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The AAPG/Datapages Combined Publications Database
Showing 20,640 Results. Searched 200,626 documents.
Carbonate Grain-Size Distribution in Hemipelagic Sediments from a Laser Particle Sizer: RESEARCH METHODS PAPERS
Alain Trentesaux, Philippe Recourt, Viviane Bout-Roumazeilles, Nicolas Tribovillard
Journal of Sedimentary Research (SEPM)
...-Greenland sea from settling-velocity measurements of sediment surface samples: methods, application, and results: Journal of Sedimentary Research, v. 70...
2001
Real-Time Pore Pressure Monitoring Optimizes Drilling 4 Deep Water Wells in Kutei and Tarakan Basin - Offshore East Kalimantan
Graziano Capone, Giovanni Bucari, Somesh Bahuguna, Ngurah Beni Setiawan
Indonesian Petroleum Association
... enabled real-time streaming of Logging While Drilling (LWD) data such as Gamma Ray, resistivity with various depths of investigation, Density and Neutron...
2011
Effect of pore structure on electrical resistivity in carbonates
Klaas Verwer, Gregor P. Eberli, Ralf J. Weger
AAPG Bulletin
... 59699, p. 7.Anselmetti, F. S., and G. P. Eberli, 1993, Controls on sonic velocity in carbonates: Pure and Applied Geophysics, v. 141, p. 287323, doi...
2011
Abstract: A 12-Step Program to Reduce Uncertainty in Kerogen-Rich Reservoirs; #90224 (2015)
E. R. (Ross) Crain and Dorian Holgate
Search and Discovery.com
... be coded into the user-defined equation module of any software package. Some quick-look methods “fake” the kerogen correction by using the density log...
2015
G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset
Norman S. Neidell
AAPG Special Volumes
... to the Domain of Intercept Time and Ray Parameters - a Plane Wave Decomposition," Geophysics, Vol. 46, No. 3, pp. 255-264, June, 1981. (13) Bortfeld (R...
1987
Brittleness Index - A Parameter to Embrace or Avoid?
Eliza Mathia, Ken Ratcliffe, Milly Wright
Unconventional Resources Technology Conference (URTEC)
... with the right calibrations to static moduli, one can successfully calculate such parameters as Young’s modulus or Poisson’s ratio at the depth of interest...
2016
Measuring Electrical Resistivity Variations in a Sandstone Specimen Injected with Gas, Liquid, and Supercritical CO2
Kyosuke Onishi, Toshifumi Matsuoka, Yoshihiko Ishikawa, Ikuo Okamoto, Ziqiu Xue
AAPG Special Volumes
... amount of more than 10 million tons of CO2 was injected into an aquifer of 1100-m (3609-ft) depth for 1.5 yr in the Nagaoka test site. The seismic velocity...
2009
The Geometry of Toolachee Unit 'C' Fluvial Sand Trends, Moomba Field, Permian Cooper Basin, South Australia
W. A. Fairburn
Petroleum Exploration Society of Australia (PESA)
...). Porosity is derived from the gamma ray and sonic logs using a SANTOS in-house porosity equation (known as the Overton equation) which is specific...
1989
A Geomechanics-Driven Facies Model to Reconcile Production, Inform Completion Strategies, and Determine Landing Zones in the Green River Basin
Joel Mazza, Jesse Havens, Torrey Mullen
Unconventional Resources Technology Conference (URTEC)
...’s equation was used to saturate the rock with the appropriate fluid Crack density was solved for using the dipole-measured shear wave velocity Clay...
2019
Wavelet analysis of well-logging data from oil source rock, Egret Member, offshore eastern Canada
Andreas Prokoph, Frederik P. Agterberg
AAPG Bulletin
... of the gamma-ray signals (in API) are labeled on the depth axis of each log. The 20 API gamma-ray magnitude scale is valid for all logs. The gamma-ray...
2000
Fluid Typing and Maturity Index from Logs: A New Framework for Petrophysical Evaluation of Organic-rich Mudrock
Laurent Mosse, Paul Ryan Craddock, Erik Rylander, Alberto Ortiz, Carolina Bernhardt
Unconventional Resources Technology Conference (URTEC)
... are not fixed, but are inverted for at each depth, under certain constraints. Natural variability of these properties, both vertically and laterally, can...
2016
Seismic Brittleness Index Volume Estimation From Well Logs in Unconventional Reservoirs
Search and Discovery.com
N/A
Using XRF Data to Estimate XRD Mineralogy and TOC as an Exploration Tool
Search and Discovery.com
N/A
Geologic-carbon-sequestration potential of the Ordovician St. Peter Sandstone, Michigan and Illinois Basins, United States
David A. Barnes, Kevin M. Ellett, and John A. Rupp
Environmental Geosciences (DEG)
... of the St. Peter Sandstone was initially modeled by using a depth-based linear function that was fit using regression against core analyses from all...
2017
Using Legacy Data from Cores, Open Hole Logs, and Production Logs to Optimize the Placement of Horizontal Well Targets in the Cotton Valley Formation of North Louisiana and East Texas
Marvin E. Markley, Ian M. Byram
GCAGS Transactions
... of sandstone, limestone, and shale. The depth of the Cotton Valley Group is roughly 7800 to 11,000 feet as shown in Figure 1. Although it is mainly...
2018
Dolomitization kinetics during induction: fluid geochemistry and mineralogical evidence for early nucleation
Ariel S. Martin, Stephen E. Kaczmarek
Journal of Sedimentary Research (SEPM)
.... Laboratory experiments consistently report a long induction period during which no mineral products are detected with X-ray diffraction. In contrast...
2025
Diagenesis of Gulf Coast Clayey Sediments and Its Possible Relation to Petroleum Migration
John F. Burst
AAPG Bulletin
.... Lattice mixing in Wilcox (Eocene) sediments. X-ray patterns show progressive loss of expandable material with depth. End_Page 75...
1969
Volumetric curvatures of subsurface geological features
Zvi Koren, Anne-Laure Tertois, Igor Ravve
International Meeting for Applied Geoscience and Energy (IMAGE)
... and faults, which have to be smoothed, in order, for example, to perform reliable kinematic/dynamic ray tracing. An automatic velocity smoothing...
2022
Heat Flow and Tectonics in the Western Ross Sea, Antarctica
D. K. Blackman, R. P. Von Herzen, L. A. Lawver
Circum Pacific Council Publications
... through Recent volcanics (Gonzales-Ferran, 1 9 8 2 ) indicates the presence of at least localized thermal anomalies, though the rather linear trace from...
1987
Depositional Facies Identification in Wireline Log Patterns Using 1D Convolutional Neural Network (CNN) Deep Learning Algorithms
Galatio Giovani Prabowo, Muhammad Fahmi Ramdani, Abiyyu Daffa Revanzha, Brian Muara Sianturi, Natalia Angel Momongan
Indonesian Petroleum Association
... linear classifiers, max pooling demonstrates superior performance (Figure 7). The equation for max pooling is: fmax (X) = maxixi Figure 7 - Max...
2024
ABSTRACT: Comparative Formation Evaluation Methodologies for Gas Hydrate Evaluation in Ignik Sikumi #1, Alaska North Slope, by Schoderbek, David; Klein, Jim ; Howard, James; #90142 (2012)
Search and Discovery.com
2012
2010
Hamiltonian Monte Carlo based time-lapse seismic FWI and uncertainty quantification in CO2 monitoring: A VSP feasibility study
Jinji Li, Kristopher A. Innanen
International Meeting for Applied Geoscience and Energy (IMAGE)
... distribution, ρ(𝐝) is the probability distribution of the observed data, which is often regarded a normalization factor. ρ(𝐝|𝐦) in equation 1 is called...
2024
How Should We Measure Residual-Oil Saturation?
R. E. Wyman
CSPG Bulletin
... velocity of tracer i vw = local interstitial velocity of water phase i = constant defined by equation 5 for tracer i h = capture cross section...
1977
Integrated Rock-Log Calibration in the Elmworth Field - Alberta, Canada: Well Log Analysis Methods and Techniques: Part II
R. W. Hietala, E. T. Connolly
AAPG Special Volumes
...: Society of Professional Well Log Analysts, Annual Logging Symposium, Paper D. Fertl, W. H. and E. Frost, 1982, Experiences with natural gamma ray...
1984