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The AAPG/Datapages Combined Publications Database
Showing 670 Results. Searched 196,371 documents.
Timely Understanding of Unconventional Reserves through Rate Transient Analysis a Vaca Muerta Case Study
John M. Thompson, David M. Anderson, Daniel Nakaska, Matias Fernandez Badessich, Cameron T. Boulton
Unconventional Resources Technology Conference (URTEC)
... decline curve, incorporating (in sequence) transient (super-harmonic), stabilized (approximately harmonic) and exponential, respectively. The three...
2017
Effects of Tropical Weathering on Quartz Grain Shape: an Example from Northeastern Australia
Kenneth Pye , Jim Mazzullo
Journal of Sedimentary Research (SEPM)
... is partitioned into a series of 23 standard shape components (harmonics). Each harmonic is a closed form with n evenly spaced nodes, where n is the harmonic...
1994
On the Use of the Term "Amplitude" in Ripple Mark Description: NOTES
Supriya Sen Gupta
Journal of Sedimentary Research (SEPM)
... on the characteristics of simple harmonic motion graphically represented in figure 2. It is clear from this definition of "amplitude" that by measuring...
1965
Compensating for the Compensation Effect Using Simulated and Experimental Kinetics From the Bakken and Red River Formations, Williston Basin, North Dakota
Search and Discovery.com
N/A
Value Map Methodology for Appraising "Settled" Producing Oil Properties and Royalties
Sidney Moran
Tulsa Geological Society
... day of production and average slightly over two barrels per day per well. Most of these wells have long production histories. Future production can...
1996
Estimated Stored Heat in the Clarence-Moreton Basin, New South Wales: A Case Study in Reducing Uncertainties in Thermal Modelling
M. W. Haynes
Petroleum Exploration Society of Australia (PESA)
.... Where possible, the thermal conductivity of each sample was determined from the harmonic mean of three individual measurements. Samples were...
2012
Permeability and flow impact of faults and deformation bands in high-porosity sand reservoirs: Southeast Basin, France, analog
Elodie Saillet, Christopher A. J. Wibberley
AAPG Bulletin
... to CDBs is approximately five to six orders of magnitude, although the average reduction is only two to three orders (Taylor and Pollard, 2000; Fossen...
2013
Uncertainty in well test and core permeability analysis: a case study in fluvial channel reservoirs, northern North Sea, Norway
Shi-Yi Zheng, Patrick W. M. Corbett, Alf Ryseth, George Stewart
AAPG Bulletin
... average, where the exponent p can range between 1 (arithmetic average) and -1 (harmonic average). Statistically, the exponent p (i.e., kp) should lie...
2000
Theory of Rock Movement on Scree Slopes
Adrian E. Scheidegger
CSPG Bulletin
... will be where is the linear thermal expansion of the material. Thus Hence we have This represents the average increase in surface displacement if one...
1961
Modeling Heterogeneity in a Low-Permeability Gas Reservoir Using Geostatistical Techniques, Hyde Field, Southern North Sea
M. L. Sweet , C. J. Blewden , A. M. Carter , C. A. Mills
AAPG Bulletin
.... In the case of muddy sabkha facies, the assigned values were the simple arithmetic average and harmonic average of permeability for horizontal and vertical...
1996
Abstract: An Experiment to Detect Nonlinear Seismic Responses on Exploration/Monitoring Scale; #90187 (2014)
Kris Innanen, Gary Margrave, and Malcolm Bertram
Search and Discovery.com
..., and this is an issue of ongoing research. Whether the average discrepancy constitutes a true anomaly is therefore uncertain. However, we point to peaks...
2014
Experiment on Estimating Thermal Conductivity of Sedimentary Rocks from Oil Well Logging: GEOLOGIC NOTE
Victor Vacquier , Yves Mathieu , Eric Legendre , E. Blondin
AAPG Bulletin
... conductivities of the core samples were 0.81, 0.75, and 0.61, respectively, for the three lithologic groups. The average percent difference between the measured...
1988
Scanning Electron Micrographs of Quartz Sand Grains from Cold Environments Examined Using Fourier Shape Analysis
Julian A. Dowdeswell
Journal of Sedimentary Research (SEPM)
... and subaerial weathering in cold environments. Mean harmonic amplitude spectra and roughness coefficients are calculated, and three problems are investigated...
1982
Evaluation of the Rock Properties in Structurally Deformed Areas Based on Outcrop Analogues for Offshore Fields in Azerbaijan, #51461 (2018).
Shahriyar Alkhasli, Gasham Zeynalov, Aydin Shahtakhtinskiy
Search and Discovery.com
.... Figure 17. Estimated (harmonic average technique) permeability of the deformation band vs. its host rock. Bubbles sized by XRD-derived clay content...
2018
Effect of Faulting on Fluid Flow in Porous Sandstones: Petrophysical Properties
Marco Antonellini, Atilla Aydin
AAPG Bulletin
... of a harmonic mean average to correct the measurements. The best match between permeability in zones 1 cm thick and in zones less than 1 cm thick was obtained...
1994
Abstract: A study of Spectral Broadening Methods for Multicomponent Data; #90174 (2014)
Chuck Ursenbach, Peter Cary, and Mike Perz
Search and Discovery.com
... a clear physical meaning. We show in Appendix B that a useful definition of iPS for discussion of resolution is the harmonic average (1) 1 / iPS ≡ ( 1...
2014
Analysis of Fluid and Heat Regimes in Sedimentary Basins: Techniques for Use with Large Data Bases
S. Bachu, C. M. Sauveplane, A. T. Lytviak, Brian Hitchon
AAPG Bulletin
... previously by Jones and Johnson (1983), for the Swan Hills area of Alberta, which consists of a sedimentary block of 38,300 km3 with an average thickness...
1987
Statistical Time-Series Analysis and Sedimentological Tuning of Bedding Rhythms in a Triassic Basinal Succession (Southern Alps, Italy)
Florian Maurer, Linda Hinnov, Wolfgang Schlager
Special Publications of SEPM
... in both the laminated and the bioturbated facies. Because of the average 25° dip of strata, the bed thickness in Harmonic F-Test.— the core is approximately...
2004
Analysis of Rock Properties
Mike Shepherd
AAPG Special Volumes
..., have been known to show these patterns (Wilson, 1977; Neilson et al., 1998).FIGURE 78. The depth map and average porosity map show similar trends...
2009
Rate of Reflux Dolomitization Based on Hydrodynamic Modeling of a Glen Rose Dolostone, Austin, Texas
Shawn M. Fullmer, F. Jerry Lucia
GCAGS Transactions
... dolostone samples were collected and analyzed for oxygen and carbon isotopes. For calcite from limestone, the average δ18O is -1.8‰ (per mille...
2010
The Geometry and Thickness of Deformation-band Fault Core and its Influence on Sealing Characteristics of Deformation-band Fault Zones
Z. K. Shipton, J. P. Evans, L. B. Thompson
AAPG Special Volumes
... grid blocks have the same host rock and fault zone permeabilities, the area-weighted harmonic average of fault zone thickness (tf) can be used...
2005
Abstract: The Eruption of Mount St. Helens
Allen J. Fiksdal
GCAGS Transactions
... (including harmonic tremors), steam and gas venting, dome formation, periodic major eruptions, and pyroclastic flows keep residents, officials...
1981
Abstract: Non-Linear Effects in Reservoirs: Are We Missing Something?
Bruce M Hartley
Petroleum Exploration Society of Australia (PESA)
... are small. Linear laws lead to simple equations that can be solved by simple harmonic motions, and therefore predictable behavior. All materials...
2001
The Effect of Hydrofluoric Acid on Quartz Shape--Fourier Grain Shape Analysis: METHOD PAPER
Douglas J. Schultz
Journal of Sedimentary Research (SEPM)
..., this analysis provides a quantitative two-dimensional description of grain shape, expressed as shape components, or harmonics. Each harmonic represents...
1980
Correlation of Mean Sizes Obtained from Size Measurement by Thin-Section and Loose-Grain Methods: ABSTRACT
Basanta K. Sahu
AAPG Bulletin
..., respectively; where R.B. is the residual bias [EQUATION] hm is the harmonic mean; bar above letter indicates arithmetic mean; capital and small letters refer...
1970