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The AAPG/Datapages Combined Publications Database
Showing 3,063 Results. Searched 200,756 documents.
Accurate, Direct Total Organic Carbon (TOC) Log from a New Advanced Geochemical Spectroscopy Tool: Comparison with Conventional Approaches for TOC Estimation; #41162 (2013)
Alyssa Charsky and Susan Herron
Search and Discovery.com
... in ohm/m, R baseline is the resistivity in the baseline organic-lean zone in ohm/m, ρb is the bulk density in g/cm3, and ρbaseline is the bulk density...
2013
Interpretation of Production Inflow Profiles from DTS Data and Integration with Completion Observations in Vaca Muerta Wells
Alexei A. Savitski, Andrey Yurchenko, Felix Todea, Alan Reynolds, Patricio Fita, Maxim Volkov, Roberto Navarro, Aleksei Gavrilov
Unconventional Resources Technology Conference (URTEC)
...). Recently, Distributed Strain Sensing based on Rayleigh Frequency Shift (DSS-RFS) data were used to invert the production profile (Ma et al, 2022...
2025
Seismic Prospecting for Gas-hydrate and Associated Free-gas Prospects in the Milne Point Area of Northern Alaska
T. L. Inks, M. W. Lee, W. F. Agena, D. J. Taylor, T. S. Collett, M. V. Zyrianova R. B. Hunter
AAPG Special Volumes
... include baseline-shifted gamma ray (GR-SHIFT), and bulk density (RHOB).Seismic Amplitude ModelingTwo seismic models were used to understand the seismic...
2009
Central Appalachian Tectonics and the Deep Basin
Herbert P. Woodward
AAPG Bulletin
... at right angles to a baseline extending N. 50° E.; and (c) various arcuate elements, particularly the curving folds of central Pennsylvania, arranged...
1964
Organic petrology and geochemistry of the Sunbury and Ohio Shales in eastern Kentucky and southeastern Ohio
Cortland F. Eble, Paul C. Hackley, Thomas M. Marty Parris, and Stephen F. Greb
AAPG Bulletin
... to the northwest (updip) than the 0.6% reflectance line illustrated by East et al. (2012). The effect of this shift is significant for two reasons. First...
2021
Chapter 4: Diamondoid Nanotechnology Reveals Migration Pathways and Mixing in Santos Basin Pre-Salt Oils
J. E. Dahl, J. M. Moldowan, M. R. Mello
AAPG Special Volumes
... been termed a diamondoid baseline, which is the concentration of diamondoids from a particular source rock in an uncracked produced oil. This value...
2021
The Graneros-Greenhorn Petroleum System: Greater Wattenberg Area, Denver Basin, Colorado
Craig A. Kaiser, Stephen A. Sonnenberg
Rocky Mountain Association of Geologists
... in Equation 1.1 (Passey et al., 1990). (1.1) Δ log R Density = log 10 Resistivity / Resistivity baseline - 2.5 x ρ b - baseline Where...
2014
Depostional Facies, Paleoenvironments, Reservoir Quality, and Well Log Characteristics of Mio-Pliocene Deep-Water Sands, Long Beach Unit, Wilmington Field, California
R. M. Slatt, J. M. Boak, G. T. Goodrich, M. B. Lagoe, C. L. Vavra, J. M. Bishop, S. M. Zucker
Special Publications of SEPM
... through the zone which is reflected by a gradual SP shift towards the shale baseline to the right. An example of a graded fining-upwards sequence is shown...
1988
Machine-Learning Assisted Production Allocation Using a 3-D Full Field Geochemical Model of Produced Oils in the Eagle Ford and Austin Chalk of South Texas
Jason Jweda, Hui Long, Eric Michael
Unconventional Resources Technology Conference (URTEC)
... produced fluid geochemistry sampling. Baseline sampling of individual wells has also been conducted and is integrated with the pilot database to track...
2021
Stable Carbon and Oxygen Isotope Evidence of Cretaceous Sea-Level Fluctuations Recorded in Septarian Concretions from Pueblo, Colorado, U.S.A.
Mario Coniglio , Paul Myrow , Tim White
Journal of Sedimentary Research (SEPM)
... from rapid changes in pore-water chemistry (Mozley 1996). There is no petrographic evidence to support this alternative explanation. Marine Baseline...
2000
Geologic and baseline groundwater evidence for naturally occurring, shallowly sourced, thermogenic gas in northeastern Pennsylvania
Brent Wilson
AAPG Bulletin
...Geologic and baseline groundwater evidence for naturally occurring, shallowly sourced, thermogenic gas in northeastern Pennsylvania Brent Wilson 2014...
2014
A Complementary Method of Assessing Clay Stabilisers Used in Hydraulic Fracturing Applications
Jeff Dupont, Jeff Dawson, Richard Mitchell
Australian Petroleum Production & Exploration Association (APPEA) Journal
... are zeroed, pump flow rate is changed to 5 mL/min, data collection commences, and a stable pressure baseline is established. The 7% KCl is chosen...
2021
Comparative Study on Fixed-Price Contract Versus Incentive-Based Contract in Indonesias Oil and Gas Industry
Stephen Salomo, Muhammad Iqbal Rahmadhani, Maghfira Ramadhani, Asep Kurnia Permadi, Ari Iskandar
Indonesian Petroleum Association
... for the incentive-based contract. A Monte Carlo Simulation is conducted to expand the limited production data into 1000 cases with several baseline...
2022
Seismic Diffraction Imaging of Reservoir Fractures with DAS Seismic Data in a Horizontal Well
Brian Fuller
Unconventional Resources Technology Conference (URTEC)
... dataset recorded with surface Vibroseis sources and downhole DAS data recording in the horizontal leg of a well. The baseline seismic survey was recorded...
2022
Interpretation of Methanic Diagenesis in Ancient Sediments by Analogy with Processes in Modern Diagenetic Environments: Part 1. Concepts and Principles
Donald L. Gautier, George E. Claypool
AAPG Special Volumes
... that an isotopic shift of at least 16 per mil had occurred in aqueous bicarbonate during the time elapsed from the cessation of calcite precipitation until...
1984
Relative Control of Paleoceanography, Climate, and Eustasy over Heterozoan Carbonates: A Perspective from Slope Sediments of the Marion Plateau (ODP LEG 194)
Cedric M. John, Maria Mutti
Journal of Sedimentary Research (SEPM)
... in the carbon cycle, render proper identification of carbon isotope events more difficult. However, a distinct shift in the baseline values of δ13C...
2005
Evaluating taphonomic bias of paleoecological data in fossil benthic foraminiferal assemblages
Christina L. Belanger
PALAIOS
... 18.8 Ma). Foraminiferal samples range in age from ,20.2 Ma to ,16.3 Ma and indicate decreasing bottom water oxygenation with a major faunal shift...
2011
The high-magnesium calcite origin of nummulitid foraminifera and implications for the identification of calcite diagenesis
Laura J. Cotton, David Evans, Simon J. Beavington-Penney
PALAIOS
... composition of fossil material is a useful means of assessing the integrity of geochemical datasets by providing a baseline to which samples can...
2020
Stormevent Sedimentation: Lithofacies Association in the Cardium Formation, Pembina Area, West-Central Alberta, Canada
F. F. Krause, D. A. Nelson
CSPG Special Publications
... point on the resistivity curve marking the gradual upward deflection away from the shale baseline. Previous workers have placed the base...
1984
Geologic Response to Hurricane Impact on Low-Profile Gulf Coast Barriers
Dag Nummedal, Shea Penland, Robert Gerdes, William Schramm, Jacob Kahn , Harry Roberts
GCAGS Transactions
... and 2300 CDT on September 12th, correlates with the pre-landfall shift in local wind direction from NE via N to NW. The associated Ekman transport flushed...
1980
Time Lapse Geochemistry (TLG) Application in Unconventional Reservoir Development
Faye Liu, Eric Michael, Kyrre Johansen, David Brown, Jeffrey Allwardt
Unconventional Resources Technology Conference (URTEC)
... techniques rely on the chemical fingerprints in each of the individual end members (i.e. produced oil from single zone) as the reference and baseline...
2017
Analysis and Integration of the Hydraulic Fracturing Test Site-2 (HFTS-2) Comprehensive Dataset
Venkateswaran Sriram Pudugramam, Yu Zhao, Fadila Bessa, Jake Li, Nancy Zakhour, Tim Brown, Jichao Han, Iwan Harmawan, Vinay Sahni
Unconventional Resources Technology Conference (URTEC)
... completion designs. During the production phase, Distributed Strain Sensing - Rayleigh Frequency Shift (DSS-RFS) (Jin et al., 2021, Ugueto et al., 2021...
2021
Geologic Model of Quaternary and Tertiary Deltaic Stratigraphy and the Impacts on Saltwater Encroachment in the Greater New Orleans Area
James E. Ayrer, IV, Carol M. Wicks
GCAGS Transactions
... interface is located mainly to the south of the Mississippi River, but increased pumping can shift the location of the interface. While a computer flow...
2013
Isotopic and Petrographic Record of Phreatic Diagenesis: Lower Cretaceous Sligo and Cupido Formations
Eva P. Moldovanyi , Kyger C. Lohmann
Journal of Sedimentary Research (SEPM)
.... Such a shift could result from slight changes in climate or in the 18O depletion of marine waters in response to a eustatic rise in sea level. A shift...
1984
Production Performance Evaluation from Stimulation and Completion Parameters in the Permian Basin: Data Mining Approach
Mustafa A. Al-Alwani, Shari Dunn-Norman, Larry K. Britt, Husam H. Alkinani, Abo Taleb T. Al-Hameedi, Atheer M. Al-Attar, Hector A. Trevino, Waleed H. Al-Bazzaz
Unconventional Resources Technology Conference (URTEC)
... States over the past few years. The shift in focus has resulted in the implementation of different drilling and completion strategies. By consistently...
2019