Oil-Column Calculations in Stratigraphic Traps: ABSTRACT

R. R. Berg

AAPG Bulletin

... stratigraphic traps if the rock and fluid properties are known or can be estimated. Because oil migration is prevented by capillary pressure in small pores...

AAPG Memoir 67: Seals, Traps, and the Petroleum System. Chapter 13: Stratigraphic Controls on the Development and Distribution of Fluid-Pressure Compartments

R.S. Martinsen

AAPG Special Volumes

...?" The fundamental difference is that conventional stratigraphic and structural traps have incomplete capillary seal closure, whereas fluid pressure...

Experimental and Numerical Study of Shale Oil EOR by Surfactant Additives in Fracturing Fluid

Jiawei Tu, James Sheng

Unconventional Resources Technology Conference (URTEC)

... sets of relative permeability (Kr) curves and Capillary Pressure (Pc) curves (Figure 4-1 and Figure 4-2.) that represent Water-wet/Oil-wet and High...

The Cutoff of Flowing Porosity in Tight Complex Carbonate Oil Reservoir: A Case Study on High-Pressure Mercury Intrusion in Interval MBK, Block SH, Iraq, #42204 (2018).

Yaping Lin, Tiezhuang Wu, Chaosheng Guo, Liyong Tan, Xiaofeng Sheng, Chuandi Wang

Search and Discovery.com

... carbonate oil and its controlling factors are determined. According to the conversion between capillary pressure in reservoir conditions and capillary...

Comparison between the Different Approaches of Secondary and Tertiary Hydrocarbon Migration Modeling in Basin Simulators

Sylvie Pegaz-Fiornet, Bernard Carpentier, Anthony Michel, Sylvie Wolf

AAPG Special Volumes

... tensor of the porous media (m2), Kr is the relative permeability, Pw is the pore pressure in the water phase (Pa), Pc is the capillary pressure (Pa...

Capillary Seals and Their Evolution in the Cretaceous Section in the Powder River Basin, Wyoming, by Z. S. Jiao, R. C. Surdam, R. S. Martinsen, and W. P. Iverson; #90986 (1994).

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ABSTRACT: Influence of Dolomite Cement on the Permeability and Capillary Pressure Properties of Quartzose Sandstones, by Alan P. Byrnes, Michael D. Wilson; #91020 (1995).

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Porosity, Permeability and Capillary Pressure Properties of the Kimmeridge Clay Formation of the North Sea using Pore Size Distribution Method, by Olufemi Jokanola; #90037 (2005)

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Application of Electrical Resistivity Measurements to Problem of Fluid Flow in Porous Media

M. R. J. Wyllie , M. B. Spangler

AAPG Bulletin

...) is the so-called "capillary pressure function," Pc the capillary pressure. He showed also that in clean unconsolidated sands the plot of j(Sw...

Pore Geometry of Carbonate Rocks as Revealed by Pore Casts and Capillary Pressure

N. C. Wardlaw

AAPG Bulletin

... connections are sheet-like rather than tubular and the expression Pc = 2^sgr Cos^Thgrd should be used to relate capillary pressure (Pc...

Facies classification in lacustrine carbonates derived from geophysical data, comparison between outcrop and core measurements

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Predicting the distribution of the tight sandstone gas in the Hechuan play, Sichuan Basin, China

Qiulin Guo, Xiaodi Li, Caineng Zou, Junwen Hu, Ningsheng Chen

CSPG Bulletin

... in atm; pc is the capillary pressure of the reservoirs in atm; ρgghg is gas gravity in atm with hg being the gas column height in m; and pf...

Estimating the Amount of Oil and Gas Accumulation from Top Seal and Trap Geometry

Fuminori Sawamura, Kazuo Nakayama

AAPG Special Volumes

... contact with the top seal is also calculated as 46.84 mN/m. Because total buoyancy (Pb) balances the capillary pressure (Pc) in pure capillary-limited...

Monitoring Imbibition and Estimating Residual Gas Saturation Using Low Field NMR, #41599 (2015).

Minghua Ding, Apostolos Kantzas

Search and Discovery.com

... the capillary number. The pressure gradient required to move the trapped non-wetting phase through a capillary tube is much higher than what would...

ABSTRACT: The Investigation of Hydrocarbon Saturation in the Transition Zone with the Capillary Pressure Model, by Petrov, Alexander; Kozhevnikov, Dmitry A.; Kovalenko, Kazimir; Deshenenkov, Ivan S.; #90141 (2012)

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The Determination of Seal Capacities for Highly Pressured HP/HT Traps: A Best-PracticeŽ Workflow

Stephen O'Connor, Richard Swarbrick, Richard Lahann, Alexander Edwards, David Scott, Sam Green

Indonesian Petroleum Association

... is a function of two main processes, either:  Membrane leakage where petroleum buoyancy pressure exceeds the capillary entry pressure of the seal...

Classification of Reservoir Rocks by Surface Texture

Robert B. Robinson

AAPG Bulletin

... the mercury-injection method described by Purcell (1949). Pore radius (r) varies inversely with capillary pressure (Pc). With each increment...

Multidisciplinary Reservoir Description, Walker Creek Field, Columbia and Lafayette Counties, Arkansas: Fractured Reservoirs: Origin, Description, Evaluation

D. M. Bliefnick, J. G. Kaldi, S. K. Bissmeyer, T. T. Dang

AAPG Special Volumes

... properties, including 1) petrographic evaluation of pore types, 2) relating depositional and diagenetic textures to capillary pressure (Pc) trends and 3...

Numerical Investigation of Coupling Multiphase Flow and Geomechanical Effects on Water Loss During Hydraulic Fracturing Flow Back Operation

Mingyuan Wang, Juliana Leung

Unconventional Resources Technology Conference (URTEC)

... factor, Pc is capillary pressure, subscripts F and M denote fracture and matrix, respectively. 3.1 Matrix Wettability An increase in wettability to water...

Treatise of Petroleum Geology / Handbook of Petroleum Geology: Exploring for Oil and Gas Traps. Chapter 9: Predicting Reservoir System Quality and Performance

Dan J. Hartmann and Edward A. Beaumont

AAPG Special Volumes

... Capillary pressure (Pc) curves are a rock property measurement that relates the volume of pore space controlled by pore throats of a given size (usually...

A Method for Developing 3-D Hydrocarbon Saturation Distributions in Old and New Reservoirs

Michael J. Heymans

Rocky Mountain Association of Geologists

... relationship shown in Figure 5, also listed in Table 1. The height of the curves, 370 psia on the Pc mercury capillary pressure scale, are constrained...

Pore Geometry: Control on Reservoir Properties, Walker Creek Field, Columbia and Lafayette Counties, Arkansas

D. M. Bliefnick , J. G. Kaldi

AAPG Bulletin

... of the distribution of the effective pore- throat sizes, as derived from the capillary pressure equation: [EQUATION] where Pc = capillary pressure, rc...

Migration and Entrapment of Petroleum in Two-Fluid-Phase Systems

Dr. H. D. Windland

New Orleans Geological Society

... is:      (1) where Pc is capillary pressure, is interfacial tension, is the contact angle, and r is effective pore radius. The relationship between...

Complex Petrophysical Studies to Evaluate the Safety of an Underground Gas Storage in Porous Rocks, #80642 (2018).

Carlo Dietl, Roland Braun, Hansjörg Baumgartner, Eberhard Jahns, Tobias Rudolph

Search and Discovery.com

..., brine permeability and capillary threshold pressure of the storage caprock under in situ conditions. For a detailed description of the experimental...

Entrapment of Petroleum Under Hydrodynamic Conditions

M. King Hubbert

AAPG Bulletin

..., the capillary pressure pc would be negative, and in order for the capillary-potential term pc/^rgro to approach a minimum, it would be necessary for -pc...