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The AAPG/Datapages Combined Publications Database
Showing 28,831 Results. Searched 196,763 documents.
Depositional Structures and Processes in the Non-barred High-energy Nearshore
H. Edward Clifton, Ralph E. Hunter, R. Lawrence Phillips
Journal of Sedimentary Research (SEPM)
... facies is more complex, and the direction of strongest surge may be variable. In the outer three facies, the landward sequence from small asymmetric...
1971
Clastic TidalitesA Partial Retrospective View
George D. Klein
Special Publications of SEPM
... in sedimentary structures was followed by a detailed analysis of sediment transport dynamics velocity asymmetry is the major factor controlling sand body geometry...
1998
Quantifying Crack Properties of Source Rocks from Elastic Stress Sensitivity
Jihui Ding, Anthony C. Clark, Tiziana Vanorio, Adam D. Jew, John R. Bargar
Unconventional Resources Technology Conference (URTEC)
... similar to that of Pervukhina et al. (2011) except that a step function with variable width, instead of a continuous function of fixed width, is used...
2021
Borehole tube wave generation by an incident P-wave at a fluid-filled fracture
Abdullah Alsawidan
International Meeting for Applied Geoscience and Energy (IMAGE)
..., we discuss the necessity of calculating the radial wavenumber using dispersion relations. wave velocity 𝛼, S-wave velocity 𝛽, and density...
2022
Basin-to-Prospect-Scale Subsurface Characterisation: New Insights into the Exmouth Sub-Basin, North West Shelf, Australia
Abdul Kholiq, Claire Jacob, Bee Jik Lim, Oliver Schenk, Anubrati Mukherjee, Alex Karvelas
Australian Petroleum Production & Exploration Association (APPEA) Journal
... velocity and seismic inversion as a guide to extrapolate low-frequency filtered logs. Rock physics analysis The rock physics analysis was performed...
2021
Fracture Characterization of Carbonate Reservoir Using Integrated Sequential Prediction of Artificial Neural Network: Case Study of Salawati Basin Field
Bagus Endar B. Nurhandoko, Nana Djumhana, Khairil Iqbal, Isnaini Rahman, Susilowati, Yoga Hariman
Indonesian Petroleum Association
... enable to optimize production from the field. The properties of each variable are unique for each rock, but the response of the wave parameter...
2012
Geothermal Exploration from Deep-Well Data
William F. Tanner
GCAGS Transactions
..., so that measured heat flow values taken from water wells, although confirming the general results from deep wells, provided highly variable numerical...
1976
Chapter 10: Integrated Reservoir Characterization to Provide Insight into Porosity and Permeability in a Mixed Carbonate–Siliciclastic Reservoir
Beth Vanden Berg, Stephanie LeBlanc, G. Michael Grammer
AAPG Special Volumes
... difference in the acoustic response from the data set, is a significant shift in the velocity–porosity relationship that is likely a result...
2019
Developments in Alaska in 1950
Ralph L. Miller
AAPG Bulletin
... in seismic exploration in permafrost regions was the drilling of a velocity test well through a large frozen lake in the Cape Simpson area. Previous...
1951
The Origin of Inverse Grading in Muddy Debris Flow Deposits--A Review
Michael A. Naylor
Journal of Sedimentary Research (SEPM)
... clasts. Other processes which may contribute are reduced buoyancy due to dilation, strength/fabric anisotropy, variable clast fall-out rate, inherited...
1980
Application of Transport Equations to Groundwater Systems
John D. Bredehoeft , George F. Pinder
AAPG Special Volumes
... velocity of the fluid (Lt-1); is effective porosity of the porous media (L0); [EQUATION] Qi(x, y, z) is a source or sink (L3t-1); (x-xj)(y-yj)(z...
1972
Heavy Mineral Shadows, a New Sedimentary Structure Formed Under Upper-Flow-Regime Conditions: Its Directional and Hydraulic Significance
R. J. Cheel
Journal of Sedimentary Research (SEPM)
... and deposit near their crests, where the intensity of velocity fluctuations (and maximum instantaneous shear stress) is lowest. Brady and Jobson (1973...
1984
Portfolio Analysis of Petroleum Fields and Prospects: A Robust Statistical Method
Aleksandar Vujovic, Ritu Gupta, Gregory C. Smith
Australian Petroleum Production & Exploration Association (APPEA) Journal
... distributions of each variable for each prospect (using a Monte Carlo approach, as herein) or a scenario analysis approach (e.g. Smith et al. 2009...
2017
Paleoslope Reconstruction In Sandy Suspended-Load-Dominant Rivers
Ranie M. Lynds, David Mohrig, Elizabeth A. Hajek, Paul L. Heller
Journal of Sedimentary Research (SEPM)
... of paleoslope, an elusive yet important environmental variable. Allen, J.R.L., 1982, Sedimentary Structures: Their Character and Physical Basis, Volume 1...
2014
The Complexity of Identifying and Quantifying Natural and Anthropogenic Influences on Surface Movement in Coal Seam Gas Producing Regions within the Surat Basin, Queensland
Sarah Brennand, Phil Hayes, Christopher Leonardi
Australian Petroleum Production & Exploration Association (APPEA) Journal
... in the Surat Basin. Velocity measurements show that surface movement in the vicinity of CSG wells ranges between −18 and +9 mm/year. Analysis of any...
2023
Processes of Sediment-Wave Construction Along the Present Zaire Deep-Sea Meandering Channel: Role of Meanders and Flow Stripping
Sebastien Migeon,, Bruno Savoye, Nathalie Babonneau, France-Lucy Spy Andersson
Journal of Sedimentary Research (SEPM)
... that most lower-velocity and density overflows depositing sediments on the upstream flank bypass on the downstream flank. This process is probably...
2004
Chebucto Head: Layered Granites and Cross Cutting Dikes
Peter Wallace
Atlantic Geoscience Society Special Publications
... the Chebucto Head lighthouse (Fig. 1), the granodiorite displays a restrictive area of layers dipping shallowly to the east. The layers are variable...
1998
Extended Abstract: Novel Well Flow-Control Valve for Flexible Well Completion and Application in Commingled Production of Oil and Gas in West Africa
Joseph Bagal, Maximilien Hallaire, Paul Hazel
Africa Energy and Technology Conference, 2016
.... It is desirable to remove the control lines whilst maintaining the functionality of multi zone, variable choke flow control. The well flow valve is a full-bore...
2016
Optical Data Processing of Multispectral Photographs of Sedimentary Structures
Howard J. Pincus , Syed A. Ali
Journal of Sedimentary Research (SEPM)
... p. DOBRIN, M. B., INGALLS, A. L., AND LONG, J. A., 1965, Velocity and frequency filtering of seismic data using laser light: Geophysics, v. 30, p...
1968
Abstracts: Cored Successions from a Modern Estuarine Channel, Willapa Bay, Washington; #90173 (2015)
Jesse Schoengut, Greg Baniak, Rares Bistran, Luke McHugh, S. George Pemberton, John-Paul Zonneveld, and Murray Gingras
Search and Discovery.com
... and mud deposited due to changes in current direction and velocity (THOMAS ET AL., 1987). Variation in the sedimentological and ichnological character...
2015
Niobrara Fracture Prospecting Through Integrated Structural and Azimuthal Seismic Interpretation, Silo Field Area, Wyoming; #20148 (2012)
Galen Treadgold, Gloria Eisenstadt, John Maher, Joe Fuller, and Bruce Campbell
Search and Discovery.com
..., but variable well results have long plagued operators. Silo Field has produced about 10 million barrels of oil since 1981, but well rates can vary...
2012
Oil from Granitoid Rocks - Reservoir Characterization of Fractured Basement in Neuquén Basin, Octógono Field, Argentina, #20280 (2014).
Diego E. Velo, Rodrigo Ugarte, Oscar Pioli, Fernando Rey, Diego Narrillos, Mario Pascual, Fernando Creus, Omar Castillo
Search and Discovery.com
... of fluids by the analysis of diffusion maps and comparison of T2 spectra. A permeability indicator is based in the reduction of velocity and amplitude...
2014
A Test of Initiation of Submarine Leveed Channels by Deposition Alone
Joel C. Rowland, George E. Hilley, Andrea Fildani
Journal of Sedimentary Research (SEPM)
... start by deposition on a planar rigid bed. We systematically varied the current density and outlet velocity to explore the relative influence...
2010
Hummocky Cross-Stratification and Megaripples: A Geological Double Standard?
Donald J. P. Swift, Albert G. Figueiredo Jr., G. L. Freeland, G. F. Oertel
Journal of Sedimentary Research (SEPM)
... to that of the mean flow. The high-velocity coastal margin of the flow is often jetlike and downwelling in nature, and is characterize by a down-current...
1983
Grain Size Distributions and Depositional Processes
Glenn S. Visher
Journal of Sedimentary Research (SEPM)
... current deposits, possibly because these currents are highly variable in velocity, density, grain size of transported materials, and thickness...
1969