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The AAPG/Datapages Combined Publications Database
Showing 1,739 Results. Searched 200,635 documents.
Computer simulation of coastal-marine sedimentary sequences influenced by glacial-eustatic sea-level fluctuations
W. Lynn Watney, John French, Jan-Chung Wong
Kansas Geological Society
... successions associated with symmetric sea-level fluctuation are characterized by rapid transgressional surfaces (flooding) followed by high-stand siltstone...
1989
An Approach to Include Scale-Dependent Surface Roughness in Hydraulic Fracturing Simulation
Abbas Movassagh, Saeed Salimzadeh, Elaheh Arjomand, Manouchehr Haghighi
Unconventional Resources Technology Conference (URTEC)
..., as expected, that the fracture propagates in a symmetric circular pattern showing maximum aperture of about 1.2 mm at the injection point. The corresponding...
2021
Dinosaur footprints as ultimate evidence for a terrestrial environment in the late Sinemurian Trento Carbonate Platform
Fabio Massimo Petti, Massimo Bernardi
PALAIOS
.... The calculated pace length is 116 cm. MTSN-SC3 is a left tridactyl and mesaxonic pedal print. It is symmetric, as long as wide (FL 5 FW about 26 cm). Only digits...
2011
On Causes of Partial Cement Deficiency at Doglegs and its Impact on Casing Failure; An Integrated Modeling Approach
Hao Yu, Arash Dahi Taleghani, Zhanghua Lian
Unconventional Resources Technology Conference (URTEC)
..., the contact force distributions on the inner and outer walls of cement are symmetric about the deficiency axis. When α equals 60°, the contact force between...
2021
The Effective Process Parameters of CO2 Adsorption on Peninsular Malaysia Shale Samples
Asmau Iyabo Balogun, Firas Ayad Abdulkareem, Sayed Ameenuddin Irfan, Eswaran Padmanabhan
Unconventional Resources Technology Conference (URTEC)
.... The peaks between 1020 and 540 cm−1 are ascribed to the asymmetric vibration of the Si–O groups, with a peak maximum at 570cm−1 and the symmetric...
2021
Phanerozoic Development of the Llano Uplift
Thomas E. Ewing
Bulletin of South Texas Geological Society
..., basin subsidence and broad warping formed this oddly symmetric mass? What might it have looked like in past times? This story is best told in terms of six...
2005
BIOSTRATIGRAPHY OF TRANSITIONAL DEVONIAN-MISSISSIPPIAN SAPPINGTON FORMATION OF SOUTHWEST MONTANA
R. C. GUTSCHICK, LEE J. SUTTNER, MICHAEL J. SWITEK
Montana Geological Society
..., as indicated in Figure 1. The symmetric oscillationtype ripple is most common, although asymmetric or current ripples are found occasionally...
1962
Balancing Cross-Section and Sandbox Modeling of Satui Fold-Thrust-Belt, Asem-Asem Basin, South Kalimantan
Benyamin Sapiie, Astyka Pamumpuni, Meli Hadiana
Indonesian Petroleum Association
... an imbricated foldthrust-belt system (Figure 7). Asymmetric and symmetric folds styles are occur in this area. Asymmetric fold in this area commonly...
2008
Mesozoic Sedimentary Succession at Andoy, Northern Norway, and Relation to Structural Development of the North Atlantic Area
A. Dalland
CSPG Special Publications
... the Lofoten area of Norway to the Wollaston Forland area of East Greenland. Mesozoic reconstruction, showing possible symmetric development of rift...
1981
Characterizing initial-state conductivity distribution at a CO2 injection site with airborne, surface, and borehole electromagnetic induction methods
Lucie Costard and Jeffrey G. Paine
Environmental Geosciences (DEG)
... investigations worldwide (e.g., Smith, 2010). It operates in symmetric dipole configuration and consists of five horizontal coplanar induction coils...
2015
Investigation of Created Fracture Geometry through Hydraulic Fracture Treatment Analysis
Ibraheem A. Ahmed, Christine Ehlig-Economides
Unconventional Resources Technology Conference (URTEC)
... that in cases where the full extent of the fracture geometry is not detected due to location bias, the assumption should be that the fracture is symmetric...
2013
Investigation of Surficial Structural Geology of Portions of Beckham, Custer, Roger Mills, and Washita Counties, Oklahoma
Pamela Jean Zabawa
Oklahoma City Geological Society
... City sandstone (fig. 5). The structure contours show that the high structure began as a fairly symmetric structure and then was warped by tilting...
1979
Experimental Patterns in Superposed Similar Folding
E. S. O'Driscoll
CSPG Bulletin
... of maximum mutual augmentation of the positive and negative maxima of the two fold systems, whereas the C points mark the centres of mutual symmetric...
1962
Recent Advances in the Characterization of Unconventional Reservoirs with Wide-Azimuth Seismic Data
Ran Bachrach, Colin M. Sayers, Sagnik Dasgupta, Josimar Silva, Stefano Volterrani
Unconventional Resources Technology Conference (URTEC)
... frame, and ij is a symmetric second-rank tensor, referred to as the effective stress coefficient (Chen and Nur, 1992). The second-rank stress tensor...
2013
Internal multiple elimination with an inverse-scattering theory guided deep neural network
Zhiwei Gu, Liurong Tao, Haoran Ren, Ru-Shan Wu, Jianhua Geng
International Meeting for Applied Geoscience and Energy (IMAGE)
... segmentation. U-net architecture is symmetric and consists of two major parts: The left part is called the contracting path, constituted by the general...
2022
Floating LNG Will the Puzzle Fit?
Fabien Duclocher, Francesco Argento, Giovanni Russo, Francesca Felappi, Aldo Maria Porcari
Indonesian Petroleum Association
... turbines symmetric and longitudinal layout is preferable in terms of piping arrangement and turbines operation. Nevertheless, as nothing comes...
2010
Microtectonics of the Kootenay Formation Near Fernie, British Columbia
D. K. Norris
CSPG Bulletin
... symmetric subfabric and the latter a triclinic subfabric. Joints are statistically hko surfaces. Faulting, jointing and flexural slip in these coal...
1964
Characterization and Simulation of Fluid Flow in Natural Fracture Networks
Hugo Harstad, Lawrence W. Teufel, John C. Lorenz
Rocky Mountain Association of Geologists
... by The fracture tensor is a symmetric second rank tensor related only to the fracture geometry, i.e. fracture length (L), aperture (t), and orientation (ni,nj...
1997
Regularization by robust denoising for iterative simultaneous source separation
Breno Bahia, Mauricio D. Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
... they have analytically symmetric Jacobians (Reehorst and Schniter, 2018). These denoisers enforce sparsity priors, thus playing a major role in state...
2022
Application of Innovative Reaming and Completion Technology in Williston Basin Wells
Gregory Scott, Lee M. Smith
Unconventional Resources Technology Conference (URTEC)
... and radial directions, while PDC distribution is in accordance with an axi-symmetric design technique that allows for balanced drilling and reduced...
2013
The Spectral Gamma-Ray Log
John H. Doveton
Special Publications of SEPM
...-wave feature conforms precisely with the outcrop interpretation of the Greenhorn Cycle as a classic example of a symmetric, third-order tectonoeustatic...
1994
Modeling the Significance of Mechanical Interfaces to Fracture Propagation and Morphology Geomechanical Models Derived from Outcrop Analysis
E.S. Petrie, J.P. Evans
Unconventional Resources Technology Conference (URTEC)
...Modeling the Significance of Mechanical Interfaces to Fracture Propagation and Morphology Geomechanical Models Derived from Outcrop Analysis E.S....
2013
Linked Tectonics of the Northern North Sea Basins
A. D. Gibbs
CSPG Special Publications
... the trace of the Horda Fault on the hinge of the eastern Viking Graben. It appears from this interpretation that symmetric “McKenzie”-type subsidence...
1987
Revised Sea-Floor Spreading History of the Argo Abyssal Plain
Dona Mihut, R. Dietmar Müller
Petroleum Exploration Society of Australia (PESA)
... and ES: northern and eastern steps. zones were identified by combining the offsets of magnetic anomalies and the tectonic fabric from satellite• derived...
1998
Subsidence and Heat Flow in Intracontinental Basins and Passive Margins
Jean-Claude Mareschal
CSPG Special Publications
...: For cylindrically symmetric problems, it will be more convenient to use the Hankel transform. The relationships derived in the appendix are valid...
1987