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The AAPG/Datapages Combined Publications Database
Showing 36,608 Results. Searched 195,452 documents.
Dolomitization in the Bahamas as Constrained Using the Clumped Isotope Method
Search and Discovery.com
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Old Electric Logs: An Interpretation and Analysis Workshop
Willard J. (Bill) Guy
PTTC
... (pre-1958). • Review the Archie equations in order to determine the Sw and BVW. • Be able to determine the porosity from the uncalibrated Neutron...
2005
New Mathematical and "Stereographic Net" Solutions to Problem of Two Tilts--With Applications to Core Orientation
Curtis H. Johnson
AAPG Bulletin
... fundamental equations for solving these problems in terms of two new parameters are derived. The use of these equations in constructing nets for the solution...
1939
The Applicability of the Gibbs Equation for Grain Settling Velocities to Conditions Other than Quartz Grains in Water
Paul D. Komar
Journal of Sedimentary Research (SEPM)
... No. 4. (December), Gibbs et al. (1971) have derived empirical equations that yield settling velocities in water for spherical grains of approximately...
1981
Modeling Stimulated Rock Volumes Using DPDK Approach Coupled With Rock Mechanics
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Calculation of Stratigraphic Thickness in Parallel Folds: GEOLOGICAL NOTES
John B. Mertie, Jr.
AAPG Bulletin
... constant at two station points, traces of the planes tangent to the stratigraphic surfaces are drawn in a vertical profile normal to these tangent...
1944
Introduction to Nonlinear Models
Gerard V. Middleton and David M. Rubin
Special Publications of SEPM
... ical model", that is, a set of equations that are designed to represent some aspect of the real world. We recognize that other types of models...
1995
Prediction of Normal-Fault Geometries--A Sensitivity Analysis
Martha Oliver Withjack, Eric T. Peterson
AAPG Bulletin
...Prediction of Normal-Fault Geometries--A Sensitivity Analysis Martha Oliver Withjack, Eric T. Peterson 1993 1860 1873 77 11. (November) Several...
1993
Abstract: Permeability Anisotropy in Microsucrosic Dolomites
Perry O. Roehl
GCAGS Transactions
... dielectric and permeability anisotropy. This is based on the simultaneous solution of three equations of the form y-h = a sin (kx-b), where three...
1969
Permeability of Unconsolidated and Consolidated Marine Sediments, Gulf of Mexico
William R. Bryant, William E. Hottman, Peter K. Trabant
GCAGS Transactions
... a significant sand size fraction present (more than 5% sand). The permeabilities of the groups ranged from 10-5 to 10-10 cm/sec with 35 normal seawater...
1974
Abstract: Is the Applicability of Fractal Statistics to Sedimentary Structures the Result of Scale-Invariant Stochastic Processes or Deterministic Chaos?, by D. L. Turcotte; #91004 (1991)
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1991
Permeability Anisotropy in Microsucrosic Dolomites: ABSTRACT
Perry O. Roehl
AAPG Bulletin
... consistent dielectric and permeability anisotropy. This is based on the simultaneous solution of three equations of the form y - h = a sin (kx-b), where...
1969
Width-Thickness Relations for Fluvial and Shoreline Sand Bodies: ABSTRACT
R. B. Lennon
AAPG Bulletin
... sands for any stated thickness. Both populations may be fit by bivariate log-normal distributions and both result in nearly linear relations between...
1970
Permeability of Unconsolidated and Consolidated marine Sediments, Gulf of Mexico: ABSTRACT
W. R. Bryant, William E. Hottman, Peter K. Trabant
AAPG Bulletin
... to 10-10 cm/sec with 35 ppm normal seawater being used as the saturating fluid. A statistical analysis of the natural log of permeability versus...
1974
Abstract: AVO Response of a Visco-Elastic Porous Layer, by Sumana Basu; #90077 (2008)
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2008
Gas Apparent Permeability Prediction in Heterogeneous Shale Matrix Based on Fractal Theory and Fuzzy Statistical Method
Di Chai, Xiaoli Li
Unconventional Resources Technology Conference (URTEC)
... characterized by structural parameters with normal distributions. Subsequently, the optimal parameters of structural parameter distributions are calculated...
2020
Abstract: AVO Depth Modelling (Paper 2)
Leong Lap Sau, Ng Tong San
Geological Society of Malaysia (GSM)
... the normal. The Zeoppritz's equations, its approximations and extensions are used to compute the angular dependence of reflection coefficients for P...
1996
Subsurface Fault Throw: A Reply
Luis M. Banks
Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)
... across the throw equations merely by accident, as a sequel to the paper on the Santa Ana thrust, and simply because strong objections regarding throw...
1959
Calculating Sandstone-Shale Ratios from Growth Normal Fault Dips on Seismic Profiles
R. E. Bischke , J. Suppe
GCAGS Transactions
...Calculating Sandstone-Shale Ratios from Growth Normal Fault Dips on Seismic Profiles R. E. Bischke , J. Suppe 1990 Vol. 40 (1990), We present...
1990
On the Comparison Between the Threshold of Sediment Motion Under Waves and Unidirectional Currents with a Discussion of the Practical Evaluation of the Threshold: REPLY
Paul D. Komar, Martin C. Miller
Journal of Sedimentary Research (SEPM)
... graphically in Figure 4, based on the two threshold equations. This graph does assume s = 2.65 gm/cm3 and so applies only to normal quartz sands. For D > 0.05...
1975
Abstract: Forward Modeling of Log Response in Geopressured Formations Reveals Valuable Insights to the Various Pore Pressure Prediction Techniques, by J. C. Rasmus; #90923 (1999)
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1999
Monte-Carlo Modeling of Some Niger Delta Slope Events, by M. I. Oladapo, J. S. Ojo, M. O. Olorunfemi, and B. A. Adetola; #90037 (2005)
Search and Discovery.com
2005
PowerPoint Presentation
Engelder
Search and Discovery.com
... a pressure on the grains surrounding the pore. The most useful equations for teaching the concept of stress are the equations for normal (sn) and shear...
Unknown
The Three Elements of Structural Geology Part 1, #41849 (2016).
Terry Engelder
Search and Discovery.com
... the concept of stress are the equations for normal (sn) and shear (t) stress in terms of principal stresses (s1, s3). The derivation of these equations...
2016
Enhancing Pore Pressure Analysis Through Integrated Prediction Filter Error Analysis
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