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The AAPG/Datapages Combined Publications Database
Showing 11,085 Results. Searched 200,756 documents.
Well-Log-Based Assessment of Elastic Properties in Organic-Shale Formations
Alvaro Aranibar, Clotilde Chen Valdés, Zoya Heidari
Unconventional Resources Technology Conference (URTEC)
... correlations based on acoustic-wave velocity measurements, (b) Backus average, (c) low-frequency rock behavior SCA, (d) highfrequency rock behavior...
2014
Using Interval Resistivity Data to Help Detect Ground-Water Contamination as a Function of Space and Time — A Case Study, Provo, Utah
Alvin K. Benson, Melissa A. Stubben
Utah Geological Association
..., and are nondestructive to the environment. Electrical resistivity and very low frequency electromagnetic induction data were collected at a site of shallow...
1995
References
Norman J. Hyne
Tulsa Geological Society
.... Amiri-Garroussi, 1994, Filtering and frequency mapping as tools in subsurface cyclostratigraphy, with examples from the Wessex basin, UK, in P.L. de Boer...
1995
Improving 4D signal using advanced 4D workflows: A case study from Gulf of Mexico
Vincent Durussel, Jianxiong Chen, Abhishek Raj, Bartosz Szydlik, Markos Sourial, Joseph Rafik Hanna, Gabriel Mattei, Leslie Bartsch
International Meeting for Applied Geoscience and Energy (IMAGE)
... undershoot data across all surveys. The third monitor incorporated dual sensor broadband acquisition to improve low-frequency data and integrate recent...
2024
Upside down Rayleigh-Marchenko imaging: an application to the Volve ocean-bottom cable data
Ning Wang, Matteo Ravasi
International Meeting for Applied Geoscience and Energy (IMAGE)
...g functions. Here, ∗ corresponds to complex conjugation in the frequency domain (or time reversal in the time domain), and ∂z P+,+ and ∂z P+,− are mult...
2024
Insoluble Residues in a Portion of the Ordovician Cynthiana Formation, North-Central Kentucky
Gene C. Carpenter, Ronald G. Schmidt
Journal of Sedimentary Research (SEPM)
... and limestone, was undertaken to test the feasibility of correlation. High lateral variability of all aspects of both heavy and light fractions and overlap...
1962
Thinbed Analysis with Conventional Log Suites
Richard M. Bateman
Indonesian Petroleum Association
... of the formation conductivity to that of the neutron/density data. • Computation of sand/shale bed boundaries based on an adaptive filtering technique...
1990
Biases in the Frequency of Fruits and Seeds in Modern Fluvial Sediments in Northwestern Italy: The Key to Interpreting Analogous Fossil Assemblages
Elena Vassio, Edoardo Martinetto
PALAIOS
...Biases in the Frequency of Fruits and Seeds in Modern Fluvial Sediments in Northwestern Italy: The Key to Interpreting Analogous Fossil Assemblages...
2012
Observations of geophone spurious resonance
Steve Hearn, Shaun Strong, Andrew Kinmont
Petroleum Exploration Society of Australia (PESA)
... [email protected] SUMMARY A detailed understanding of the frequency response of geophones is critical for the design and quality control of broadband...
2019
The Place Of A Forced Regressive Systems Tract in Sequence Stratigraphy: Recognition Criteria, Bounding Surfaces and Practical Problems
D. Hunt, R. L. Gawthorpe, M. E. Tucker
CSPG Special Publications
...The Place Of A Forced Regressive Systems Tract in Sequence Stratigraphy: Recognition Criteria, Bounding Surfaces and Practical Problems D. Hunt, R. L...
1997
ABSTRACT: Practical inversion of high definition induction logs using a priori information
T. Fishburn, I. M. Geldmacher, M. Rabinovich, L. Tabarovsky
CSPG Special Publications
...ABSTRACT: Practical inversion of high definition induction logs using a priori information T. Fishburn, I. M. Geldmacher, M. Rabinovich, L...
1998
Title Page
George B. Asquith
AAPG Special Volumes
...Title Page George B. Asquith 1990 I I CN 31: Log Evaluation of Shaly Sandstones: A Practical Guide Use the PDF link to view this page. End_of_Record...
1990
Toward a global model for correction of bottomhole temperature data: Progress and limitations
Tala Maria Aabø, and Christian Hermanrud
AAPG Bulletin
... (Förster and Merriam, 1995, p. 53; Aabø, 2015). For most practical purposes, however, the logged temperature is lower than the SFT because of the cooling...
2019
Joint VTI and Mud Slowness Inversion Using Multiple Modes and Adaptive Weighting
Mark Collins
Unconventional Resources Technology Conference (URTEC)
.... The flexural mode loses power near the cutoff frequency where it converges to the vertical shear speed. As a result, noise can increase the difficulty...
2013
A new method in predicting sandstone thickness using seismic amplitude ratio attribute
Bin Li, Jiawei Li, Hao Yan, Pengzhi Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... simulations. Firstly, different models are made for 2D forward modeling, and many records are obtained. Then we extracted amplitude, frequency attribute...
2024
Visual Comparators for Estimating the Degree of Sorting from Plane and Thin Section: RESEARCH METHOD PAPER
Samuel Longiaru
Journal of Sedimentary Research (SEPM)
..., D. W., 1984, Practical Sedimentology: Stroudsburg, Pa., Hutchinson Ross, 229 p. MANSFIELD, C. F., 1985, A visual comparator for degree of sorting...
1987
Significance of Shales and Mudrocks in Oil and Gas Exploration and Reservoir Development
Slatt, Roger M.
GCAGS Transactions
... and mudrocks are significant to all aspects of hydrocarbon exploration and production. They commonly form both source and seal rocks, and in some areas...
2002
ELECTRONIC COMPUTERS AID IN EXPLORATION DECISIONS AND INTERPRETATIONS
E. J. Assiter
Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)
... are classified as to the horizontal area against the frequency of occurrence of each size. 5. Gathering data and picking of seismograms * 6. Compute...
1962
Time-Lapse Seismic Monitoring of Individual Hydraulic Frac Stages Using a Downhole Distributed Acoustic Sensing Array
Gary Binder, Aleksei Titov, Diana Tamayo, James Simmons, Ali Tura, Grant Byerley, David Monk
Unconventional Resources Technology Conference (URTEC)
... for each stage, but this number was variable. The sweep parameters were 15 second sweep duration, 4 to 80 Hz frequency range, and 4 second listening time...
2019
Benefiting from Variogram Information to Characterize Facies Distribution in History Matching with EnKF; #41315 (2014)
A. Abadpour, P. Bergey, R. Piasecki, and T. Blanchard
Search and Discovery.com
... frequency bandwidth and globally include more truly independent observations. On the other hand, they are usually coming with a low time frequency...
2014
Geophysical Interpretation of Pinedale Field
Sally G. Zinke
AAPG Special Volumes
.... Murray, and M. H. Wright, 1981, The levenberg-marquardt method, Practical Optimization, p. 136–137. Hardage, B. A., 1983, Volume 14A Vertical Seismic...
2014
How Should We Measure Residual-Oil Saturation?
R. E. Wyman
CSPG Bulletin
... engineering aspects of waterflooding: Monograph v. 3, Soc. Petroleum Engineers of AIME, Dallas, Texas. 2Bruce, W. A. and Welge, H. J., 1947, The restored-state...
1977
Paleoclimatology and the Relative Stability of Feldspar Minerals Under Atmospheric Conditions
Thomas W. Todd
Journal of Sedimentary Research (SEPM)
... of the literature, however, shows that no such measure has been developed which is completely adequate in practical and theoretical aspects. Attempts to establish...
1968
Grain-Size Statistics I: Evaluation of the Folk and Ward Graphic Measures
Davis Swan, John J. Clague, John L. Luternauer
Journal of Sedimentary Research (SEPM)
... for the ungrouped weight frequency data from hypothetical samples consisting of randomly generated "grains" of known size, shape, and density. Differences...
1978
Comparative Efficiencies of Size Analysis by Hydrometer and Pipette Methods
R. W. Sternberg, Joe S. Creager
Journal of Sedimentary Research (SEPM)
... by percent in Wentworth sizes (using Phi notation). Figure 1 presents the cumulative frequency curves obtained from each of the sub-samples. This figure...
1961