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The AAPG/Datapages Combined Publications Database
Showing 4,169 Results. Searched 200,691 documents.
ABSTRACT: COAL PETROLOGY IN SEQUENCE STRATIGRAPHY: A REVIEW
Claus F. K. Diessel
The Society for Organic Petrology (TSOP)
... been complicated by the interaction of many opposing effects on peat accumulation. Because of the higher degree of coalification and the concomitant...
2004
Seismic Foldout: FWI Imaging Under Complex Geological Anomalies
Adriana Citlali Ramirez, Simon Baldock, Stuart Fairhead, TGS
GEO ExPro Magazine
... c Figure 4: NOAKA OBN: a) Inline and crossline Kirchhoff migration sections with 15Hz high cut filter to match the FWI Image section, b) 15Hz FWI...
2023
The Effect of Grain Orientation on Fourier Shape Analysis
Stephen E. Tilmann
Journal of Sedimentary Research (SEPM)
.... Grains that have oriented in this plane act as an information filter, and, in effect, eliminate some degrees of freedom in the grain's spatial...
1973
Problem Wells
Mike Shepherd
AAPG Special Volumes
... into the lower perforations (Figure 169c). Reducing the effects of a cone means cutting back on the production rate.Rapid water breakthrough can also...
2009
Preliminary X-Ray Investigation of Solid Hydrocarbons: GEOLOGICAL NOTES
Robert S. Young
AAPG Bulletin
...) with a Ni filter was utilized. Exposure time was standardized at 5 hours. All specimens were run both rotating and non-rotating. The Straumanis...
1954
Compatibility of Injection Fluids with Reservoir Components
W. F. Hower , R. M. Lasater , R. G. Mihram
AAPG Special Volumes
... an activated charcoal filter to remove adsorbable organics. After this treatment, neither effluent showed plugging effects. CASE HISTORIES Ferric Chloride...
1972
Pure Gypsum Separates From "Dirty" Evaporites: RESEARCH METHOD PAPER
Laurie C. Mcleod, Richard Rudowski, William J. Ullman
Journal of Sedimentary Research (SEPM)
... tetrabromoethane, collected on filter paper, and allowed to dry. Magnetic Separation from a Slurry A 20-ml burette (Fig. 1), modified with an enlarged...
1985
Abstract: Al-Khalij Field (Block 6.Qatar) Development Optimization: A New Dedicated Reprocessing, by Enrico Zamboni; #90105 (2010)
Search and Discovery.com
2010
Abstract: Challenges in Seismic Monitoring of Flow through Fractured Carbonates, by Laura J. Pyrak-Nolte, Weiwei Li, and Christopher Petrovitch; #120034 (2012)
Search and Discovery.com
2012
Abstract: Harmonic Decomposition of a Vibroseis Sweep Using Gabor Analysis; #90174 (2014)
Christopher B. Harrison, Gary Margrave, Michael Lamoureux, Art Siewert, and Andrew Barrett
Search and Discovery.com
.... These harmonic effects cause a correlation-ghost forerunner or a tail at both positive and negative correlation times if the harmonically distorted sweep...
2014
Abstract: Why Is High Resolution Aeromagnetic (HRAM) Data Better For Exploration Purposes Than The Magnetic Data Available From The GSC?; #90213 (2015)
Hassan H. Hassan
Search and Discovery.com
... effects such as pipe lines and well heads. NEBC Comparisons For this comparison, an area in NEBC covered by both HRAM and GSC data was selected...
2015
Abstract: Exploring Potential Applications of Gaussian Ball Filters in Sharpes Hollow Cavity Model; #90224 (2015)
Christopher C. Petten and Gary F. Margrave
Search and Discovery.com
... radii. Several different wavelets that we had used in the SHCM were used in conjunction with the GBFs to observe the effects of different source...
2015
Explaining Clusters to Interpreters Using Opacity Modulation; #120165 (2014)
Thang Ha, Kurt Marfurt
Search and Discovery.com
... transport complexes (MTCs). To interpret the data, we computed several seismic attributes, including Sobel-filter similarity (a type of coherence...
2014
Climate Risk and the Fossil Fuel Industry, #80595 (2017).
Jim Krane
Search and Discovery.com
... much of the focus has been on oil companies and countries harboring large oil reserves, the most damaging effects have fallen upon businesses based...
2017
Full Waveform Inversion for Complex Near-Surface Imaging Using SEG SEAM II Synthetic Model; #42322 (2018)
Ali A. Mohamed, Abdullatif A. Al-Shuhail
Search and Discovery.com
... data • Strong near-surface effects such as attenuation, ground roll, and scattering due to rapid geological variations • Elastic FWI is challenging...
2018
Phytoplankton Production in the Mississippi Delta
William H. Thomas, Ernest G. Simmons
AAPG Special Volumes
... the point of discharge, the influence might be quite large, and vary with the rate of discharge. G. A. Riley (1937) has investigated the effects...
1960
Strategies Implemented to Tackle Sand Production Issue in the Peciko Gas Field, Offshore Indonesia
Mursalim Mardin, Suryani, Kristanto, Prayudi Noverri, Siti Masitah, Muhamad Alyasa
Indonesian Petroleum Association
... free rate policy with improved sand free limit defined for SIMOPS and NON-SIMOPS Utilization of modified Sand Filter equipment as portable de-sanding...
2014
Abstract: Implementation of a Novel Wellbore Strengthening Technique Using a Proprietary Bridging Material Success Case Study from Umm Ghadir Field in Kuwait; #91204 (2023)
Prashant Darwade, Ahmed Fouad, Waleed Al-Baghli, Bijen Goswami, Talal Al-Wehaidah, Yogesh Takate, Niraj Kumar, Prakash Jadhav
Search and Discovery.com
... seal the intra-particular spaces found in a filter cake in both water based and oil based muds. Particles in this size range are also able to increase...
2023
Well Development
Glenn R. Lowenstein and Allen Stoltz
Houston Geological Society Bulletin
.... If a water sample submitted to the laboratory for analysis contains sediments, the analyst must first filter the sample, possibly causing loss...
1991
Photography for Geologists: DISCUSSION
AAPG Bulletin
... which contain such information as: filter factors, relative exposures for different types and makes of emulsions, depth of focus tables, et cetera, some...
1936
A Squeezer for Extracting Interstitial Water from Modern Sediments: NOTES
Raymond Siever
Journal of Sedimentary Research (SEPM)
... to various gases; glass storage bottles interfere with silica determinations. The best solution is to use a modified type of filter press (fig. 1...
1962
Generating a New Approach for Continuous Reservoir Model Updating: Non-Gaussian Priors & Nonlinear Data Functions in EnKF (Paper P17)
S. Forghany, A. A. Asgari, T. Behrouz
Geological Society of Malaysia (GSM)
... parameters and the state variables are updated continuously in time. It is called Ensemble Kalman Filter (EnKF) for data assimilation. It is a Monte-Carlo...
2012
3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction
Xishuo Wang
Search and Discovery.com
... in 1D. The higher the dimension count the larger the filter size and the more costly. My present approach is to fix offset x & y, and do 2D prediction...
Unknown
3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction
Xishuo Wang
Search and Discovery.com
... in 1D. The higher the dimension count the larger the filter size and the more costly. My present approach is to fix offset x & y, and do 2D prediction...
Unknown
Lost Circulation Challenges Drilling Thick Carbonate Gas Reservoir, Natuna D–Alpha Block
J. M. Davis
Indonesian Petroleum Association
... the severity of lost circulation and lessening its effects on drilling operations. Careful casing seat selection, improved drilling practices, strict...
1984