Abstract: Dates, Rates and Global Correlation of the Permian of West Texas Based from Coupled U-Pb Carbonate Ages and Sr Chemostratigraphy, by Troy Rasbury, Gary Hemming, Tony Dickson, Jim Barrick, and Art Saller; #90078 (2008)

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Implications of Solid Bitumen in Source-rock Reservoirs

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A Suggested Standard Procedure for the Construction of Unimodal Current Rose-Diagrams: RESEARCH METHOD PAPER

Christian Andreassen

Journal of Sedimentary Research (SEPM)

... is then the midpoint of the modal sector. This result can be achieved by employing the following procedure: First, calculate the upper boundary value...

A simple model of gas production from hydrofractured horizontal wells in shales

Tad Patzek, Frank Male, and Michael Marder

AAPG Bulletin

... and the length of horizontal well as height. We formulate a nonlinear initial boundary value problem for transient flow of real gas that may sorb...

On Illogical Interpretation of Geological Structures in the Rocky Mountain Foreland Province: Discussion

Vince Matthews

Rocky Mountain Association of Geologists

..., 225 p. Couples, G., 1978, Comments on applications of boundary-value analyses of structure of the Rocky Mountains foreland, in V. Matthews, ed...

AAPG-SPE-SEG Hedberg research conference on The Geologic Occurrence and Hydraulic Significance of Fractures in Reservoirs

Peter Hennings

AAPG Bulletin

... of boundary-value forward modeling techniques were also discussed at the conference. Although this modeling approach has limitations with regard to rock...

Abstract: Inference of 2D and 3D Locally Varying Anisotropy Fields; #90187 (2014)

Maksuda Lillah and Jeff Boisvert

Search and Discovery.com

..., normal to itself, interface can be expressed as the boundary value formulation, whereas an interface advancing erratically is an initial value problem...

A Production Decline Model Based on Anomalous Diffusion Stemming from Complex Fracture Network

Shuai Liu, Han Li, Peter Valkó

Unconventional Resources Technology Conference (URTEC)

...al problems on fractals onto boundary value problems within continuum framework. Physics Letters A 382 (4): 141-146. https://doi.org/10.1016...

Interpretation of Gamma-Ray Logs

James K. Hallenburg

Earth Science Bulletin (WGA)

... the lower boundary is no problem. It is at half the peak value. The upper boundary is a problem because it is not sharp. The grade gradually tapers off...

A simulation of large-scale groundwater flow in the Niger Delta, Nigeria

Duke U. Ophori

Environmental Geosciences (DEG)

..., recognizing that a flow system could be obtained from the solution to a boundary-value problem. Freeze and Witherspoon (1966, 1967, 1968) removed...

Introduction to Ground-Water Hydrology, 1993 - Appendix A Permeameter Experiments

New Orleans Geological Society

... for K is a bit more complicated, involving a boundary-value solution to a differential equation. If you want to see its derivation, see Todd (1959...

Abstract: Description of Subsidence Phenomena Due to Gas Extraction in Deep Layers with Advanced Three-Phase Constitutive Model, by Mathieu Nuth, Lyesse Laloui, and Bernhard A. Schrefler; #90105 (2010)

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Simulation of Multiple-Stage Fracturing in Quasibrittle Shale Formations Using Pore Pressure Cohesive Zone Model

Mahdi Haddad, Kamy Sepehrnoori

Unconventional Resources Technology Conference (URTEC)

... on the problem and meshing and requires numerical experiments for finding the optimum value. This optimum value improves the solution convergence while...

Enhanced Faults Interpretation in West Offshore Madura using Boundary Element and Slip Tendency Analysis

Ghufron Fauzi, Khadafi, Andri Akbar, Brett Freeman, Renny Sara Sipayung

Indonesian Petroleum Association

... interactions of all faults and solves the boundary value problem such that the shear tractions on the fault surfaces balance the shear tractions imposed...

AAPG Archie Series, No. 1, Chapter 11: High-resolution Techniques

Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia

AAPG Special Volumes

... involves replicating an observed field log by numerically solving the mathematical boundary value problem of the electromagnetic fields generated...

First-Cycle Grain Weathering Processes: Compositions and Textures of Sea Glass from Port Allen, Kauai, Hawaii

Patricia L. Corcoran, Katrina Packer, Mark C. Biesinger

Journal of Sedimentary Research (SEPM)

... of leaching shallow. The process amounts to a moving boundary-value problem in which the weathered surface is continually being “swept away” by physical...

Structural History of Southwestern Wyoming as Evidenced From Outcrop and Seismic

David W. Stearns, W.R. Sacrison, R.C. Hanson

Rocky Mountain Association of Geologists

... in order to explain the juxtaposition of mountains and accumulating basins. Hafner (1951) solved a boundary value problem which fit the general requisite...

Field Application of a Novel Multi-resolution Multi-well Unconventional Reservoir Simulation: History Matching and Parameter Identification

Jia Fu, Hongquan Chen, Changqing Yao, Shohei Sakaida, Erich Kerr, Andrew Johnson, Akhil Datta-Gupta, Ding Zhu, A. Daniel Hill

Unconventional Resources Technology Conference (URTEC)

... history matching method The boundary value problems in the Eikonal equation can be solved by an efficient numerical method called the Fast Marching...

3-D Anisotropic Damage Mechanics for Modeling Interaction Between Hydraulic and Natural Fracture Planes in a Layered Rock … Application to Eagle Ford and Wolfcamp

Yamina Aimene, Chad Hammerquist, John A. Nairn, Ahmed Ouenes

Unconventional Resources Technology Conference (URTEC)

... solution for the weak form of the equation of motion of the boundary-value problem described by partial differential equations. After trying Finite...

Trishear: A Review of Kinematics, Mechanics, and Applications

Stuart Hardy, Richard W. Allmendinger

AAPG Special Volumes

... folding theory. They solved a boundary value problem appropriate to folding of an incompressible viscous anisotropic fluid (Johnson and Fletcher...

Simulations of the Origin of Fluid Pressure, Fracture Generation, and the Movement of Fluids in the Uinta Basin, Utah

J. D. Bredehoeft , J. B. Wesley , T. D. Fouch

AAPG Bulletin

... for the appropriate boundary and initial conditions, which is, in mathematical terms, a classic boundary value problem. Groundwater hydrologists have...

Dates, Rates and Global Correlation of the Permian of West Texas Based on Coupled U-Pb Carbonate Ages and Sr Chemostratigraphy

Troy Rasbury, Gary Hemming, Jim Barrick, Tony Dickson, and Art Saller

Search and Discovery.com

..., to a Carboniferous-Permian boundary value of 0.70815, consistent with published Sr trends and U-Pb zircon ages from the type sections in the Urals...

Exploration for Reservoir Quality Rock Bodies by Mapping and Simulation of Potentiometric Surface Anomalies

J. Toth, K. Rakhit

CSPG Bulletin

... of potential fields. The configuration of the flux- and potential-fields can be obtained as analytical or numerical solutions to boundary-value problems...

Numerical Models of Fluid Flow in Carbonate Platforms: Implications for Dolomitization

Jonathan Kaufman

Journal of Sedimentary Research (SEPM)

...-value problems where both the boundary conditions and initial hydraulic potential distribution need to be described. The lower boundary is always...

Thermal Subsidence and Generation of Hydrocarbons in Michigan Basin

Jeffrey A. Nunn , Norman H. Sleep , Wayne E. Moore

AAPG Bulletin

... of the appendix. The boundary value problem and method of solution for both elastic and viscoelastic lithosphere models are identical. However...