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The AAPG/Datapages Combined Publications Database
Showing 4,177 Results. Searched 200,983 documents.
Application of Robust Noise Reduction on a Land 3D Seismic Data
Agus Abdullah, Jesse Shaw
Indonesian Petroleum Association
... reduction technologies will be presented – Ground Roll Buster (GRB) and Curvelet Transform. GRB is a phase-matched filter that attenuates source generated...
2012
Introduction to Subsurface Groundwater Studies
Eric Eslinger, Uriel Oko, Jacqueline A. Smith, G. H. Holliday
Special Publications of SEPM
... of the auger and PVC is lowered into the borehole through the auger. A filter pack of sand (or fine gravel) is poured into the auger core around the PVC...
1994
Abstract: Geochemistry of Alkali Feldspars, South Mountain Batholith, N.S.: Implications For Petrogenesis
Daniel J. Kontak
Atlantic Geology
... composition of the melt from which the constituent minerals crystallized. A multitude of processes (e.g., filter pressing, accumulation, adcumulate growth...
1988
Completion Technique Used in Horizontal Wells Drilled in Shallow Gas Sands in the Gulf of Mexico
C. W. Pardo, A. N. Patrickis
Indonesian Petroleum Association
... fluid. Furthermore, the mud filter cake would have to be easily removed with a stimulation treatment that could be performed within the confines...
1992
Late Permian and Early Triassic Conodont Faunas [Abstract]
W. C. Sweet
CSPG Bulletin
... all of which seem to represent a single major stock or possibly two. These, however, passed the notorious Permian-Triassic filter with seeming...
1971
Smaller Protistan Evidence and Explanation of the Permian-Triassic Crisis [Abstract]
Helen Tappan, A. R. Loeblich
CSPG Bulletin
... during the Permian and Triassic. These photosynthetic plants did not replace phytoplankton in the food chain, for filter-feeding invertebrates could...
1971
Applying the Concept of Systematic Reliability Management and Analysis to Achieve Better Well Equipment Performance Through Less Failures and Reduced Downtime Due to Work-Overs
Christopher McPherson, Hans Peter Jenssen
Unconventional Resources Technology Conference (URTEC)
... with dedicated filter settings defined for the analysis) History and event data (operation start dates, failure dates, pulling and re-completion dates etc...
2015
ABSTRACT: Three-Dimensional Fluorescence Spectroscopy of the Sporinite and Resinite Macerals from Coals of Different Rank
Mark J. Brunsman and William A. Kneller
The Society for Organic Petrology (TSOP)
... information about the physicochemical, molecular and structural nature of these liptinite macerals. rn1SSION WAm-ENcm (M. EXCITATION FILTER - BG-12 Xmax...
1985
Areal Variations of Calcium Carbonate and Heavy Minerals in Barataria Bay Sediments, Louisiana
L. T. Caldwell
Journal of Sedimentary Research (SEPM)
... into another funnel of like size. The second funnel contained a paper filter which permitted the bromoform to filter into a bottle and leave the heavy minerals...
1940
Effective Thru-Tubing Gravel Packing Methods in Attaka Field
C. C. Lee, Michael Chad Darby, Timothy R. Popp
Indonesian Petroleum Association
... flow by placing a downhole sand filter across the perforated intervals. This filter is formed when the gravel-pack sand filters out the formation...
2002
Time Frequency Gathers: An Optimal Spectral Decomposition Analysis Approach
Badsha Basu Roy
Indonesian Petroleum Association
... for generating time frequency output is CWT. Short temporal band limited wavelets are used for the wavelet transform using a Gabor-Morlet filter. In the study...
2016
Sparse ocean-bottom node seismic interferometry and inversion: A Gulf of Mexico study
Ivan Lim Chen Ning, Justin Tan, Ranjan Dash
International Meeting for Applied Geoscience and Energy (IMAGE)
... to the absence of recordings during turns. We apply SWAMI to obtain the Vs model. Figure 4 compares (top) a median filter Vp model from FWI of the sparse OBN...
2024
Automated Data Processing for the Geological Atlas of the Western Canada Sedimentary Basin [Abstract]
Shetsen, I., Mossop, G.D.
CSPG Bulletin
...' initiation. The core of the system is made up of about 50 procedures that integrate, filter and organize the data for further processing. They perform...
1990
Integrated Geocellular Static Model for Geomechanical and Dynamic Simulations in the Vaca Muerta Formation
Felipe A. Lozano, Juan P. Palacio, Victoria Lazzari, Carolina Bernhardt, Damian E. Hryb
Unconventional Resources Technology Conference (URTEC)
... and changes in acoustic impedance. Figure 7. Plan view images of Well A and filtered microseismic events. (a) applying initial filter, the events extend...
2018
Time-lapse processing and imaging of the Snowflake 3D DAS VSP CO2 monitoring dataset
Xiaohui Cai, Kristopher A. Innanen, Qi Hu, Ziguang Su, Donald C. Lawton
International Meeting for Applied Geoscience and Energy (IMAGE)
... filter with a frequency range of 5100 Hz and zero-phase was applied. In the third step, a median filter was employed. This denoising process effectively...
2024
Cyclostratigraphy for Low Resistivity Reservoir Assessment: An Example from S Field, Northern Kutai Basin
Prayoga Wahyu Pratama, Ikhsansyah Putra Pratama, Boyke Khadafi, Andy Wijaya, Ahmad Yuda Pratama
Indonesian Petroleum Association
... succession trend as well but corresponding to climatic change.Integrated Prediction Filter Analysis (INPEFA) log transformation was derived using...
2017
Identification and Quantification of Parasequences Using Expectation Maximization Filter: Defining Well Log Attributes for Reservoir Characterization
Saurabh Sinha, Raj Kiran, Javier Tellez, Kurt Marfurt
Unconventional Resources Technology Conference (URTEC)
...Identification and Quantification of Parasequences Using Expectation Maximization Filter: Defining Well Log Attributes for Reservoir Characterization...
2019
Abstract: Petrological evidence for extensive liquid immiscibility in the Jurassic North Mountain Basalt, Nova Scotia
Michelle De Wolfe, Daniel J. Kontak, Jarda Dostal
Atlantic Geology
... of these immiscible silicate liquids via filter pressing may account for the presence of rhyolite bands and sills of pegmatitic gabbro and pyroxenite...
2001
ABSTRACT: A Comparison of the Trace Elements Content in Coal, Fly and Bottom Ashes From the Figueira Power Plant, Paraná, Brazil and Soils Collected in the Vicinity of the Plant
T. Delgado, R. Dillenburg, P. Lourenzi, J. Levandowski, S. Maia, W. Kalkreuth
The Society for Organic Petrology (TSOP)
..., in contrast, are captured by electrostatic filter systems, but a small amount of volatile trace elements escapes to the atmosphere through the chimneys...
2009
Evaluation of Heavy Mineral Separations Using Artificial Samples
John D. Bates, Beth H. Bates
Journal of Sedimentary Research (SEPM)
... to stand another 15 minutes or until well settled. Heavies drawn off through petcock onto filter paper in open funnels. A little more tetrabromoethane...
1960
Analysis of Carbonate Rocks for Calcium, Magnesium, Iron, and Aluminum with EDTA
Ramon E. Bisque
Journal of Sedimentary Research (SEPM)
... or porcelain 5. Desiccator 6. Erlenmeyer flasks; 300 ml 7. Electric hot plate 8. Filtering crucibles (optional, see "Discussion") 9. Filter paper; Whatman...
1961
Effect of the Structure of the Productive Strata of the Pashnin Field on the Process of Recovery
M. A. Gruzdeva, V. M. Kolosov, S. D. Podoprigorin
Petroleum Geology: A Digest of Russian Literature
... are such that the productive strata cannot be worked evenly by a single filter - one net of wells. Almost 60% of the thickness of the sandy beds...
1978
Characteristics of the Movement of Injected Water Along the Section and by Area in the Main Unit of Sandstones of Usin Field
A. G. Demidenok, M. A. Gruzdeva, S. V. Khan, V. Ye. Klenova
Petroleum Geology: A Digest of Russian Literature
... and the other four on a net of 750 by 600 by 500 m. The pay is produced on a single filter. A total of 18.9 million tons (130 million bbls) of oil...
1979
Centrifuge Separation of Heavy Minerals: A New Apparatus: NOTES
J. C. Theron
Journal of Sedimentary Research (SEPM)
...-propylene tube is placed on the filter paper to allow the drops on the outside to drain off on to the filter paper. The heavy minerals are then swirled...
1969
Abstract: The Industrial Mineral-Based Industries in Malaysia Current Status and Prospect
Chu Ling Heng, Azimah Ali
Geological Society of Malaysia (GSM)
... these manufacturers was estimated at RM1.4 billion. The sand-based manufacturers include those producing filter sand, glass, silicon and sodium silicate. In 1999...
2001