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The AAPG/Datapages Combined Publications Database
Showing 29,450 Results. Searched 200,599 documents.
Sharp-Based, Flood-Dominated Mouth Bar Sands from the Burdekin River Delta of Northeastern Australia: Extending the Spectrum of Mouth-Bar Facies, Geometry, and Stacking Patterns
Christopher R. Fielding, Jonathon D. Trueman, Jan Alexander
Journal of Sedimentary Research (SEPM)
... deposits can be more variable than usually presumed. Mouth bars with triangular plan-view subaerial geometry are well developed at the mouth of the modern...
2005
Stress-Dependent Permeability and Porosity of Coal
Chester R. McKee, Amar C. Bumb, Robert A. Koenig
Rocky Mountain Association of Geologists
.... The primary formation parameter is pore compressibility and formulas are derived for both constant and variable pore compressibility. The grains are assumed...
1988
Reservoir Characterization of Unconventional Gas Shale Reservoirs: Example from the Barnett Shale, Texas, U.S.A.
Prerna Singh, Roger Slatt, Gabriel Borges, Roderick Perez, Romina Portas, Kurt Marfurt, Michael Ammerman, William Coffey
Oklahoma City Geological Society
..., Hickey et al. 2007, Bowker, 2007), show that there is significant variation in the internal stratigraphy of the Barnett Shale. This variable...
2009
Geocellular Modelling of Vorwata, Wiriagar Deep, Roabiba and Ofaweri Fields, Tangguh JV
Ana Widyanita, Astuti Purwati, Joaquin Naar, Wahyu Hidayat
Indonesian Petroleum Association
... (E-W) strikeslip faults with variable vertical displacement, and Northwest-to-Southeast (NE-SE) strike-slip “tails and dilation” faults (Figure 4...
2011
Seismic Foldout: New GeoStreamer X multi-azimuth seismic dataset in the Norwegian Sea unlocks new prospectivity
Marcin Przywara, Stefan Möller, Jens Beenfeldt, PGS
GEO ExPro Magazine
..., referred to as streamer-tails, were extended to achieve longer offsets, which provide greater depths during FWI-based velocity model building...
2024
Deep learning-based 3D microseismic event direct location using simultaneous surface and borehole data: An application to the Utah FORGE site
Yuanyuan Yang, Omar M. Saad, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
.... These variable CNN blocks can adapt to diverse datasets of different shapes/values and extract their unique features separately, enhancing the network...
2024
Chapter Seven: Reservoir Evaluation
Alistair R. Brown
AAPG Special Volumes
..., as indicated in red. Variable porosity in the wet sand is probably responsible for the irregular yellow patterns downdip. The high amplitudes, principally...
2011
A Textural Inversion Phenomenon Within Lower Jurassic Red Beds of the Ardon Formation, Makhtesh Ramon, (Israel)
Ron Goldbery
Journal of Sedimentary Research (SEPM)
... for the dispersed coarse-grained quartz population is ferruginous, argillaceous dolomicrite with variable concentrations of fine sand to silt-sized epiclastic...
1979
Atlas of Seismic Stratigraphy: Seismic Sequences as Applied to Basin-Fill Analysis: Taranaki Basin, New Zealand
Shell Oil Company
AAPG Special Volumes
..., and interval velocity, which express certain gross lithologic and depositional features of the sediments generating the reflections. These facies...
1987
AAPG/Datapages Discovery Series No. 7, Multidimensional Basin Modeling, Chapter 4: 2-D Inverse Thermal Modeling on the Norwegian Shelf Using Fast Approximate Forward Solutions
S. P. Trautner and S. B. Nielsen
AAPG Special Volumes
... temperatures and vitrinite reflectances with background heat flow as the unknown inversion variable. We furthermore describe the nonuniqueness...
2003
Hyperpycnites Deposited 700 km Away from River Mouths in the Central Japan Sea
Takeshi Nakajima
Journal of Sedimentary Research (SEPM)
... of longitudinal flow structure: Journal of Sedimentary Research, v. 73, p. 706–713. Kneller, B.C., Bennett, S.J., and McCaffrey, W.D., 1997, Velocity...
2006
Labrador Sea, Davis Strait, Baffin Bay: Geology and Geophysics — A Review
S. P. Srivastava, R. K. H. Falconer, B. MacLean
CSPG Special Publications
... age, underlie Hudson Strait (Grant, 1975b). Deformed high velocity strata considered to be of probable Paleozoic age occur beneath the western margin...
1981
Increasing Drilling Performance in ERD Wells with New Generation Drill Pipe
Luc Van Puymbroeck, Henry Williams
Unconventional Resources Technology Conference (URTEC)
...-deviated wells have a natural tendency to avalanche and to accumulate on the low side of the wellbore. As the flow velocity of the drilling mud becomes...
2013
Use of Thousand-Channel Seismic in Canning Basin
A. Moore, E. Allison
Petroleum Exploration Society of Australia (PESA)
... of carbonate, with all the attendant possibilities of reefs, karst topography and other causes of steep and variable dips. To avoid "smearing...
1984
Estimation of Source-To-Sink Mass Balance By A Fulcrum Approach Using Channel Paleohydrologic Parameters of the Cretaceous Dunvegan Formation, Canada
Wen Lin, Janok P. Bhattacharya
Journal of Sedimentary Research (SEPM)
... fulcrum approach. Bankfull channel depth and width, grain size, paleoslope, velocity, and discharge are derived from outcrop, core, and well logs. Some...
2017
Tubing Anchors can Reduce Production Rates and Pump Fillage
James N. McCoy, Lynn Rowlan, Carrie-Anne Taylor, Tony Podio
Unconventional Resources Technology Conference (URTEC)
... the downward liquid velocity in the casing annulus. Downward annular liquid velocity less than or equal to 6 inches per second4 allows the majority...
2014
The Geometry and Seismic Character of Mid-Late Miocene Carbonate Sequences, SS Area, Offshore Northwest Java
David Carter, Marihot Hutabarat
Indonesian Petroleum Association
... and interval velocity. Such seismic facies are often recognised on seismic data at a scale of magnitude greater than that of log facies from wireline logs...
1994
Petrophysical Properties of the Sligo Formation of Northern Louisiana and Arkansas
Hugh J. Mitchell-Tapping
GCAGS Transactions
..., and the intersect (a) to be 1. Acoustic velocity tests on core plugs showed a relationship to the cementation factor. Mercury capillary pressure tests on the oolite...
1981
Fluid distribution modeling impact on estimating CO2 saturation in Cranfield: A capillary pressure equilibrium approach with invertible neural networks
Sohini Dasgupta, Arnab Dhara, Mrinal K. Sen
International Meeting for Applied Geoscience and Energy (IMAGE)
... and the American Association of Petroleum Geologists sure) at the injection site to estimate saturation and correlate global saturation with velocity...
2024
Advances in Borehole Imaging in Unconventional Reservoirs
Marian Morys, Sergei Knizhnik, Andrew R. Duncan, Brady E. Tingey
Unconventional Resources Technology Conference (URTEC)
... of a material is defined as a product of its density (ρ) and acoustic velocity (V). Figure 2 illustrates the dependence of the acoustic pressure...
2018
Seismic Profiles in the Area of the Pierce and Black Hollow Fields, Weld County, Colorado
Donald S. Stone
Rocky Mountain Association of Geologists
... anistropy, or velocity and density contrasts exist within presumed isotropic Precambrian terrains to explain the strong reflected events seen on deep seismic...
1985
Particle Shape: Classification of Thickness Using Slotted Screens
John C, Ludwick
Journal of Sedimentary Research (SEPM)
... velocity and flume behavior of non-spherical particles: Am. Geophys. Union Trans., p. 621-633. LUDWICK, J. C., AND HENDERSON, P. L., 1968, Particle...
1971
Origin of Parallel, Near-Horizontal Laminae by Migration of Bed Forms in a Small Flume
E. F. McBride, R. G. Shepherd, R. A. Crawley
Journal of Sedimentary Research (SEPM)
... with the water surface and had variable spacings (15 to 40 cm), and by downstream migration of waves (2 to 8 mm high) with regular spacings of 3 to 6...
1975
Structure and Tectonic Setting of Continental Shelf Southwest of Kodiak Island, Alaska
Michael A. Fisher
AAPG Bulletin
...-Romberg gravimeter on a stable platform. Total-field magnetic data were collected using a Varian proton-precession magnetometer. Velocity data used...
1979
Hydrothermics in the Wyoming Overthrust Belt
Gary W. Zielinski , , James A. Drahovzal , , Gail Moritz Decoursey , , Joseph M. Ruperto
AAPG Bulletin
... of the annual surface-temperature variation, g is the geothermal gradient, ^ohgr is the angular velocity of the annual temperature variation (2 × 10-7...
1985