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The AAPG/Datapages Combined Publications Database
Showing 1,906 Results. Searched 200,636 documents.
Frac-Hit Dynamic Modeling using Artificial Intelligence and Machine Learning
Shahab Mohaghegh
Unconventional Resources Technology Conference (URTEC)
... in Space”. Blind Validation in Time: During the "Blind Validation in Time", several months of data from the tail-end of the production process is removed...
2020
Reproducibility and Significance of Measurements of Sedimentary Size Distributions
John J. W. Rogers
Journal of Sedimentary Research (SEPM)
... estimation errors. The slight "hook" or "tail" at both the coarse and fine ends of the distributions of figure 2 has been found in a number of typical Gulf...
1965
Heavy Oil Polymer EOR in the Challenging Alaskan Arctic - It Works!
A. Dandekar, B. Bai, J. Barnes, D. Cercone, J. Ciferno, R. Edwards, S. Ning, W. Schulpen, R. Seright, B. Sheets, D. Wang, Y. Zhang
Unconventional Resources Technology Conference (URTEC)
... than the delayed 30% retention tail. URTeC 5077 13 In displacement experiments performed on core material saturated with representative oil, we...
2021
Integration of Gas-to-Oil Ratio into Production Decline Analysis to Predict Flow Regime Transition
S. G. Lapierre
Unconventional Resources Technology Conference (URTEC)
...) behavior. By 1988, both Long and Davis, and Robertson, S. introduced the Constant-Percentage-Decline tail (CPD) and the Generalized Hyperbolic...
2021
Molecular Simulation of Multi-scale Multi-Component Hydrocarbon Phase Behavior in Liquid-Rich Shale Reservoirs
Fangxuan Chen, Ran Bi, Hadi Nasrabadi
Unconventional Resources Technology Conference (URTEC)
...: URTeC 5293 5 𝜎!# = $!! )$"" (6) ' 𝜀!# = @ 𝜀! ∙ 𝜀# (7) The cutoff distance is set as 10 Å and the long-range tail correction...
2021
Impact of Completion Design on Various Infill Scenarios: A Data Driven Permian Case Study
Chad Darneal, Kyle Friehauf, Kristie McLin, Bharath Rajappa, Hui Zhou, Phuong Hoang, Justin Hammond, Herbert Swan
Unconventional Resources Technology Conference (URTEC)
... in the trend between 10,000’ and 14,500’ where production appears to tail-off with lateral length and the trend crosses all 4 stage architectures. Given...
2021
Shale Morphology and Seal Characterization of the Lower Atoka Formation Deepwater Deposits, Jacksonville, Arkansas
Christian J. Clark, Arnold H. Bouma, Bruce M. Samuel
GCAGS Transactions
... at the tail end of a turbidity current (Fig. 9). In addition, the sample has a high percentage of detrital silt-sized quartz grains, which can be the result...
2000
The Carolina Cretaceous: Petrographic Reconnaissance of A Graded Shelf
Donald J. P. Swift , S. Duncan Heron, Jr. , Charles E. Dill, Jr.
Journal of Sedimentary Research (SEPM)
... straight line segments. Since the "exponential" tail of the distribution consists of nearshore sands clos to the Black Creek-Peedee shoreline, a dispersal...
1969
Dispersal of Fine Sediments from River to Shelf: Process and Product
Bentley, Samuel J., Sr.
GCAGS Transactions
...; Rotondo and Bentley, 2002; Roberts et al., 2002), although maximum discharge on the Atchafalaya coincides with the tail end of intense frontal storms...
2002
Helium in Australia with special reference to the Northern Territory & South Australia
Dr. Michael C. Clarke, Dr. Duncan Seddon, Greg Ambrose, Dr. Chris Boreham, David Warner
Petroleum Exploration Society of Australia (PESA)
... that it passes into the tail gas of cryogenic processes, 1. LIQUEFIED NATURAL GAS (LNG) (iii) Because it is the gas with the lowest boiling point, helium...
2019
Deep Learning Models for Methane Emissions Identification and Quantification
Ismot Jahan, Mohamed Mehana, Bulbul Ahmmed, Javier E. Santos, Dan O’Malley, Hari Viswanathan
Unconventional Resources Technology Conference (URTEC)
... architecture used for this analysis. Pre-processing The plume images, shown in Figure 1, mimic the plume observations from the field data. However, the tail...
2023
A Geomechanics and Pore Pressure Informed Stage Level Optimization Case Study for Unconventional, Infill Development in the Powder River Basin
Joel Mazza, Justin Kegel, Steve Van Delinder, Tom Hewett, Beth Emborsky, Scott Patrick
Unconventional Resources Technology Conference (URTEC)
... (with a small resin coated sand tail-in) ramped 0.5 lb/gal to 4.0 lb/gal transported by an 18 lb. borate crosslinked fluid system. The authors...
2023
Use of Textural Parameters in Evaluating the Genesis of the Berne Conglomerate (Mississippian) in Central Ohio
Kennard B. Bork
Journal of Sedimentary Research (SEPM)
... were found. Log-probability plots amplify the coarse tail and confirm the values. Processes suggested as having been operative during Berne deposition...
1970
Regained Permeability Measurement When Using Different Surfactants in Fracturing Operations
Lin Yuan, Mohammad Yousefi, Darin Oswald, Hassan Dehghanpour
Unconventional Resources Technology Conference (URTEC)
..., 2018. A Zwitterionic Surfactant Bearing Unsaturated Tail for Enhanced Oil Recovery in High-Temperature High-Salinity Reservoirs. J. Surfactants Deterg...
2024
An Analysis of Factors Controlling Deviations in Hydraulic Equivalence in Some Modern Sands
Richard Lowright, E. G. Williams, Frank Dachille
Journal of Sedimentary Research (SEPM)
.../sec.), since we'v shown that this "fine tail" reacts to process in the environment at a more rapid rate than does the coarse end of the distribution...
1972
Dynamic Stress Effects on Production Decline in Haynesville Shale Gas Wells
Ehab Rabah, I. Yucel Akkutlu
Unconventional Resources Technology Conference (URTEC)
... fall, followed by nearly flat long tail. This trend has been previously identified by Thompson et al. (2010). Type 2, on the right, belongs to a well...
2025
A Sequential Machine Learning Framework for Individual Well Forecasting in the Bakken
Ahmed G. Almetwally, Alisha Meether, Christian Gronister, Taylor Goy, Amir Kianinejad, Sebastien Matringe
Unconventional Resources Technology Conference (URTEC)
... production. The DCA curve, while useful as a static average, systematically underestimates production during peak flow and overestimates in late-time tail...
2025
Concepts in the Study of Biogenic Sedimentary Structures
Robert W. Frey
Journal of Sedimentary Research (SEPM)
... finely divided compartments, or (2) oblivious to the real biological significance of lebensspuren. A dinosaur dragging its tail, for example, could...
1973
Experimental Study of Proppant Flowback with Standard Core Samples
Xinyao Zhang, Huiying Tang, Kaixiang Di, Cheng Du, Shiyi Xie, Liehui Zhang
Unconventional Resources Technology Conference (URTEC)
... proppants in the tail-in stage improves fracture stability while reducing sand production (Wu et al., 2024). However, challenges remain in replicating...
2025
Development of a Novel, Patented Fracturing Technology Based on Low-Cost Petroleum Coke Light Weight Proppant from Lab-Scale Evaluation to Field-Scale Pilots: Case Studies in the Midland and Delaware Basins
Robert Shirley, P. Matthew Spiecker, James S. Brown, Tim Benish, Xiao Jin, Mohan G. Kulkarni, Chu-Shu Kao, Peter A. Gordon, Tracy J. Moffett, Satish Kumar D, George Staus
Unconventional Resources Technology Conference (URTEC)
... petroleum coke also contains a tail of fine material that was removed. Fines removal helped to mitigate dust during transport to wellsite and conveyance...
2025
Geology of Erath Field, Vermilion Parish, Louisiana
M. H. Steig , I. K. Nichols , Shapleigh G. Gray , R. L. Denham
AAPG Bulletin
... which is initially stripped at 1,200 psi. After final processing, the tail gas is compressed to 4,500-4,800 psi, for reinjection, the highest known...
1951
Analysis of the Goose Point area near Lacombe, Louisiana, Validates New Geophysical Data Type—Natural Sourced Electromagnetism (NSEM)—for Detection of Lineaments Associated with Faults and Sedimentary Features
Kathleen S. Haggar, Les R. Denham, Louis J. Berent
GCAGS Transactions
... the Hwy. 11 Bridge. It appears to develop a horse tail pattern of additional faults to the northwest shown in purple and yellow as well as 2...
2015
Density-current Strata in Lower Cretaceous Washita Group, North-central Texas
Robert W. Scott, Hooman Laali , David W. Fee
Journal of Sedimentary Research (SEPM)
... a 250 µm tail on the cumulative curve (Fig. 5). The cumulative probability curve of Visher (1969) and the grain-size image of Passega and Byramjee (1969...
1975
Facies in the Lower Austin Chalk Group, from a Roadcut on U.S. 90 and a Core behind the Outcrop, near Langtry, Texas
Christine Griffith, Michael Pope, Kyle Gillespie, Alexis Godet, Daniel Minisini
GCAGS Transactions
... burrows penetrate the upper marl here, although this is not common at other chalk/marl contacts. Horse tail pressure solution fabric is present...
2019
Early Tertiary Conglomerates of the Santa Ana Mountains, California
A. O. Woodford, Craig Gander
Journal of Sedimentary Research (SEPM)
... or texture close to that of its analog. Lowry and Grivetti (1979) found clasts of Poway type in the early Tertiary White Tail conglomerate east of Phoenix...
1980