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The AAPG/Datapages Combined Publications Database
Showing 3,627 Results. Searched 200,357 documents.
Minimum Miscibility Pressure Calculation for Oil Shale and Tight Reservoirs With Large Gas-Oil Capillary Pressure
Kaiyi Zhang, Bahareh Nojabaei, Kaveh Ahmadi, Russell T. Johns
Unconventional Resources Technology Conference (URTEC)
...) suggested. The following equations are satisfied for liquid/vapor equilibrium: PV= P + pc pc = (1) 2σ r (2) fiV (T , PV , y1 L y Nc ) = fi L...
2018
Facies Classification and Geophysical Signature of Lacustrine Carbonates, Case Study of a Presalt Analogue Outcrop in the Green River Formation
Search and Discovery.com
N/A
Integrated Reservoir Characterization from Core to Geomodel: Example of a Cretaceous Mixed Clastic/Carbonate Oil Field, West Africa, #40834 (2011)
Christine Duval, Cedric Mabille, Aurelien Virgone, Michel Rebelle, Paul Vernay,
Search and Discovery.com
..., appear to be more pertinent for petrophysical parameters distribution. Regarding saturation laws, several approaches were attempted to model them from PC...
2011
Properties Upscaling in Porosity Systems with Under-resolved Features Using Image-Based Rock Physics
Shawn Shuang Zhang, Alan P. Byrnes, James J. Howard
Unconventional Resources Technology Conference (URTEC)
... provided key rock properties including porosity (φ), absolute permeability (K), capillary pressure (Pc), and water saturation (Sw). Although core analysis...
2019
A method to predict the resistivity index for tight sandstone reservoirs from nuclear magnetic resonance data
Liang Xiao, Yujiang Shi, Gaoren Li, Haopeng Guo, Junran Li
AAPG Bulletin
... pressure (Pc) curves from nuclear magnetic resonance (NMR) logs: Journal of Petroleum Science Engineering, v. 147, p. 154–167, doi:10.1016/j...
2021
Pore Structure Inhibits Gas Diffusion in the Barnett Shale; #50609 (2012)
Qinhong Hu, Zhiye Gao, Sheng Peng, and Robert Ewing
Search and Discovery.com
... angle (130–140o) for Hg Pc : capillary pressure (micro bar) 20% 0.01 0.1 0.306±0.019 (N=3) 2.88 14.8 5.96 7,219’ (N=1) 5.31 7,199’ 0.283...
2012
Stability and Geotechnical Characteristics of Marine Sediments, Gulf of Mexico
William R. Bryant, Charles S. Wallin
GCAGS Transactions
... to rapid rates of deposition. The three e-log p curves of Figure 12 represent highly pre-consolidated or over-consolidated sediment (pc > po). The over...
1968
Abstract: A New Method of Evaluating Tight Gas Sands Pore Structure from Nuclear Magnetic Resonance (NMR) Logs; #90285 (2016)
Liang Xiao, Xiu-Hong Xie
Search and Discovery.com
... pore structure. Generally, to consecutively quantitatively evaluate tight gas sands pore structure, the best method is constructing pseudo Pc curves...
2017
Application of Saturation Height Model in Case of Depletion in Paleo Times; #42516 (2020)
Jan van der Wal
Search and Discovery.com
...Application of Saturation Height Model in Case of Depletion in Paleo Times; #42516 (2020) Jan van der Wal Application of Saturation Height Model...
2020
2004
Constructing Oil/Gas Capillary Pressure and Relative Permeability Curves From a Distribution of Pores in Shale Reservoirs
Brian C. Stimpson, Maria A. Barrufet
Unconventional Resources Technology Conference (URTEC)
... match. When the constant composition and gas depletion relative permeability curves are plotted against normalized oil saturation, the curves match...
2017
Reservoir Characterization and Estimation of Remaining Oil Saturation using NMR logs for Optimizing a CO2 Flood: A Pilot Study
Sandeep Ramakrishna, Eric Murphy, Ron Balliet, Lonnie Sullivan, Kathleen Barclay, Raymond Schutte
West Texas Geological Society
... Rw = Formation water salinity in Ω-m SCAL = Special core analysis techniques (Sb/Pc)max = Maximum value of the ratio of mercury saturation...
2011
Definition of Water Table: GEOLOGICAL NOTES
Carroll F. Knutson
AAPG Bulletin
... in a supercapillary opening in the rock (Fig. 3). B.--The water table is the upper surface of the zone of essentially 100 per cent water saturation...
1954
A Development Geology Workstation: Part 8. Integrated Computer Methods
Tom C. Anderson
AAPG Special Volumes
...). The computer can help by plotting multiple runs, curve types, and text information onto a composite log, or it can compute water saturation curves from input...
1992
Integrated Reservoir Characterisation for EOR: A Case Study from a Giant Carbonate Reservoir in the Middle East; #110059 (2008)
Cathy Hollis, Volker Vahrenkamp, Simon Tull, Abhijit Mookherjee, Michael Caputi, Yaduo Huang
Search and Discovery.com
... 0.1 0.01 0.01 250 0.1 1 Helium porosity (pu) H FW A L 200 150 100 50 0 0.0 0.2 0.4 0.6 Cumulative Hg saturation 0.8 1.0 Imbibition curves...
2008
Evaluating Reservoir Compartmentalization by Correlating Laboratory and Field Data
Michael J. Heymans
Rocky Mountain Association of Geologists
... to the core test measurements, from the same elevation, that have been converted to curves of hydrocarbon saturation versus height. Differences in free...
1998
Time-lapse FWI prediction of CO2 saturation and pore pressure
Qi Hu, Kristopher Innanen
International Meeting for Applied Geoscience and Energy (IMAGE)
... (a) CO2 saturation and (b) pore pressure. In Figure 5, we compute the theoretical curves of velocities and density as a function of CO2 saturation and pore...
2023
Capillary Pressure Techniques: Application to Exploration and Development Geology
Jeffrey B. Jennings
AAPG Bulletin
... by injecting mercury into sample plugs to produce a plot of injection pressure vs. mercury saturation. The resulting capillary pressure curves can provide...
1987
Integration of Laboratory Measurements and Well Log Data for Reservoir Characterization of Carbonate Field, India: A Case Study; #20106 (2011)
Ajay Kumar, Mohit Khanna, Prasanna Tellapaneni, Rajesh Kumar Singh, and Arpana Sarkar
Search and Discovery.com
... field-wide saturation-height function that relates capillary pressure curves to porosity, permeability or rock type in general. The classic method...
2011
The Petrophysical Integration of Four Volumetric End Points Applied to an Indonesian Carbonate
Mark Deakin, David R. Smith
Indonesian Petroleum Association
... saturation (decimal) Swpc = Sw calculated from [Pc - ∅ - Sw - k ] relationships in core Vsh = volume fraction of shale (decimal) Vshds = volume shale...
2003
The Role of Sedimentary Fabric for Rock Typing and Model Upscaling in Carbonate Reservoirs; #50306 (2010)
Volker C. Vahrenkamp and Anouk Creusen
Search and Discovery.com
... cells At ends: 51 injectors / producers 4 PRT’s each with – poro/perm range – Individual saturation/relperm curves Click to view movie • • • • All...
2010
Assessment of Improved Oil Recovery by Osmotic Pressure in Unconventional Reservoirs: Application to Niobrara Chalk and Codell Sandstone
Ozan Uzun, Hossein Kazemi
Unconventional Resources Technology Conference (URTEC)
..., the shift in water saturation was 31.99% and 34.89%, respectively (Fig. 7). (a) (b) (c) (d) Figure 7: Capillary pressure curves: (a) Codell sandstone...
2019
Development of Tight Gas Sand Core Analysis Techniques for the Pinedale Field, Sublette County, Wyoming
John M. Dacy, Paul R. Martin, Robert H. Lee
AAPG Special Volumes
... for in resistivity log modeling for water saturation. Capillary pressure (Pc) was determined using both air–brine and mercury injection methods. Air–brine...
2014
Modelling Wettability Alteration in Microporous Carbonate Rocks; #41428 (2014)
Wissem Kallel, Rink van Dijke, Ken Sorbie, Rachel Wood, Zeyun Jiang, Sophie Harland
Search and Discovery.com
... Capillary Pressure (Pc), Relative Permeability (Kr) and Residual Oil Saturation (Sor) curves. First, Primary Drainage (PD) is modelled, assuming...
2014
Pore-Size Distribution in Sandstones: GEOLOGIC NOTE
A. S. T. Netto
AAPG Bulletin
... irreducible water saturation. Folk, R. L., and W. C. Ward, 1957, Brazos River bar: a study in the significance of grain size parameters: Journal...
1993