Abstract: Frontier Exploration Basin Modeling Technology Tested in the Mature Arkoma Basin, Oklahoma, USA, by I. D. Meshri, S. S. Foland, S. L. Bolton, and J. M. Walker; #90957 (1995).

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Abstract: Capillary Sealing as an Overpressure Mechanism in the Anadarko Basin, by Constantin Cranganu and Maria A. Villa; #90039 (2005)

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Abstract: The Effect of Swelling/Shrinkage on Gas Transfer Rates within Intact Cores of Powder River Basin Coals ; #90055 (2006).

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Abstract: Effectiveness of Horizontal Wells in Coalbed Methane Plays, by Palmer, Ian; #90071 (2007)

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Abstract: Apparent Overconsolidation of Mudstones in the Kumano Basin Of Southwest Japan: Implications for Fluid Pressure and Fluid Flow Within a Forearc Setting, by Junhua Guo; #90182 (2013)

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Agents for Primary Hydrocarbon Migration: A Review

Kinji Magara

AAPG Special Volumes

... expelled as overburden load increased, the normal hydrostatic pressure will be maintained. Timko and Fertl (1971) showed statistically that most oil...

Applications of Novel, High Temperature, Water-Based Drilling Fluids on Some of C.P.I.'s Offshore Sumatra Wildcats

S. C. Polnaszek

Indonesian Petroleum Association

... the hydrostatic pressure drops as circulation is lost. Therefore, the drilling fluid programs on these Langsa Block exploration wells called for using...

Variation of Vertical Stress in the Onshore Canning Basin, Western Australia

Adam H. E. Bailey, Paul Henson

Australian Petroleum Production & Exploration Association (APPEA) Journal

...ficantly higher salinities have been observed (Ferguson et al. 1992). Hence, a reasonable estimate of hydrostatic pore pressure within the Canning Basin...

Regional Subsurface Hydrogeology, Peace River Arch Area, Alberta and British Columbia

Brian Hitchon, Stefan Bachu, J.R. Underschultz

CSPG Bulletin

..., only a horizontal one, then the pressure variation with depth is hydrostatic. In this case, the slope of the pressure versus depth plot is equal...

ABSTRACT: Sand Injectites: Controls on their Formation and Reservoir Character - an Assessment of Reserve Potentia; #90007 (2002)l

Andrew Hurst, Joseph Cartwright, Davide Duranti, Mads Huuse, Bryan Cronin

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... release of overpressure built-up in a sand body and the process of equilibration of the overpressure to the hydrostatic gradient as fluidised sediment...

AAPG/Datapages Discovery Series No. 7, Multidimensional Basin Modeling, Chapter 8:  Integration of Capillary Top-Seal Leakage with Map-Based Fluid-Flow Modeling

Michael, G. E., P. D’Onfro, and F. Eilertsen

AAPG Special Volumes

.... Reduction in porosity versus effective overburden stress under normal hydrostatic pressure using Mann and Mackenzie's (1990) method for a shale and silty...

Petrophysical Interpretation of the Northern Pinedale Field, Sublette County, Wyoming

Keith J. Jagiello

AAPG Special Volumes

... Sandstone. Gas-charged sands are first penetrated at the top of overpressure in the Wagon Wheel Formation of Paleocene age. The pressure gradient...

Hydrogeologic Regimes of Sandstone Diagenesis: Part 1. Concepts and Principles

William E. Galloway

AAPG Special Volumes

... is the driving mechanism for flow. If circulation is impeded by restricted transmissivity of the sediment pile, fluid pressure/depth gradient may...

Pore Pressure Configuration in Balikpapan Bay Area

Hendry Setiawan Lie, Oddy Adnan Mudatsir, Novrianto Pamilwa Citajaya, Sigit Arisetiadi Umri, Benyamin Sapiie

Indonesian Petroleum Association

...s the compartmentalization concept. In the north structure, the pressure data point shows a normal hydrostatic trend. Otherwise, in the centra...

Estimation of Permeability, Porosity and Rock Compressibility Properties using Digital Rock Analysis Technique for a Heavy Oil Unconsolidated Sandstone Offshore Brazil; #30587 (2018)

M.F. de Siqueira, F. Silva, M.D. Marsili, P.S. Rocha, A. Kronbauer, C. Sisk, A. Grader, J. Toelke, A. Jordan

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... assessment. This paper describes the equipment designed to enable scanning the rock samples under different hydrostatic pressures using the latest micro...

Microfacies and Diagenetic Controls of Porosity in Cretaceous/Tertiary Chalks, Eldfisk Field, Norwegian North Sea (1)

ROBERT G. MALIVA and J. A. D. DICKSON

AAPG Bulletin

... (Michaud, 1987). An average overburden pressure gradient of 0.0206 Mpa/m (0.91 psi/ft) and hydrostatic pressure gradient of 0.0105 Mpa/m (0.465 psi/ft...

Testing the basin-centered gas accumulation model using fluid inclusion observations: Southern Piceance Basin, Colorado

Andras Fall, Peter Eichhubl, Stephen P. Cumella, Robert J. Bodnar, Stephen E. Laubach, Stephen P. Becker

AAPG Bulletin

... pressure gradients in the southern Piceance Basin increase gradually from a hydrostatic gradient of 9.9 MPa/km (0.43 psi/ft) at the top of the Mesaverde...

Oil and Gas Generation, Migration and Accumulation in the North Sumatra Basin

Jack Kingston

Southeast Asia Petroleum Exploration Society (SEAPEX)

... is within an active orogenic belt is also indicated by the high heat gradients. The average heat gradient for North Sumatra is about 2.7°F/100 feet...

Fluid Flow, Stratigraphy and Structure in the Vicinity of the South Liberty Salt Dome, Texas

Banga, Tat, Capuano, Regina M., and van Nieuwenhuise, Donald S.

GCAGS Transactions

... on the hydrostatic pressure line, whereas deeper samples are plotted off the hydrostatic pressure line (Fig. 7B). This is in agreement with fluid pressures...

Smectite Dehydration--Its Relation to Structural Development and Hydrocarbon Accumulation in Northern Gulf of Mexico Basin

Clemont H. Bruce

AAPG Bulletin

... at these locations. In Figure 7A, the onset of abnormal pressure and smectite diagenesis occurs at the same depth, below which the pore pressure gradient builds...

Reservoir Compaction and Surface Subsidence in the Central Luconia Gas Bearing Carbonates, Offshore Sarawak, East Malaysia

P. J. D. van Ditzhuijzen, Sarawak Shell Berhad, J. A. de Waal

Southeast Asia Petroleum Exploration Society (SEAPEX)

... as dolomite samples. The data, measured under hydrostatic loading conditions, were converted to uniaxial pressure conditions assuming a Poisson...

Mechanisms of shale gas storage: Implications for shale gas exploration in China

Fang Hao, Huayao Zou, Yongchao Lu

AAPG Bulletin

... organic matter assuming a surface temperature of 10C, a thermal gradient of 30C/km, and hydrostatic pressure (10 MPa/km [1450 psi/mi]). See text...

Gas-show Pattern at Mcmullin Ranch Field, Sacramento Valley, California

Raymond L. Knight

AAPG Bulletin

... with only a 350-psi (normal gradient) formation-pressure differential (Figs. 4, 10). Pressure versus gas-show amplitude studies are needed to define...

Evaluation of the Newburg Sandstone of the Appalachian Basin as a CO 2 geologic storage resource

Jack Eric Lewis

Environmental Geosciences (DEG)

... of rock. Presuming hydrostatic pressure and a typical geothermal gradient of 25 C km 1 worldwide (Tissot and Welte, 1978), geologic storage targets must...

Challenges and Solutions Associated with Drilling Deviated Wells in Alternating Soft-Hard Formations … A Case Study from Onshore KG Basin, India; #42309 (2018)

Rahul Talreja, Rajeev Ranjan Kumar, Amol Nakhle, Koka Raj Kumar, Ankit Kakrania

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... prepared for poster presentation, along with the poster, given at AAPG Asia Pacific Region GTW, “Pore Pressure & Geomechanics: From Exploration...