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The AAPG/Datapages Combined Publications Database
Showing 2,472 Results. Searched 200,630 documents.
Interpreting Borehole Image Data from Deep-Marine Environments
Adriaan A. Bal, Kenrick A. A. van Noord, Gde P. Wirawan
Indonesian Petroleum Association
... correction, caliper corrections, and finally resistivity data cleanup, filtering and dynamic normalisation. Structural Data and Interpretation Structural...
2004
A Quantitative Separation of Non-Carbonate Minerals from Carbonate Minerals
John Ellingboe, James Wilson
Journal of Sedimentary Research (SEPM)
... calcite and dolomite using dilute acetic and hydrochloric acid at room temperature. X-ray diffraction patterns were used to determine the effect of the acid...
1964
Subaqueously Formed Shrinkage Cracks in Clay
J. F. Burst
Journal of Sedimentary Research (SEPM)
... in the settlement bowl. As repeated filtering with saline water did not produce shrinkage cracks in a 100% Georgia kaolinite sediment (fig. 3a), a series...
1965
An Occurrence of Submarine Cementation of Carbonate Sediments Off the West Coast of Barbados, W.I.
I. G. Macintyre , E. W. Mountjoy , B. F. D'anglejan
Journal of Sedimentary Research (SEPM)
... before the application of cover glasses, and careful comparisons were made of the effect of the staining solution on the aragonite grains (coral...
1968
The Particle Size Scale: NOTES
William F. Tanner
Journal of Sedimentary Research (SEPM)
..., that there is too much invested in the various systems now in use to effect many significant changes. The joint committee finally reached agreement...
1969
Interbed Multiple Suppression in Carbonate Sequences
Gabriel Gil
Unconventional Resources Technology Conference (URTEC)
... and phase shifts. This effect is particularly pronounced in seismically dim reservoir levels. The strength and extent of interbed multiples depend...
2025
The Link between Aquifer Water, Low-Rank Coal, and Kidney Disease in the Gulf Coast States
Jaden I. Kamen, Robert B. Finkelman
GCAGS Transactions
... that was leached during the experiment. We recommend that future experiments thoroughly leach the filter material prior to filtering the target well...
2021
The Non-normal Distribution of Intermittent Suspension Sediments Below Breaking Waves
Stephen K. Kennedy, Robert Ehrlich, Timothy W. Kana
Journal of Sedimentary Research (SEPM)
... the collected water sample by millipore filtering and the concentrations were determined (See Table 1). METHODS OF GRAIN SIZE ANALYSIS Griffiths (1967) has...
1981
Abstract: AVO Crossplotting I: Processing and Calibration Considerations; #90171 (2013)
Heath Pelletier
Search and Discovery.com
... a significant effect on the behavior of the data populations being interpreted in AVO crossplot space. Rotating intercept/gradient crossplot slopes (what Gidlow...
2013
Abstract: Detecting Groundwater Storage Change within the Great Lakes Water Basin using GRACE; #90172 (2014)
J. Huang, J. Halpenny, W. van der Wal, C. Klatt, T. James, A. Rivera
Search and Discovery.com
...) effect, the errors from the above mentioned corrections and GRACE observation errors. The monthly GRACE models (Release 4 by the Center for Space...
2014
Abstract: Oceanic Oxygen Depletion and Dead Zones: Physical Causes and Human Dimensions; #90172 (2014)
Thomas F. Pedersen, Rainer Zahn
Search and Discovery.com
...). The combination of that physical effect and very high biological productivity supported by a large injection by the river of nitrate and nitrite––largely derived...
2014
Abstract: Event-directed Spectrum Extrapolation for Upsampling Seismic Traces; #90172 (2014)
Zhengshong Yao, Elvis Floreani
Search and Discovery.com
... content and the effect can be visually imperceptible. By the filtering process in this way leads to a catalog of spectrum extrapolation techniques...
2014
Abstract: Variable Depth Streamer Acquisition: Enhancing Interpretation with Broadband Marine Seismic; #90174 (2014)
R. Soubaras, R. Dowle, and R. Sablon
Search and Discovery.com
... powerful effect on the seismic images, providing strong discrimination of layers and highlighting subtle acoustic impedance variations (which...
2014
Abstract: A Generic Procedure for Noise Suppression in Microseismic Data; #90187 (2014)
Yessika Blunda and Kit Chambers
Search and Discovery.com
...; however, this effect is minor. Following time-frequency winsorisation, the panels still contain a large amount of tube wave noise. The most dominant...
2014
Abstract: Post-processing Technique to Relocate Microseismic Events Using the Double-Difference Method; #90187 (2014)
Fernando Castellanos and Mirko van der Baan
Search and Discovery.com
... is usually 1-D and cannot exactly represent the true velocities of the Earth (Pavlis, 1992). To reduce the effect of these errors, we apply a post-processing...
2014
Impact of Broadband Seismic on Quantitative Interpretation Workflows; #41450 (2014)
Eivind Dhelie, Cyrille Reiser, Tim Bird, Euan Anderson
Search and Discovery.com
... the true earth response with significantly less filtering and interference effects. Thus, the potential benefit of the broadband seismic in the asset...
2014
Prospect Investigation and De-Risking Using Cognitive Interpretation Workflows, Offshore Equatorial Guinea, #30507 (2017).
Tom Wooltorton, Stephen Leslie, Merritt Smith, Rachael A. Moore
Search and Discovery.com
... then interpreted from the data using the generated results. Condition Reveal Interpret Data Conditioning Structurally oriented filtering...
2017
VSP Survey in the Thonex Geothermal Well New Characterization of Potential Carbonatic Geothermal Reservoirs, #80646 (2018).
Luca Guglielmetti, Andrea Moscariello, Flavio Poletto,, Piero Corubolo,, A. Scheifer,, B. Farina, Fabio Meneghini, Francois Martin, Carole Nawratil de Bono,, Michel Meyer, Chrystel Dezayes, Adnand Bitri
Search and Discovery.com
... lithologies; Evaluate the effect of faults on rock properties (reflectivity); Acquire an accurate velocity model to calibrate better the current interpretations...
2018
Challenges Facing Class II Disposal Well Operations in the Appalachian Basin; #42552 (2020)
Thomas E. Tomastik, J. Daniel Arthur
Search and Discovery.com
... injectate can lead to skin effect and formation damage. Poorly filtered or treated injectate leads to solids filling up wellbore, plugged tubing...
2020
Geodetic Baselines Across the Gulf of California Using the Global Positioning System: Chapter 24: Part IV. Satellite Geodesy
T. H. Dixon, D. M. Tralli, G. Blewitt, J. P. Dauphin
AAPG Special Volumes
... in the region. We review several approaches for calibration of path delays due to variable tropospheric water vapor content, and investigate the effect...
1991
Reflection waveform inversion regularized with structural constraints and scattered data interpolation
Chengliang Wu, Huazhong Wang, Bo Feng, Ting Lei, Rongwei Xu, Shen Sheng
International Meeting for Applied Geoscience and Energy (IMAGE)
... of the reflection angle and is limited to the vicinity of the reflection interface, resulting in reduced structural filtering capabilities when moving away...
2023
Abstract: Detecting Stratigraphic Discontinuities using Wavelet and S-Transform Analysis of Well Log Data; #90174 (2014)
Akhilesh K. Verma, Burns A. Cheadle, William K. Mohanty, Aurobinda Routray, and Lalu Mansinha
Search and Discovery.com
..., there was no appearance of high values of wavelet coefficients (i.e. the HCWT fails to identify change in the noisy log data even after filtering), whereas...
2014
Acquisition and Interpretation of Horizontal Well Logs
Kyel Hodenfield, Bill Scanlan
Pacific Section of AAPG
... bore measurements while invasion is still minimal and its effect on the measurement is small. These real time evaluations of the drillstring, bit status...
1992
A Numerical Modeling Approach to Predict the Effect of Scale Precipitation in Formation Rock
Guangyuan Sun, Rafael Salazar, Ganapathi Balasubramanian, Ankita Mittal, Andrew Fager, Bernd Crouse
Unconventional Resources Technology Conference (URTEC)
...A Numerical Modeling Approach to Predict the Effect of Scale Precipitation in Formation Rock Guangyuan Sun, Rafael Salazar, Ganapathi Balasubramanian...
2025
Use of Thousand-Channel Seismic in Canning Basin
A. Moore, E. Allison
Petroleum Exploration Society of Australia (PESA)
... analysed on the in-house DEC Eclipse computer to determine their filtering effect on horizontally travelling reflection and noise energy. A geophone array...
1984