Abstract: Relationship between Overpressured Compartments and Spatial Variations in Pore Fluid Salinity in Sediments of South Marsh Island OCS 310, Offshore Louisiana, by Russell W. Spears and Jeffrey A. Nunn; #90914(2000)

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Mechanical Stratigraphy and Barriers to Hydraulic Fracture Growth: Insights From Geomechanical Models

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The Formation and Behavior of "Vapor Lock" Pressure Seals and Associated Hydrocarbon Accumulations in Geologically Young Basins

W.M. Benzing , G.M. Shook , S.D. Leroy

GCAGS Transactions

... in the pressure profile shown in Figure 5. Pressure gradients above and below the seal are approximately hydrostatic (9.81 kPa/m, or 0.433 psi/ft), whereas...

Use of Overpressure Data to Assess Oil-Gas Potential of Northern Areas of Timan-Pechora Province

V. Ye. Aronson, V. I. Slavin, Ye. M. Smirnova, G. I. Fenin

Petroleum Geology: A Digest of Russian Literature

... zones as well as in Kos’yu-Rogov depression. In most areas the upper part of the section exhibited normal hydrostatic pressure, and overpressure...

Compaction and Migration of Fluids in Miocene Mudstone, Nagaoka Plain, Japan

Kinji Magara

AAPG Bulletin

... the added weight of the sediments. Fluid in pores would have greater pressure than the normal hydrostatic head, and abnormal pressure would...

Importance of Hydrodynamic Factor in Formation of Lower Cretaceous Combination Traps, Big Muddy-South Glenrock Area, Wyoming

Donald S. Stone , Roger L. Hoeger

AAPG Bulletin

....: San Francisco, W. H. Freeman, 724 p. Petroleum Research Corp., 1958, Capillary pressure under hydrostatic and hydrodynamic conditions: Research...

Formation, preservation, and release of overpressure in shale gas reservoirs

Qing He, Tian Dong, Matthew Steele-MacInnis, Zhiliang He, and Dongfeng Hu

AAPG Bulletin

... stratigraphic unit variably show present-day conditions of either normal (approximately hydrostatic) pressure or significant overpressures (exceeding...

Importance of Hydrodynamic Factor in Formation of Lower Cretaceous Combination Traps, Big Muddy-South Glenrock Area, Wyoming: REPLY

Donald S. Stone , Roger L. Hoeger

AAPG Bulletin

... of the barrier facies in a hydrostatic environment," the writers are in complete agreement with Magara when he states that "if the low-displacement-pressure...

Overpressures in the Taranaki Basin: Distribution, causes, and implications for exploration

Mark Webster, Stephen O'Connor, Bitrus Pindar, Richard Swarbrick

AAPG Bulletin

... measurements (drilling parameters and wireline log data such as sonic and resistivity) indicates the presence of three pressure zones: a near-hydrostatic...

Hydrodynamic Anomalies and Oil-Gas Potential of the Offshore Parts of the North Sakhalin Oil-Gas Basin

G. P. Vakhterov, I. Ye. Nikolayev

Petroleum Geology: A Digest of Russian Literature

... of the North Sakhalin basin form an aquifer in which infiltrating water is under hydrostatic pressure. This water is the sodium bicarbonate type...

Prediction of Porosity in Compacted Sands

Jon Gluyas,, Christopher A. Cade

AAPG Special Volumes

... pressure must be closely controlled to reflect hydrostatic fluid pressure increase during burial. A triaxial test apparatus was used for the laboratory...

Maturation and Migration of Hydrocarbons in the Southeastern Pannonian Basin: Chapter 25

A. Szalay

AAPG Special Volumes

... but were not taken into consideration in this study. When fluid flow is not restricted during compaction, the pore pressure should be hydrostatic...

Multiphase Systems, Overpressure and Migration

Lloyd R. Snowdon

CSPG Bulletin

... situations in which the pore fluids exist with a pressure which exceeds that which would derive from a normal hydrostatic head, typically a little over 10...

Temperature, Pressure, and Fluid Composition Conditions of Fracture Cementation in the Brooks Range Fold-Thrust Belt, Arctic National Wildlife Refuge, Alaska, by T.M. Parris, R.C. Burruss, #90027 (2004)

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Casing Design in Relation to Blowout Prevention and Well Control in the Cooper Basin, South Australia

K. B. English

Petroleum Exploration Society of Australia (PESA)

... metres into a competent formation and minimum surface requirements shall be: (a) 200 metres; and (b) for exploration wells where normal pressure...

Stress Determination in Overpressure Zone of East Java Basin

Sena W. Reksalegora, Lambok M. Hutasoit, Agus H. Harsolumakso, Agus M. Ramdhan

Indonesian Petroleum Association

... easily be recognized from the mud weight (MW) used during drilling (Figure 4). MW started to increase higher than the normal hydrostatic pressure...

WFT Data and Pressure Profile Analysis: Applications, Complexities, and Challenges

J. V. C. Howes

Indonesian Petroleum Association

..., but can be substituted by oil or two phase columns in almost all examples. The trend of a "normal hydrostatic gradient" is shown by a dashed blue line...

Applications of Pressure Analysis and Hydrodynamics to Petroleum Exploration in Indonesia

P. J. Cockroft, G. A. Edwards, R. S. K. Phoa, H. W. Reid

Indonesian Petroleum Association

... relationships such as capillary pressure and relative permeability as well as the applications of pressure data under hydrostatic conditions are described...

Methods for Reconstructing Subsurface Pressure Regimes in an Unconventional Play as an Indicator of Well Performance in the Delaware Basin

Evan Kelly, Matt Laughland, Mriganko Sarkar, Donny Loughry

Unconventional Resources Technology Conference (URTEC)

... production. In contrast, normal pressure gradients surround the basin margins where production rates are reduced. Introduction Pore pressure is a key driver...

Origin of Overpressure and Pore Pressure Prediction in the Baram Delta Province, Brunei; #40709 (2011)

Mark Tingay, Richard Hillis, Richard Swarbrick, Chris Morley, and Razak Damit

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...Origin of Overpressure and Pore Pressure Prediction in the Baram Delta Province, Brunei; #40709 (2011) Mark Tingay, Richard Hillis, Richard Swarbrick...

Abnormal Pressures in the Lower Vicksburg, McAllen Ranch Field, South Texas

Robert R. Berg , Mark F. Habeck

GCAGS Transactions

... shale conductivities and pressure by the method of Hottman and Johnson (1965). Pressures at selected levels were converted to hydrostatic head by use...

Drilling with A Floating Mud Cap

Rod Harris

Indonesian Petroleum Association

... and dangerous drilling problem. Conventional means of controlling the well by maintaining a hydrostatic pressure greater than the formation pressure through...

Gravity-Driven Consolidation of Granular Slurries--Implications for Debris-Flow Deposition and Deposit Characteristics

Jon J. Major

Journal of Sedimentary Research (SEPM)

... composition. Fluid pressure in excess of hydrostatic pressure dissipated within tens of seconds to several minutes in sandy-gravel deposits that contained...

Velocity for Pore Pressure Prediction Modeling and Risk Assessment

Selim Simon Shaker

GCAGS Transactions

... of the existing pore pressure prediction methods are based on the supposition of the presence of two sections, namely: normally pressured (hydrostatic...

Aquathermal Pressuring and Geopressure Evaluation: GEOLOGIC NOTES

Stephen R. Daines

AAPG Bulletin

... statement, "Because depth and pressure are related, the pressure and temperature of the formation fluids which follow the normal hydrostatic gradient...