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The AAPG/Datapages Combined Publications Database
Showing 49,605 Results. Searched 195,387 documents.
Liquid Movement Through Kaolinite under Hydraulic, Electric, and Osmotic Gradients
Harold W. Olsen
AAPG Bulletin
...) Equation 1 is readily obtained from the postulates of irreversible thermodynamics (Staverman, 1952). Although the general validity...
1972
An Empirical Study of the Generalized Fluid Method for Hydrocarbon Discrimination
Search and Discovery.com
.... For the first category, Aki and Richards equation emphasized the contribution of variations in the P- and S-wave velocities and density. A reformulation...
2013
Difficult Lithologies: Part 4. Wireline Methods
Khaled Hashmy, Mark Alberty
AAPG Special Volumes
... mixtures of minerals. The terms M and N are defined as follows: [EQUATION] These values are crossplotted in Figure 1. Binary mixtures of minerals...
1992
Wave-Formed Sedimentary StructuresA Conceptual Model
H. Edward Clifton
Special Publications of SEPM
... and solitary wave 130 H EDWARD CLIFTON values the velocity a for 5 second based one is used here as the on general theory wave...
1987
Multifocusing Stack Technique for Subsurface Imaging, #40749 (2011)
Sunjay Sunjay,
Search and Discovery.com
...- involved in equation (1) are curvature radii of the fictitious wave fronts ΣS and ΣG. It is clear from Figure 3 that, for a given central ray, the radii R...
2011
Abstract: Application of Gassmann's Model in Hydrocarbon-Bearing Reservoir Characterisation
Ng Tong San, Leong Lap Sau
Geological Society of Malaysia (GSM)
... impedance (density x velocity) in sandstone and carbonate reservoirs can be predicted from seismic wave propagation in a porous fluid-filled media...
1990
Source Mechanism Characterization of Microseismic Data at Pouce Coupe Field, Alberta, Canada
Matthew J. Lee, Shawn Maxwell, Thomas L. Davis
Unconventional Resources Technology Conference (URTEC)
... that these solutions tie well with the natural fracture directions determined by the shear wave splitting study. The shear wave splitting map is consistent...
2014
A Methodology for Selecting Optimal Pipe Rocking Regimes during Slide Drilling
Ian Rostagno, Michael Yi, Pradeepkumar Ashok, Eric van Oort, Ben Potash, Chris Mullin
Unconventional Resources Technology Conference (URTEC)
..., 28, no. 2. Fitzpatrick, R. (2013, April 8). General Solution of 1D Wave Equation. Retrieved January 22nd, 2019, from http://farside.ph.utexas...
2019
A Novel Method for Experimental Characterization of the Poroelastic Constants in Unconventional Formations
Deepak Gokaraju, Munir Aldin, Akshay Thombare, Abhijit Mitra, Sudarshan Govindarajan, Robert Patterson
Unconventional Resources Technology Conference (URTEC)
... in real time during small perturbations in stress. The use of P-wave velocity or arrival time is evaluated as an effective gauge to capture the rock...
2018
CGG 3D Surface-Related Multiple Modelling: A Unique Approach, #41590 (2015).
David Le Meur, Antonio Pica, Terje Weisser
Search and Discovery.com
... and multiples through the target volume is modelled using the one-way wave equation. The method therefore handles well the problems of cable feathering...
2015
Abstract: Integration of Well Logs and Seismic Data for Prediction of Elastic Properties in a Heavy Oil Sand Reservoir: Manitou Lake, Saskatchewan; #90171 (2013)
Maria F. Quijada and Robert R. Stewart
Search and Discovery.com
... CSPG/CSEG/CWLS GeoConvention 2009, Calgary, Alberta, Canada, May 4-8, 2009 Log response equation Gardner Density (g/cm3) P‐wave sonic (us/m...
2013
Pioneering the Global Subsalt/Presalt Play: The World Beyond Mahogany Field, by Dwight "Clint" Moore, #10285 (2010).
Search and Discovery.com
2010
Supratidal Evaporitic Dolomite at Ojo De Liebre Lagoon: Mineralogical and Isotopic Arguments for Primary Crystallization
Catherine Pierre , Luc Ortlieb , Alain Person
Journal of Sedimentary Research (SEPM)
... crop out along the basin edge. Oxygen and Hydrogen Isotope Composition of Water of the Solutions From a general point of view, the isotopic ratios...
1984
Thickness Changes in Sedimentary Layers During Compaction History; Methods for Quantitative Evaluation
Raymond Perrier , Jacques Quiblier
AAPG Bulletin
... possible by the intermediary of the Lagrangean description. The complex partial differential equation which results seems to offer the most general...
1974
Mixing at Turbidity Current Heads, and Its Geological Implications
J. R. L. Allen
Journal of Sedimentary Research (SEPM)
... to a general class of flows to which the term gravity current is appropriate. Further examples of this class are provided by salt-wedges and fresh...
1971
Computer Modeling a Miocene Carbonate Platform, Mallorca, Spain
Dan W. J. Bosence , Luis Pomar , David A. Waltham , Thomas H. G. Lankester
AAPG Bulletin
... and consistent presentation. APPENDIX 1 Computer Model The numerical model demonstrated in this paper uses the general forward modeling equation developed...
1994
Role of Vortices in Surf Zone Prediction: Sedimentation and Wave Forces
Robert L. Miller
Special Publications of SEPM
... 45 equation l wave celerity Masch and depth and C Wiegel 1961 have published tables for solutions 3 6 40 According height 2 25 25 2 6 0 3 4...
1987
Diffusion of Methane and Ethane Through the Reservoir Cap Rock: Implications For the Timing and Duration of Catagenesis
Jon S. Nelson , E. C. Simmons
AAPG Bulletin
... general equation by adding more variables to Archie's equation: [Equation] where a is an empirical constant called the rock texture or tortuosity...
1995
Theory and Applications of Time Series Analysis to Wireline Logs: Chapter 5
John H. Doveton
AAPG Special Volumes
... possible solutions for these extremes. The equation is solved following the insertion of the coefficients generated by the regression analysis...
1994
Physical Processes in the Ocean: Part 2: Relation of Oceanography to Sedimentation: PART 1
R. H. Fleming, Roger Revelle
AAPG Special Volumes
... and the atmosphere. The general expression for hydrostatic pressure at a point is, End_Page 62------------------------- [EQUATION] where p...
1939
Semi-Analytical Approach of Optimum Vibration Frequency Determination That Gives Maximum Improvement on Reservoir Rock Porosity
Mursalim Mardin, Tutuka Ariadji
Indonesian Petroleum Association
.... The general resultant equation has the format: φav = A.Sin (ω × f ) + φo where “A” is constant value, “ω” is constant value, “ φ o ” is porosity before...
2005
ABSTRACT: Magnetic Resonance Utilization as an Unconventional Reservoir Permeability Indicator; #90108 (2010)
Jim Bray, Charles H. Smith, Sandeep Ramakrishna, and Eli Menendez
Search and Discovery.com
... reservoirs require unconventional solutions. Horizontal drilling into these reservoirs followed by intensive perforating and fracture treatment techniques...
2010
Abstract: Spectral-element Simulations of Elastic Wave Propagation in Exploration and Geotechnical Applications; #90187 (2014)
Lin Zheng, Qi Zhao, Qinya Liu, Bernd Milkereit, and Giovanni Grasselli
Search and Discovery.com
...Abstract: Spectral-element Simulations of Elastic Wave Propagation in Exploration and Geotechnical Applications; #90187 (2014) Lin Zheng, Qi Zhao...
2014
Thermal Subsidence and Compaction in Sedimentary Basins: Application to Baltimore Canyon Trough
C. L. Angevine, D. L. Turcotte
AAPG Bulletin
... 5 we obtain EQUATION (6) where ks is the thermal conductivity of the sediment. In general ks will depend upon the mineralogy of the solid grains...
1981
Depth of Investigation for Linear Flow: Theory and Practice
Arjun Ravikumar, John Lee
Unconventional Resources Technology Conference (URTEC)
... radius method, and methods based on asymptotic solutions analogous to wave propagation are explored and compared. Using the concept of source...
2018