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The AAPG/Datapages Combined Publications Database
Showing 33,361 Results. Searched 196,128 documents.
Heterogeneities Characterization of Carbonates: A Multi-scale Challenge; #120084 (2013)
Cecile Pabian-Goyheneche
Search and Discovery.com
... of heterogeneity is studied via cores and logs and can have a drastic effect on reservoir quantification. The microporous reservoirs for instance, may display...
2013
A Probabilistic Model of Oil and Gas Discovery
G. M. Kaufman , Y. Balcer , D. Kruyt
AAPG Special Volumes
... replacement and proportional to random size: unpub. ms. Cochran, W. G., 1939, The use of analysis of variance in enumeration by sampling: Jour. Am...
1975
Needle-fiber Calcite: A Critical Review and a Proposed Classification
Eric P. Verrecchia Karin E. Verrecchia
Journal of Sedimentary Research (SEPM)
... between crystals whose origins are different and independent. Structures described in the literature as "convoluted", "random", "cutane", and "nest-like...
1994
Organic Petrology of Selected Oil Shale Samples from the Lower Carboniferous Albert Formation, New Brunswick, Canada
Wolfgang Kalkreuth, George Macauley
CSPG Bulletin
... in two ways: 1. A microscope photometer (Leitz MPV II) was used to measure vitrinite reflectances at random orientations (% Rm) as outlined...
1984
Comparison of Machine Learning and Statistical Predictive Models for Production Time Series Forecasting in Tight Oil Reservoirs
Hamid Rahmanifard, Ian Gates, Abdolmohsen Shabib-Asl
Unconventional Resources Technology Conference (URTEC)
... (production only). Their results showed that the two-feature case analyzed the effect of the shut-in period on future production, and it provided a more...
2022
Non-Opaque and Opaque Grain Fabrics of Siltstones in Red Peak Member (Triassic), Central Wyoming: DISCUSSION
Anthony I. Rees
Journal of Sedimentary Research (SEPM)
.... Smith, eds. (in press). HAMILTON, N., The effect of magnetic and hydrodynamic control on the susceptibility anisotropy of redeposited silts: Jour...
1967
Statistical Methods of Petroleum Exploration in Part of Denver Basin, Colorado
Andrew M. Taylor
AAPG Bulletin
... mi. The clustering effect of oil fields also was examined, and Griffiths showed that the distribution of oil fields is not random. Oil fields...
1972
Lacustrine cyclicity in the early Eocene Green River Formation, Uinta Basin, Utah: Evidence from X-ray fluorescence core scanning
Andrew P. Walters, Stephen R. Meyers, Alan R. Carroll, Tina R. Hill, Michael D. Vanden Berg
Journal of Sedimentary Research (SEPM)
..., The effect of drainage reorganization on paleoaltimetry studies: an example from the Paleogene Laramide foreland: Earth and Planetary Science Letters...
2020
Applying Financial Portfolio Theory To The Analysis of Producing Properties
R. A. Edwards and T. A. Hewett
Houston Geological Society Bulletin
... the impact of that investment on the risk of the firm's entire portfolio of investments, including the important effect of risk diversification. The results...
1993
A New Method For Interpolating Ages Between Calibrated Control Points Based On Foraminiferal Concentrations
Martin P. Crundwell
Journal of Sedimentary Research (SEPM)
... can generally be regarded as background noise if the signatures as a whole are in phase. Important Considerations Variability in Foraminiferal...
2016
Fracture Systems of Mars
E. L. Harp
Utah Geological Association
... extraneous lineaments which are not likely to be tectonic elements. Coherent pictorial noise, aeolian streaking, and chance alignments of a few...
1974
HIGH-PRECISION ALGORITHM FOR GRAIN SEGMENTATION OF THIN SECTIONS BY MULTI-ANGLE OPTICAL-MICROSCOPIC IMAGES
Timur Murtazin, Zufar Kayumov, Vladimir Morozov, Radik Akhmetov, Anton Kolchugin, Dmitrii Tumakov, Danis Nurgaliev, Vladislav Sudakov
Journal of Sedimentary Research (SEPM)
... Signal Processing and its Applications, p. 1–5, doi:10.1109/DSPA48919.2020.9213301. Kayumov, Z., Tumakov, D., and Mosin, S., 2022, An effect...
2023
Vietnam: Improved Images of Fractured Basement
Jim Keggin, Wathik Alaaraji, Joe Zhou
GEO ExPro Magazine
... compressional wave seismic (PP) and on shear wave degree incidence angles. converted wave seismic (PS), the effect being considerably larger on the PS...
2017
Q-land Enters Australia: Overview of a Seismic Survey Pilot Study in the Cooper Basin
Tim Bunting
Petroleum Exploration Society of Australia (PESA)
... effect of supported acquisition of 6,000 point receivers as vibrator energy source comprising multiple generating high amplitude surface waves...
2009
Nearshore Bedform Patterns Along Rhode Island From Side-Scan Sonar Surveys: DISCUSSION
Friedrich Werner
Journal of Sedimentary Research (SEPM)
... consist of fine sand. Here a slope asymmetry of the sand-waves is clear (acoustical shadow effect), the steep slope facing towards the upper side...
1982
Abstracts: Borehole Geophone Repeatability Experiment; #90173 (2015)
Peter G. Gagliardi and Don C. Lawton
Search and Discovery.com
..., and showed good qualitative repeatability. Since the receivers were cemented into place, the greatest effect on the repeatability was judged to be from...
2015
Abstract: Forward Modelling Study of 2D Finite Difference Reverse-Time Migration for Downhole Seismic Data; #90224 (2015)
Dong Shi, Ramin Saleh, Bernd Milkereit
Search and Discovery.com
... feature (i.e. fault). Vertical resolution is better than horizontal resolution if VSP source-receiver geometry is applied, but this effect can...
2015
erformance of Seismic Arrays in the Presence of Weathering Layer Variations, #41841 (2016).
Jubran Akram, Abdullatif A. Al-Shuhail
Search and Discovery.com
... degrade the desired response of seismic arrays, which are typically used to attenuate horizontally traveling coherent noise and enhance vertically...
2016
Use of Ca/Mg Ratio in Porosity Studies
George V. Chilingar
AAPG Bulletin
... was investigated. Some experimental work was done in order to determine the effect of solution on Ca/Mg ratio and the relative solubilities of various carbonates...
1956
Stratigraphic well correlations for 3-D static modeling of carbonate reservoirs
Jean R. F. Borgomano, Francois Fournier, Sophie Viseur, Lex Rijkels
AAPG Bulletin
... error is introduced when the stratigraphic rules force unrealistic spatial correlations of random noise sampled in the wells. Stratigraphic rules...
2008
Natural Fracture Characterization in the Wolfcamp Formation at the Hydraulic Fracture Test Site (HFTS), Midland Basin, Texas
Julia F. W. Gale, Sara J. Elliott, John Z. Li, Stephen E. Laubach
Unconventional Resources Technology Conference (URTEC)
... Wolfcamp Set 1 fractures are indistinguishable from random; Set 2 show a log-periodic clustering but with Cv less than 2. Significance: Incorporation...
2019
The impact of estimated temporal and spatial variability of water layer velocity on the correction of OBS data
Peter Scholtz, Truong Nguyen, Arash Jafar Gandomi
International Meeting for Applied Geoscience and Energy (IMAGE)
... attributed to aging as the dominant effect. Furthermore, their data showed no indication of chaotic behavior. In large-scale OBS observation systems designed...
2023
Comparison of Multi Azimuth 3D Survey With Conventional Single Azimuth Survey in a Complex Geological Area
Andrea Bergamaschi, Michele Buia
Indonesian Petroleum Association
...-to-noise ratio. By acquiring two new azimuths with a previous conventional 3D survey over the Aster structure, key aspects of MAZ processing were...
2009
Passive Microseismic - Direct Hydrocarbon Sensing with Minimal Environmental Impact
Helen Debenham, Evgeny Smirnov
Australian Petroleum Production & Exploration Association (APPEA) Journal
..., changing above hydrocarbon accumulations. The effect of change in the low-frequency range of natural microseismic background above petroleum accumulations...
2022
Demultiple for Wide-Tow Broadband Acquisition in a Shallow Water Environment: A Case Study from the NW Shelf, Australia
Mike Hartley, Shuo Ji, Alex Browne
Petroleum Exploration Society of Australia (PESA)
..., including swell and linear noise attenuation. The data were acquired with a variable streamer depth, and ASEG-PESA-AIG 2016 750 August 21–24, 2016...
2016