
... is 62° based on 51 readings. The upper unit is characterized by medium to large-scale eolian cross-bedding. The vector mean azimuth for these cross...
1987
Multicomponent Seismic Technology Assessment of Fluid-gas Expulsion Geology and Gas-hydrate Systems: Gulf of Mexico
B. A. Hardage, P. E. Murray, R. Remington, M. De Angelo, D. Sava, H. H. Roberts, W. Shedd, J. Hunt Jr.
AAPG Special Volumes
... horizontal geophones that acquired three-component, vector-based, particle-velocity data and a hydrophone that acquired scalar pressure data. The OBC...
2009
Multivariate Pattern Recognition and Classification Methods: Chapter 4
John H. Doveton
AAPG Special Volumes
... of the multivariate mean and the matrix of variances and covariances between the logs. The vector of mean values gives the location of the center...
1994
Sequence Stratigraphy of Miocene Carbonate Complexes, Las Negras Area, Southeastern Spain: Implications for Quantification of Changes in Relative Sea Level: Chapter 16
Evan K. Franseen, Robert H. Goldstein, Tracey E. Whitesell
AAPG Special Volumes
... volcaniclastic grains. A 10-15-m-thick interbedded volcanic mass flow unit was locally deposited, apparently only at the Cerro del Cuervo Beach locality...
1993
Geophysical Investigations Within the Colorado Mineral Belt Using New Inductive Electromagnetic Instrumentation
Paul B. Alexander
Earth Science Bulletin (WGA)
... limestone. The appearance and thickness of the unit varies considerably. In the area of Aspen and Ashcroft, there is a layer of highly altered gray-blue...
1968
Foreword for Geophysical Part of Field Trip
R. E. Kropschot, James E. Walker
Pacific Section of AAPG
... meter unit be heavy enough to sink in the water. In such cases the gravity meter unit can be enclosed in a fiberglass case. This reduces the weight...
1965
Outcrop Analogs to Source and Reservoir Rocks of the Uinta Basin: UGA/RMAG Field Trip
Donna Anderson, Rex Cole, David Keighley, Robert Ressetar, Howard White, William Hood, Mark Kirschbaum, David Keighley, Steven Schamel
Rocky Mountain Association of Geologists
.... An unnamed Miocene(?) unit immediately underlies the basalt followed by the Uinta, Green River, Wasatch, Fort Union, Williams Fork, and Iles formations (Fig...
2008
Seismic diffractions separation and imaging based on convolutional neural network
Jiaxing Sun, Jidong Yang, Zhenchun Li, Jianping Huang, Jie Xu
International Meeting for Applied Geoscience and Energy (IMAGE)
... pattern. For example, intelligent noise attenuation methods using CNN trained on graphics processing unit have been proposed by Yu et al. (2019); Wang...
2022
Rapid geomechanical analysis of injection-related earthquakes
Lei Jin, William Curry, Mark Zoback, Stefan Hussenoeder, Alexandros Savvaidis, J. P. Nicot, Peter Hennings, Peeyush Bhargava
International Meeting for Applied Geoscience and Energy (IMAGE)
... strain, we take the poroelastic Green’s functions (equations 45 and 46) from Rudnicki (1986) due to a fluid injection rate per unit length q′(k...
2022
An Integrated Study of the Grayburg/San Andres Reservoir, Foster and South Cowden Fields, Ector County, Texas
W. Hoxie Smith, James J. Reeves, Robert C. Trentham, David A. Rowland
West Texas Geological Society
... of fifth-order parasequences that contain a basal siliclastic unit deposited during a low stand and reworked during the ensuing transgressions. This basal...
1994
Development of Fracture Analysis as Exploration Method
P. H. Blanchet
AAPG Bulletin
... in the radial acceleration of the earth along its radius vector; a third, to the gradual decrease in the earth's rate of rotation, cons dered to be due to tidal...
1957
An Outcrop Analogue for Deepwater Salt Withdrawal Mini-Basins: Lateral and Vertical Variations in Basin-Fill
Blaise I. L. Fernandes, Kathryn J. Amos, Tobias H. D. Payenberg, Simon Lang
Australian Petroleum Production & Exploration Association (APPEA) Journal
... www.publish.csiro.au/journals/appea 810 The APPEA Journal B. I. L. Fernandes et al. (a) (c) Fig. 1. (a) Map of Australia (Courtesy: Free vector maps...
2018
Identification and distribution of hydraulic flow units of heterogeneous reservoir in Obaiyed gas field, Western Desert, Egypt: A case study
Mohamed A. Kassab, Ahmed Elgibaly, Ali Abbas, and Ibrahim Mabrouk
AAPG Bulletin
... occurrence in each hydraulic flow unit, which showed a very high impact on the reservoir permeability. Using cored well data covering various reservoir...
2021
Evidence for an Aeolian Concentration of Crystalline Hematite Deposits Observed within Sinus Meridiani - Abstract
S. E. Pitiss, V. L. Sharpton
Alaska Geological Society
... of buried ‘stealth’ craters at smaller (>80 m) diameters grading to heavily degraded craters at larger (<150 m) diameters exists. This unit (Unit 0...
2003
Paleomagnetic Results from Alaska and Their Tectonic Implications
Robert S. Coe, Brian R. Globerman, Peter W. Plumley, Gordon A. Thrupp
Circum Pacific Council Publications
... tuffaceous unit. These results were analyzed by means of vector diagrams (Zijderveld, 1967) to determine whether magnetic over prints could...
1985
A History of the Principles and Methods of Mechanical Analysis
W. C. Krumbein
Journal of Sedimentary Research (SEPM)
... of presentation in the remaining part of the paper, and to treat subsequent developments according to subject, arranged chronologically within each unit...
1932
Injected Sand Sills in a Strike-slip Fault Zone: A Case Study from the Pil'sk Suite (Miocene), Southeast Schmidt Peninsula, Sakhalin
David Macdonald, Rachel Flecker
AAPG Special Volumes
...: Vector near-field displacements from ERS InSAR: Seismological Society of America Bulletin, v. 92, p. 13411354.Seno, T., T. Sakurai, and S. Stein, 1996...
2007
Depositional Environments of Lower Cretaceous McMurray Formation, Athabasca Oil Sands, Alberta
Peter D. Flach , Grant D. Mossop
AAPG Bulletin
...-flowing drainage system. The Dina Member dissects the Success Formation, leaving only remnants of what was once a much more widespread unit (Christopher...
1985
Stratification and Sequence in Prograding Shoreline Deposits
J. C. Harms, J. B. Southard, R. G. Walker
Special Publications of SEPM
... Upper Cretaceous examples which are similar in most important respects. The criteria suggesting the deposition of this sandstone unit and other...
1982
Penecontemporaneous Recumbent Folds in Trough Cross-Bedding of Pleistocene Sands in Saskatchewan, Canada
Hugh E. Hendry, Mel R. Stauffer
Journal of Sedimentary Research (SEPM)
..., the lower part of the folded bed is not deformed and the cross-stratification is tangential to the underlying layer. Each unit of deformed cross-bedding...
1975
Petrology and Diagenesis of Carbonate Eolianites of Northeastern Yucatan Peninsula, Mexico
William C. Ward
AAPG Special Volumes
... direction. Many leeward cross strata meet the underlying surface at acute angles; others are tangent to the base. Windward crossbeds, for the most part...
1975
The Bowman Road Gas Pool, a Subtle Structural Trap in the French Camp Field San Joaquin County, California
Frank B. Cressy Jr.
Pacific Section of AAPG
... distribution of sands in the upper Lathrop. See Fig. 5 for location. The deepest well in the Lathrop field, the Vintage “Lathrop Unit B” No. 5 (Sec. 7, T.1...
1997
Using Reservoir Engineering Workstations to Improve Duri Steam Flood Simulation Predictions
Josef H. Blunschi, Cedric C. Cease, Charles A. VanAllen
Indonesian Petroleum Association
.... per processor. This is a 14 fold speed-up compared to the IBM4381. The CONVEX achieves this speed mainly through the use of vector processors...
1990
Using 3mD Seismic to tmprove Definition of a Bighorn Basin Anticline, Badger Basin Field, Park County, Wyoming
Jerome P. Walker, Daniel D. Hollis, Kevin M. Revels, Kenneth L. Grubbs
Rocky Mountain Association of Geologists
... Geophysical Systems), Pasadena, California Vector Seismic Data Processing, Inc., Denver, Colorado 4Pifion Petroleum Consulting, Golden, Colorado...
1995