Abstract: Analog-based Seal Classification and its Potential Application in Prospect Evaluation; #90251 (2016)

Shengyu Wu, Shaoqing Sun, José I. Guzmán

Search and Discovery.com

..., the buoyancy pressure increases towards the updip seal. Stratigraphic sealing mechanisms are capable of retaining large hydrocarbon columns, but because most...

Abstract: A Predictive Approach for Tight Oil and Gas Exploration; #90257 (2016)

Fujian Ma

Search and Discovery.com

... laterally. The compaction properties are taken from a standard data base. Measured capillary pressure and porosity data are used for model calibrations...

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

Fuminori Sawamura, Kazuo Nakayama

AAPG Special Volumes

... the downward capillary pressure for the hydrocarbon accumulation in a trap. At the maximum hydrocarbon height, the buoyancy should be equal...

The Fundamental Role of Electrostatic Forces within Pore Systems and Their Effects on Resource Evaluation and Reservoir Performance: Capillary Forces Theory

Robert Lee, Per K. Pedersen, Thomas F. Moslow, Roberto Aguilera

Unconventional Resources Technology Conference (URTEC)

... expulsion from source rocks are expected to appear inverted relative to the buoyancy model (Figure 6) reflective of decreasing displacement pressure...

Geology and Mechanics of the Basin-Centered Gas Accumulation, Piceance Basin, Colorado, by Stephen Cumella and Jay Scheevel

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Geology and Mechanics of the Basin-Centered Gas Accumulation, Piceance Basin, Colorado, by Stephen Cumella and Jay Scheevel; #90042 (2005)

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Oil Migration and Dynamic Traps in Chalk, Danish North Sea, #120070 (2012)

Apollo Kok, Michael Arnhild

Search and Discovery.com

... the capillary entry pressure of the Ekofisk formation. In circumstances where a sufficient column in the Tor can accumulate, the Ekofisk starts to fill...

Complexity of Pore Pressure and Stress Analyses in Mahakam Median Axis of the Lower Kutai Basin, Kalimantan, Indonesia

Roni Herdiyanto, Joe-Anderson Siadary, Dhanny Fadlan

Indonesian Petroleum Association

... reservoir pressure or drilling events. There are some minor processes that contribute to over pressure (Ramdhan, 2017). Hydrocarbon buoyancy, hydraulic...

Characteristics, Accumulation Conditions, and Exploration Prospects of Tight Oil in China; #80230 (2012)

Caineng Zou

Search and Discovery.com

... boundaries, extensively distributed in good source rocks.  Continuous and non-buoyancy accumulation, typically short-distance migration.      Poor...

Hydrocarbon accumulation processes and mechanisms in Lower Jurassic tight sandstone reservoirs in the Kuqa subbasin, Tarim Basin, northwest China: A case study of the Dibei tight gas field

Xiongqi Pang, Junwen Peng, Zhenxue Jiang, Haijun Yang, Pengwei Wang, Fujie Jiang, and Ke Wang

AAPG Bulletin

... accumulation was still controlled dominantly by buoyancy. However, based on production data, well drilling results, well logging data, fluid pressure...

Modeling the Maturation and Migration of Petroleum: Chapter 5: PETROLEUM GENERATION AND MIGRATION

Alan K. Burnham, Jerry J. Sweeney

AAPG Special Volumes

... forces then become important. If the oil globule is comparable in size to a pore diameter, the buoyancy pressure must exceed the net capillary...

Simulation of Light Hydrocarbon Migration in a Stacked Petroleum Reservoir at Teapot Dome, Wyoming, with Pressurization During Carbon Dioxide Sequestration

Ronald W. Klusman

AAPG Special Volumes

... by cracking, increasing pressure on a seal with light hydrocarbon loss over time (Hunt, 1996).Transport of hydrocarbons by the buoyancy of microbubbles...

Overcoming Liner Installation Challenges in Extended Reach Laterals with a Burst Disk Sub

Matthew Miller, Patrick Mogenhan

Unconventional Resources Technology Conference (URTEC)

... because of the trapped air. By changing the buoyancy of the tool string, the drag friction is greatly reduced. Reducing the drag friction during liner...

Abstract: Mechanics of Secondary Migration and Entrapment of Hydrocarbons, by Tim T. Schowalter; #90969 (1977).

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Exploration Hydrodynamic - Northwestern Colorado

Patrick A. Treckman, Gilman A. Hill, William A. Colburn, Floyd H. Millera

Rocky Mountain Association of Geologists

... GRADLENTS A hydrodynamic pressure gradient is the rate of change of water pressure measured along the flow path and corrected to a horizontal datum...

Further Notes on the Hydraulic Theory of Oil Migration and Accumulation

John L. Rich

AAPG Bulletin

... buoyancy of oil and gas in water is incapable of causing extensive migration of these fluids in the sandstones and other porous rocks in which the oil...

Evaluation of possible gas microseepage mechanisms

Alton Brown

AAPG Bulletin

.... For comparison to equation 1, equation 5 is rewritten in terms of fracture half width, l = W/2, and the pressure gradient is chosen to be that of buoyancy-driven...

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...

Distribution and Generation of the Overpressure System, Eastern Delaware Basin, Western Texas and Southern New Mexico: DISCUSSION AND REPLY

Richard E. Swarbrick

AAPG Bulletin

... to define a pressure seal: AAPG Bulletin, v. 78, p. 1005-1009. Dore, A. J., J. H. Auguston, C. Hermanrud, D. J. Stewart, and O. Sylta, 1993, Basin...

AAPG/Datapages Discovery Series No. 7: Multidimensional Basin Modeling, Chapter 15: Simple 3-D Modeling of Hydrocarbon Migration

Wangen, M., T. Throndsen

AAPG Special Volumes

... in the basin into two capillary pressure end members, which corresponds with a coarse-grained reservoir type rock and a fine-grained shale type rock...

Regional-scale hydrogeology of the Upper Devonian-Lower Cretaceous sedimentary succession, south-central Alberta basin, Canada

S. J. Anfort, Stefan Bachu, L. R. Bentley

AAPG Bulletin

... Cretaceous strata of the deep foreland basin migrated northeastward updip, driven by buoyancy and supported by a concurrent hydrodynamic drive. The great...

Lack of Basis for the Main Theoretical Position of the Hypothesis of Inorganic Synthesis of Oil and Gas

V. Vasil’yev

Petroleum Geology: A Digest of Russian Literature

... by flow of hydrocarbons from great depths in the crust. Vertical migration upward according to N. A. Kudryavtsev, takes place due to buoyancy of oil...

Reliability of Saturation-Pressure Method for Dating Time of Oil Accumulation

M. E. Hoshkiw

AAPG Bulletin

... cause an increase in the upward pressure because of the buoyancy effect. Migration does not take place through the barrier rock until the entry pressure...

ABSTRACT Site Selection and Storage Capacity for Geosequestration of Carbon Dioxide, #90103 (2010)

John Kaldi, Stefan Bachu

Search and Discovery.com

... by injecting CO2 at rates and pressures that meet safety and regulatory requirements. This refers to maintaining maximum bottom hole injection pressure...

The Climate System - A Brief Primer

Eric J. Barron, George T. Moore

Special Publications of SEPM

..., and equatorward motion at low levels in the atmosphere to complete a meridional circulation cell. Essentially, differential surface heating would yield buoyancy...