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The AAPG/Datapages Combined Publications Database
Showing 5,197 Results. Searched 200,636 documents.
Delineation of CBM Reservoir Using Sparse Layer Inversion: Tanjung II CBM Field Case Study
Sunarli Ardi, Hanif Widya Nugraha, Shabrina Paramitha, Dian Larasati, Gathuk Widiyanto, Dinda Larasati Rahmani, Alfian Usman
Indonesian Petroleum Association
... to inverse seismic data into reflectivity data. Lithological determination is made by making a cross-plot between Gamma ray (GR) log against density log...
2017
Utilization of Old Cased-Hole Logs for Characterization of the Naturally Fractured Spraberry Formation, Midland Basin, Texas
Ashish K. Banik, David S. Schechter
West Texas Geological Society
... Neutron Logs to Modern Porosity Logs For most old neutron logs, the counts per second or API unit is approximately an inverse linear relationship...
1997
Seismic Data - Are We Realising Its Full Potential?
Phil Williams, Mick Cook
Petroleum Exploration Society of Australia (PESA)
... and horizon• consistent slices are readily generated. The full range of attribute displays plus additional tools to facilitate forward and inverse modelling...
1996
Investigation of the Shale Electrical Resistivity Reversal Commonly Observed at the Wet- to Dry-Gas Transition
Stephen P. Cumella, Alan P. Byrnes, Mark D. Sonnenfeld
Unconventional Resources Technology Conference (URTEC)
... oil to wet gas to dry gas is shown by black arrows. Possible Causes of Shale Resistivity Reversals Changes in resistivity and the inverse...
2018
Compressibility, Porosity, and Permeability of Shales Involving Stress Shock and Loading/Unloading Hysteresis
Faruk Civan
Unconventional Resources Technology Conference (URTEC)
... theory (Lamé, 1852) as pointed out elsewhere by Civan (2018b). The inverse power-law equation, where a and b are empirical constants, yields...
2018
Porosity Prediction Using Multiattribute Transforms and Probabilistic Neural Networks Analysis from Limestone Formation in BSJ Gas Field, Central Sulawesi, Indonesia
Ikawati Basri, Sabrianto Aswad, Suryana, Ikhsan Novryan Priatama
Indonesian Petroleum Association
... on seismic data as input the inverse of which is used to generated acoustic impedance (AI). The process of seismic inversion is controlled by the available...
2018
Integration of Magnetotelluric, Gravity and Seismic Data for Sub-Volcanic Imaging
Jeremy Gohitua MacArthur, Muhammad Fikri Putra, Nuha Malihati, Husnia Nur Annisa
Indonesian Petroleum Association
... was processed by inverse method to get the vertical imaging value with resistivity parameter using 1D Occam method. After that, 2D inversion is done and the depth...
2018
High-Resolution Sequence Stratigraphic Setting of Mississippian Eolianites, Appalachian and Illinois Basins
L. B. Smith, A. Al-Tawtl, J. F. Read
Special Publications of SEPM
... are I to 8 m thick and tens of meters to many kilometers wide They have wedge sets of planar and tangential sharply defined inverse graded laminae...
2001
Old Electrical Log Interpretation [Pre-1958], Chapter 6: The Microlog
Hilchie, D.W.
AAPG Special Volumes
... is run using the lower electrode as the current electrode and the upper electrode as a potential measurement electrode. A 1 inch by 1 inch inverse (1 1...
1979
Secondary gas emissions during coal desorption, Marathon Grassim Oskolkoff-1 Well, Cook Inlet Basin, Alaska: implications for resource assessment
Charles E. Barker, Todd Dallegge
CSPG Bulletin
... standard. Gas chromatographic analyses of gas samples over time show an inverse relation between the volume of O2 and the volumes of CO2 and CH4 (Fig. 8...
2006
Reservoir Characterization using Acoustic Impedance Seismic Inversion Method and Seismic Attribute in the "RST" Field of the Taranaki Basin, New Zealand.
Harista BR Ginting, Muh. Firmansyah, Muh Resky Ariansyah, Sabrianto Aswad, Davis Reza Siregar
Indonesian Petroleum Association
... annealing and colored inversion method are inverse modeling techniques with the result of an acoustic crosssection. The colored inversion method...
2019
Relationships Between Porosity, Median Size, and Sorting Coefficients of Synthetic Sands
John J. W. Rogers, William B. Head
Journal of Sedimentary Research (SEPM)
..., and porosities show an inverse linear relationship to sorting coefficient except in very well sorted samples in which porosity increases more rapidly than...
1961
Impact of Natural Fracture Induced Elastic Anisotropy on Completion and Fracturing Design in Different Shale Reservoirs
Emre Can Dundar, Aymen Alhemdi, Ming Gu
Unconventional Resources Technology Conference (URTEC)
... are created for different shale formations. The OB stiffness tensors are then used to derive the acoustic logs based on inverse calculation. The derived...
2019
The Global Offset Seismic Approach: Improving Seismic Imaging In Complex Geological Settings
Paolo Dell'Aversana
Petroleum Exploration Society of Australia (PESA)
... set col lected with a w ide range of offsets was accurately processed and sorted in CMP gathers. Accurate inverse and forward model ling...
2004
Microseismic Bedding-Plane Slip Theory [Requires] a Very Slippery Slope or a Very Large SHmax
Orlando J.Teran, Michael P. Thornton
Unconventional Resources Technology Conference (URTEC)
... 0.4 to 0.8 and that there is an inverse relationship between friction and TOC+Clay content. Although a µs of 0.05 is very small (it is similar...
2019
Paleoecology
C. R. Haller
AAPG Special Volumes
... the rule that in marine formations the number of mollusk species shows an inverse relation to the number of foram species. Faunules in Bear River Beds...
1980
Hybrid Physics and Data-Driven Modeling for Unconventional Field Development Onshore US Basin Case Study
Jaeyoung Park, Akhil Datta-Gupta, Ajay Singh, Sathish Sankaran
Unconventional Resources Technology Conference (URTEC)
.... In this study, inverse distance weighted average was used to populate values in demonstrating the workflow. However, geostatistical methods such as Kriging can...
2020
Hydraulic Fracture Propagation Simulations in Porous Media with Natural Fractures by IPACS
Mary F. Wheeler, Sanghyun Lee
Unconventional Resources Technology Conference (URTEC)
... is that this framework is easily coupled with the reservoir simulator for the predictive reservoir production, and with the inverse optimization algorithm...
2020
Reconstruction of Depositional Environments in the Pennsylvanian Vanport Basin by Carbon Isotope Ratios
J. N. Weber, R. E. Bergenback, E. G. Williams, M. L. Keith K@Pennsylvania State University, University Park, Pennsylvania
Journal of Sedimentary Research (SEPM)
... that there is a general inverse relationship between average carbon-13 content and proximity to the ancient shorelines and deltaic distributaries. BERGENBACK, R. E...
1965
The Texture of Talus in Tasmania
N. Caine
Journal of Sedimentary Research (SEPM)
... orientation and inclination reach the specified level of significance. At lower significance levels (p=0.05) an inverse relation between inclination...
1967
Understanding the Spacing, Completions, and Geological Influences on Decline Rates and B Values
Dillon Niederhut, Alexander Cui, Connor Macalla, Jason Reed
Unconventional Resources Technology Conference (URTEC)
... flowback period, but help maintain pressure in the system to sustain production afterward. The inverse relationship between thickness and oil and water...
2022
A 20-Year Retrospective on the Future of Seismic Technology
Andrew Long
Petroleum Exploration Society of Australia (PESA)
... of industry. However, various geoscience include multiple removal via inverse scattering elect romagnetics (EM) to determine the and engineering...
2012
A Comprehensive Approach to Water Volume Estimation in Unconventional Shale Reservoirs Through Physics-Informed Statistical Modeling
Bo Gong, Aygul Kostinovsky, Mehrnoosh Saneifar, Luisa Crousse, Mason Edwards
Unconventional Resources Technology Conference (URTEC)
... where formation conductivity 𝜎𝜎𝑡𝑡 is the inverse of Rt. 3 Since the product of 𝜙𝜙 and 𝑆𝑆 𝑤𝑤 is the water volume, which is equivalent...
2024
Improved Unconventional Development Decisions using Causal Inference
Henry Galvis Silva, Oliver Rojas Conde, Sebastien Matringe
Unconventional Resources Technology Conference (URTEC)
... across groups based on propensity scores. • Inverse Probability Weighting (IPW): Adjusts groups' weights using propensity scores to form a balanced...
2024
Depositional Structures and Processes in the Non-Barred High-Energy Nearshore: ERRATUM
H. E. Clifton, R. E. Hunter, R. L. Philips
Journal of Sedimentary Research (SEPM)
... above hammer. Gentle seaward inclination of most of the beds, seaward pebble imbrication, landward lensing out of pebble beds and inverse size grading...
1971