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The AAPG/Datapages Combined Publications Database
Showing 1,739 Results. Searched 200,693 documents.
New Gas Lift Valve Design Stabilizes Injection Rates
T. Tokar, Z. Schmidt, C. Tuckness
Indonesian Petroleum Association
... of symmetric flow geometry, critical flow (known as sonic flow velocity) will occur when the down-stream pressure is 40% to 50% less than the upstream...
1996
Paleogene Depositional Systems of the Western Transverse Ranges and Adjacent Southernmost Coast Ranges, California
William R. Dickinson
Pacific Section SEPM
.... Symmetric compound PALEOGENE DEPOSITIONAL SYSTEMS, TRANSVERSE AND COAST RANGES, CALIFORNIA 59 TABLE 1. ASPECTS OF PALEOGENE DEPOSITIONAL SYSTEMS...
1995
Petroleum Systems of the Asri Basin, Java Sea, Indonesia
J. Sukanto, Nunuk F., J. B. Aldrich, G. P. Rinehart, J. Mitchell
Indonesian Petroleum Association
... tectonic evolution and stratigraphic development. This sag extension evolved from a symmetric graben, then changing to a half-graben rift, ending...
1998
Stalked crinoids: From skeleton to sediment
Matthew S. Musso, Arnoud Slootman, Lesli J. Wood, Zane R. Jobe
Journal of Sedimentary Research (SEPM)
... flat disks to equant cylinders (Fig. 3B). Brachials and cirrals have symmetric lengths and diameters, with consistent equant cylindrical shapes...
2025
Geologic Overview of the Fish Lake Plateau, Utah
Christopher M. Bailey, M. Scott Harris, David W. Marchetti
Utah Geological Association
... dipping volcanic units (figure 4) (Webber and Bailey, 2003). At the southwest end of Fish Lake, the graben is 2.5 km wide, relatively symmetric...
2007
Microseismic Activity: What Does It Really Say? Insights from Coulomb Failure Function Analysis
Pierre-Francois Roux
Unconventional Resources Technology Conference (URTEC)
.... These spatial distributions are found to be identical but symmetric with respect to the wellbore, should an opposite rake vector direction be c...
2016
Quantitative Facies Characterization of the Wolfcamp Shale, Midland Basin Using Anisotropy of Magnetic Susceptibility and Hand-held X-Ray Fluorescence
Gerhard Heij, Bryan Turner, Alyssa Wickard, Doug Elmore
Unconventional Resources Technology Conference (URTEC)
... rocks depends on the nature and concentration of diamagnetic, paramagnetic and ferromagnetic minerals present. AMS can be modeled as a symmetric...
2016
An AI approach to using magnetic gradient tensor analysis for quick depth and property estimation
David A. Pratt, K. Blair McKenzie, Anthony S. White
Petroleum Exploration Society of Australia (PESA)
... of the đť‘–DE magnetic field component in the đť‘—DE axis direction. Eigenvector decomposition of the symmetric tensor matrix produces a rotated...
2019
An Effective Numerical Model for Fracture-Stimulated Condensate Reservoir Production History Matching, Surveillance, and Prediction
Xinli Jia, Andrey Filippov, Vitaly Khoriakov, Timothy McNealy
Unconventional Resources Technology Conference (URTEC)
... and the interfracture symmetry line in the SRV, and the SRV. Symmetric boundary conditions (SBC) are applied on the interfracture symmetry line, as well...
2016
Where to Find Stratigraphic Traps in the Large, Shaly Progradational Delta-Systems
L. Mattioni, I. Moretti, R. Darnault, J.M. Mengus, R. Del Negro
Indonesian Petroleum Association
...y spaced. Folds initiated quite symmetric and then they became asymmetric to overturned in the later stages of the deformation. As already describe...
2015
Mineralogic Analysis of Orbicular Gabbro, Sierra Nevada Batholith, CA
Karen A. Batten, Diane Clemens-Knott
Pacific Section SEPM
..., orthopyroxene compositions define a symmetric, U-shaped profile in the core, varying from En69 in the center of the core to En75 at the inner shell...
1997
Marine Multicomponent Seismic – The New Issues in the Developing Revolution
Jason Robinson
Indonesian Petroleum Association
... is that due to the mechanics of how the sensors are packaged, the vector response of the receiver station is not symmetric. There are established means...
2002
Background noise suppression for DAS-VSP data using attention-based deep image prior
Yang Cui, Umair bin Waheed, Yangkang Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... (Wang et al., 2020), and an output block. Our proposed method adopts a symmetric U-shape with channel attention and incorporates the deep image prior...
2024
Deltaic Deposits of the Upper Cretaceous Dad Sandstone Member of the Lewis Shale, South-Central Wyoming1
Roseanne Chambers Perman
Rocky Mountain Association of Geologists
... directions of symmetric ripplemarks and flute casts in the A. Lone Haystack Mountain (4 measurements), B. Bairoil (9 measurements) and C. Seminoe Dam SW (10...
1987
DAS Microseismic Monitoring and Integration With Strain Measurements in Hydraulic Fracture Profiling
Martin Karrenbach, Andrew Ridge, Steve Cole, Kevin Boone, Dan Kahn, Jamie Rich, Ken Silver, Dave Langton
Unconventional Resources Technology Conference (URTEC)
... the vertical parts of the fiber and thus the registered amplitude decreases until the signal falls below the background noise level. We observe a symmetric...
2017
Dynamic Flow Behavior in Shales Described via Digital Rock Modeling Provides Insight Into Gas Injection
Richard M. MacDonald, Steve I. Geetan, Denis Klemin
Unconventional Resources Technology Conference (URTEC)
... numerical scheme called the tensor-aligned conservative uniform symmetric (TACUS) method on a staggered grid implemented within the simulator...
2017
Stratigraphic Variability of the Demoinesian Marmaton Group Across the Lips Fault System in the Texas Panhandle Granite Wash, Southern Anadarko Basin
Patrick D. Jordan, Jesse J. Melick
Unconventional Resources Technology Conference (URTEC)
...; Bureau of Ec conomic Geology, 199 and Blakey, 2013). 97; W aphy Granite Wash Stratigra ern ennsylvanian ( (308 Ma) was a shallow, as s symmetric, cra...
2017
Lineament Patterns on the Moon, Mars and Mercury
G. Fielder, R. J. Fryer, P. J. S. Gash, J. L. Whitford-Stark, L. Wilson
Utah Geological Association
... in the A and B directions, have been explained (Fielder and Warner, 1962) in terms of radially symmetric stresses established during the formation...
1974
The Reality of the 3-D World
Jack G. Elam
West Texas Geological Society
...... of the North Atlantic Margins” includes only planar sections and models. As a result, the contributors to that Memoir treat both symmetric...
1992
Chapter 13. Curvilinears: Curvilinear Features Visible on Small Scale Imagery as Indicators of Geologic Structures
Rex M. Peterson
Utah Geological Association
.... Sets of Concentric Circles It is postulated that concentric circles indicate a simple structure, such as a symmetric dome or basin. One might...
1974
Large scale magnetic vector inversion using differential equations
John M. Weis, Lindsey J. Heagy
International Meeting for Applied Geoscience and Energy (IMAGE)
... this in the discrete form as: Au = q (4) A is a sparse symmetric positive definite Laplacian matrix that incorporates a zero-Dirichlet boundary condition...
2024
Fossil Selachians from the Belle Fourche Shale (Cretaceous, Cenomanian), Black Hills Region of South Dakota and Wyoming
David Cicimurri
Rocky Mountain Association of Geologists
.... 'l'he crown is symmetric:~l ancl vcry high, with I& clevelopment of a cusp. The tninsltlon from cusp to thc marginal :ura IS nearly straight. Numcrous...
2001
Defining the Optimal Drawdown Strategy in the Vaca Muerta Formation
Alejandro A. Lerza, Baosheng Liang, Daniela Rojas
Unconventional Resources Technology Conference (URTEC)
... proppant, therefore the expected absolute impact should be more or less symmetric. Finally, the last hypothesis involves the way tornado plots are build...
2018
An Early Palaeozoic Foreland Basin Succession beneath Gulf St Vincent, South Australia? - Implications for Petroleum Plays
T. Flöttman, P. W. Haines, C. D. Cockshell, W. V. Preiss
Petroleum Exploration Society of Australia (PESA)
... by this process. The internal seismic structure of package S2 is characterised by surfaces overlain by symmetric downlap towards both the north...
1997
Seismic first arrival tomography for top salt velocity update: A case study in the Santos Basin, Brazil
Paulo H. B. Alves, Marco Cetale, Roger M. Moreira, SĂ©rgio L. E. F. da Silva, Jorge Lopez
International Meeting for Applied Geoscience and Energy (IMAGE)
...ns with large offsets characterized by lower signal-to-noise ratios. We select the travel times in the form of minimal-phase wavelets, with our prima...
2024