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The AAPG/Datapages Combined Publications Database
Showing 1,247 Results. Searched 200,630 documents.
Distribution, Composition and Characteristics of the Surficial Sediments of Lake Ontario
R. L. Thomas, A. L. W. Kemp, C. F. M. Lewis
Journal of Sedimentary Research (SEPM)
... and Ehrlich (1970) interpret statistical measures defining grain size distribution curves to be a summation of the degree of mixing of a number...
1972
Modernizing Petrophysical Interpretation in Unconventional Reservoirs by Integrating Advanced Well Logs and Core Analysis in High-Definition Wells
Haijing Wang, Luisa Crousse, Sergio Cuervo, Ronald Brown, Andrew Tipton, Tim Fischer, Michael Cheshire, Mason Edwards, Aygul Kostinovsky, Ezequiel Lombardo, Esteban Rives, Ricardo Freitas, Ali Wushur
Unconventional Resources Technology Conference (URTEC)
... saturation shown in Figure 10 are measured using retort methods. Retort methods is a summation of fluids technique where a core sample is heated...
2025
Development of a New Method for Estimation of Permeability and Saturation-Dependent Relative Permeability in Irregular-Shaped Organic-Rich Mudrock Samples
Sabyasachi Dash, Zoya Heidari
Unconventional Resources Technology Conference (URTEC)
... face of the tetrahedron. The right-hand side of Eq. (5) is the summation of the surface flux of each tetrahedron. We use the OpenFOAM (Weller et al...
2025
Depositional Environment of the St. Peter Sandstone Deduced by Textural Analysis
E. J. Amaral, W. A. Pryor
Journal of Sedimentary Research (SEPM)
... Friedman's (1961) discriminating boundary in Figure 9 is based on moment summation calculations, it is probably less accurate when used...
1977
Influence of Shale Distribution Types on the Effective Porosity of Sandstone Reservoirs
Gregory J. Ferguson, James J. Willis, Duncan S. McIntosh, Jr., Jesse W. Zwennes, James Pasley, Garrett M. Goettel
GCAGS Transactions
... distribution types to the total volume of shale, whereas Juhasz (1986) had the key insight to crossplot total volume of shale (summation of said distribution...
2018
Seismic Characterization of the Fiordland Gas-hydrate Province, New Zealand
Miko Fohrmann, Andrew R. Gorman, Ingo A. Pecher
AAPG Special Volumes
..., and the summation of adjacent channels in each shot ensemble to enhance the signal-to-noise (S/N) ratio and to reduce the computational time. The resulting...
2009
Screening Techniques: Chapter 9
Myron K. Horn
AAPG Special Volumes
... to the hyperbolic decline. The hyperbolic portion of the curve represents a summation of both fracture and matrix production; and can usually be divided...
1991
PC Software Considerations for Economic Evaluation of Investments in the Petroleum Industry: Chapter 13: Part III. Economic Aspects of the Business
John M. Stermole
AAPG Special Volumes
... value risk assessment, two-outcome or decision tree handling, and low case summation of entities using conditional probabilities are features...
1992
Genetic Classification of Petroleum Systems Using Three Factors: Charge, Migration, and Entrapment: Chapter 4: Part I. Introduction
Gerard Demaison, Bradley J. Huizinga
AAPG Special Volumes
... migration processes. Overall migration losses result from the summation of primary migration losses (expulsion from the active source rock...
1994
Cooking Lake and Duvernay (Late Devonian) Sedimentation in Edmonton Area of Central Alberta, Canada
John M. Andrichuk
AAPG Bulletin
..., a statistical summation of individual thicknesses of interbedded bioclastic and pseudo-oolitic limestone obscures the real variations that do in fact occur...
1958
Diagenetic Pathways in Sedimentary Basins: Chapter 6: DIAGENESIS AND BASIN HYDRODYNAMICS
Wendy J. Harrison, Regina N. Tempel
AAPG Special Volumes
... pattern observed in a rock is thus a summation of the effects of all the different pore fluids that have flowed through it during burial, in combination...
1993
Diagenesis and Evolution of Secondary Porosity in Upper Minnelusa Sandstones, Powder River Basin, Wyoming: Part 3. Applications in Exploraton and Production
John C. Markert, Zuhair Al-Shaieb
AAPG Special Volumes
..., 1969). End_Page 373------------------------ Table 1. Summation of thin-section data. End_Page 374------------------------ Click to view image...
1984
Geologic Considerations for Stratigraphic Modeling and Interpretation: Section 3. Stratigraphic Models from Seismic Data
L. D. Meckel Jr. , A. K. Nath
AAPG Special Volumes
... are not responses from specific points of subsurface acoustic boundaries but are a summation of responses from an area surrounding the geometrically...
1977
Constraints on Eolian Grain Flow Dynamics Through Laboratory Experiments on Sand Slopes
Richard R. McDonald , Robert S. Anderson
Journal of Sedimentary Research (SEPM)
... 0.25 cm, consistent with the reported shadow patterns We use the summation of two cosine functions of different periods and amplitudes to create a bed...
1996
S
John G. Dennis
AAPG Special Volumes
... that in rock bodies only the results of strain can be observed, and the observed structure is the summation of the previous states--the result of strain...
1967
Sedimentation in Modern Coastal Swamps, Southwestern Florida
David W. Scholl
AAPG Bulletin
...). SUMMATION REMARKS The Ten Thousand Islands and Whitewater Bay areas are parts of an enormous coastal mangrove estuarine swamp which extends 50 miles...
1963
Biosedimentology of a Silurian Thrombolite Reef with Meter-Scale Growth Framework Cavities
Charles F. Kahle
Journal of Sedimentary Research (SEPM)
... not completely filled a cavity prior to the time that the cavity was roofed over by reefal organisms (Fig. 13D4). Summation.--The relationship between...
2001
Conceptual and Numerical Modeling of the BIG'95 Debris Flow, Western Mediterranean Sea
Galderic Lastras, Fabio Vittorio De Blasio, Miquel Canals, Anders Elverhoi
Journal of Sedimentary Research (SEPM)
... of the block M where the summation is extended to all the forces Fi acting on the block. Because the mass is constant during the flow, we can...
2005
Fluid-Release Mechanisms in Compacting Marine Mudrocks and Their Importance in Oil Exploration
Maurice C. Powers
AAPG Bulletin
... others contend that hydrocarbons form and migrate after only shallow burial. A summation of the information on this sub ect suggests that hydrocarbons...
1967
Depositional History of Carboniferous (Middle Visean) Limestones from Bristol and Parts of South Wales
W. C. MacQuown, Jr. , T. W. Bloxam
AAPG Bulletin
... and geochemical summaries within the text. Graphic summation of the lithostratigraphy (Figs. 4, 7, 8), the biostratigraphy (Fig. 10), and the geochemistry...
1972
Cementation in Lyons Sandstone and its Role in Oil Accumulation, Denver Basin, Colorado
D. W. Levandowski , M. E. Kaley , S. R. Silverman , R. G. Smalley
AAPG Bulletin
... is an overall summation of the geologic history of the Lyons Formation. 1. Deposition of quartz sand with clay and iron oxide matrix. 2. Compaction...
1973
Petroleum Microseepage at Cement, Oklahoma: Evidence and Mechanism
Terrence J. Donovan
AAPG Bulletin
... is the number of fractions used in the summation. CIav values for crudes at Cement generally increase with increasing sample depth...
1974
Temperatures and Depth-Dependent Heat Flow in Western North Sea
C. P. Andrews-Speed , E. R. Oxburgh , B. A. Cooper
AAPG Bulletin
... of limestone, etc. Clearly, ^scrl1 + ^scrl2 + ^scrl3 ... must be equal to z. The quantity represented by the summation in the brackets on the right-hand...
1984
Genetic Classification of Petroleum Systems (1)
GERARD DEMAISON and BRADLEY J. HUIZINGA
AAPG Bulletin
... migration losses result from the summation of primary-migration End_Page 1628------------------------------ losses (expulsion from the source rocks...
1991
Fault facies modeling: Technique and approach for 3-D conditioning and modeling of faulted grids
N. Fredman, J. Tveranger, N. Cardozo, A. Braathen, H. Soleng, P. Roe, A. Skorstad, A. R. Syversveen
AAPG Bulletin
... based on the displacement model of the entire grid (the summation of the displacement models of all faults in the grid). Finite strain is then computed...
2008