Source Maturity, Overpressures and Production, North West Shelf, Australia

E. L. Horstman

Petroleum Exploration Society of Australia (PESA)

... pressure- Through removal of overburden from a sealed reservoir; it equals the hydrostatic head of the eroded overburden, formerly contributing...

A Comparative Study of Monotonic and Cyclic Injection Hydraulic Fracturing in Saturated Tight Rocks Under Triaxial Stress

Saurabh Goyal, Mark E. Curtis, Carl H. Sondergeld, Chandra S. Rai

Unconventional Resources Technology Conference (URTEC)

....% KCl under a hydrostatic URTeC 2952 4 pressure of 5,000 psi for 48 hours. The difference in the stable weights before and after saturation along...

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

Clemont H. Bruce

AAPG Bulletin

... the northern Gulf of Mexico basin indicate a close relation between buildup of high fluid pressure and the smectite-illite transformation process. Abnormal...

Extended Abstract: Role And Contribution Of Pressure Regime Evaluation In Well Planning And Formation Evaluation Process, Zeit Bay Field - Gulf Of Suez, Egypt , #90099 (2009)

Saber Moustafa Selim, Khaled Mohamed Abdallah, Bassem El-Sayed El-Badawy

Search and Discovery.com

... decreasing in the observed Resistivity log values from the Normal Trend Values had been taken as an indication to the presence of abnormal pressure. Third...

Geochemistry, Hydrology, and Mineralogy of the Sand Bulge Area, Laguna Madre Flats, South Texas

Michael Amdurer , Lynton S. Land

Journal of Sedimentary Research (SEPM)

... within the vadose zone, causes a reduction in hydrostatic pressure at shallow horizons in the sabkha, leading to the upward movement of groundwater...

Is That Interference? A Workflow for Identifying and Analyzing Communication Through Hydraulic Fractures in a Multi-Well Pad

Ali Awada, Martin Santo, Dylan Lougheed, D. Xu, Claudio Virues

Unconventional Resources Technology Conference (URTEC)

...: ∆𝑃𝑃 𝑇𝑇 = ∆𝑃𝑃𝐻𝐻𝐻𝐻 + ∆𝑃𝑃𝑓𝑓 + ∆𝑃𝑃𝐾𝐾𝐾𝐾 • Hydrostatic pressure loss: a function of the density of the fluid mixture in the pipe...

Petroleum Origin and Accumulation in Basin Evolution--A Quantitative Model

D. H. Welte, M. A. Yukler

AAPG Special Volumes

... in a normal pressure medium (hydrostatic) and specific heat capacity is kept low. Hence, the abnormally low pressure medium represents a conductor. From 0...

Tectonic Stress Seterminations, Northen Picenace Creek Basin, Colorado

R.G. Wolff, J.D. Bredehoeft, W. Scott Keys, E. Shuter

Rocky Mountain Association of Geologists

... pressure. + P =t b 3u3-(rl-P, (1) where Pb is the breakdown pressure at which the fracture is initiated; u1 is the maximum horizontal stress normal...

ABSTRACT Thermal Anomalies Associated with the Newport Inglewood Fault Zone Long Beach Field California, #90104 (2010)

Camacho Hilario; Boles James R.; Garven Grant

Search and Discovery.com

... is 0.035 C/m (0.019 F/ft). The  reservoir is known to be sub‐hydrostatic (as little as 20 % of hydrostatic) overlying a hydrostatically pressured...

Lost Circulation and Control in Reefal Limestone Depositions

Rusjdi Iljas

Indonesian Petroleum Association

... severe. On some of the offshore wells the severe losses resulted in rapid loss of hydrostatic pressure that caused the kick. The situation is further...

Completing, Equipping, and Operating Fruitland Formation Coal-Bed Methane Wells in the San Juan Basin, New Mexico and Colorado

William F. Clark, Tom Hemler

Rocky Mountain Association of Geologists

... to unconsolidated sandstone formations, coal zones usually flow coal fines when subjected to a low hydrostatic pressure. Drilling through the coal zones...

Altamont-Bluebell--A Major, Naturally Fractured Stratigraphic Trap, Uinta Basin, Utah

Peter T. Lucas, James M. Drexler

AAPG Special Volumes

... is significantly enhanced by vertical fractures and initial fluid-pressure gradients, some of which exceed 0.8 psi/ft. The crude has a high paraffin content...

In-situ stress and coal bed methane potential in Western Canada

J.S. Bell

CSPG Bulletin

.... 439-446. Brighenti, G. 1989. Effect of confining pressure on gas permeability of tight sandstones. In: Rock at Great Depth. V. Maury and D...

Petroleum Origin and Accumulation in Basin Evolution--A Quantitative Model

D. H. Welte, M. A. Yukler

AAPG Bulletin

... and low pressure systems. End_Page 1392------------------------------ is kept higher than in a normal pressure medium (hydrostatic) and specific heat...

Abstract: Pore Pressure Prediction in Deep Waer From 1D Modeling and Seismic Velocities, by C. Sejourne and D. Beaufort; #90923 (1999)

Search and Discovery.com

Abstract: Abnormal Pressure in the Precaspian Basin: Transition Zones Distribution, by L. Anissimov, K. Golovin, and M. Kalinnikova; #90942 (1997).

Search and Discovery.com

ABSTRACT: Pore Pressure Prediction in Highly Compressional Stress Regimes: Examples from Australia and Papua New Guinea; #90061 (2006)

Abbas Khaksar

Search and Discovery.com

... Formations in Browse Basin, Australia are associated with normal pore pressure but a highly compressional stress regime where the magnitude of maximum...

Influence of Depth, Temperature, and Geologic Age on Porosity of Quartzose Sandstone

John C. Maxwell

AAPG Bulletin

... under normal hydrostatic pressure is present the porosity may reach 30% (Maxwell, 1960, Fig. 4). Such experiments do not clarify the problem...

Fluid Dynamics for Cap-Rock Formation in Gulf Coast: GEOLOGIC NOTES

Kinji Magara

AAPG Bulletin

...------------------------------ 3,000 ft (1,000 m) where the pressure gradient is hydrostatic (0.465 psi/ft or 10.5 kPa/m). The drop of fluid pressure is about 1,000 psi (69...

Effects of Marikina Faults on Groundwater

Majeed M. Faisal, Shariff A. K. Omang, Sanudin Hj. Tahir

Geological Society of Malaysia (GSM)

... predominant are the two normal faults, the West Marikina Valley Fault (WMVF) and the East Marikina Valley Fault (EMVF). The WMVF is a continuous structure...

Baltic Independent Oil Region

G. A. Gabrielyants

Petroleum Geology: A Digest of Russian Literature

... a series of normal faults, and on the east it is separated from the Moscow sineklize by the Latvian saddle. On south a system of normal faults marks...

Evolution of Sedimentary Basins from the Standpoint of Petroleum Origin and Accumulation - A Three-Dimensional Quantitative Basin Study

D. H. Welte, M. A. Yükler

Special Publications of SEPM

... gradient. In an abnormally low pressure medium, pore space is reduced so thermal conductivity is kept higher than in a normal pressure medium...

A Viscoplastic Stress Relaxation Model for Predicting Variations of the Least Principal Stress With Depth in Unconventional Reservoirs; #41999 (2017)

Shaochuan Xu, Mark D. Zoback

Search and Discovery.com

... viscoplastic stress relaxation plot as in Figure 5 assuming near hydrostatic pore pressure. In Figure 5, each data point is a measured n and B...

Development of Geopressure by Ductile Shear: An Example from Offshore Louisiana

Jeffrey A. Nunn

GCAGS Transactions

... pressure in excess of the hydrostatic gradient (9.8 MPa/km). According to Darcy's law, fluid flux is proportional to permeability times excess fluid...

Improving Bunyu Field Drilling Performance with Comprehensive Wellbore Stability Maintenance Strategy and Optimized Drilling Practices

Ridwan Durachman, Hendrazid Hendrazid, Erwin Sepbriansyah, Ramadhana Aristya, Andang Kustamsi

Indonesian Petroleum Association

... Zona-10, Region-3 management responsibility since April 2021 and focused on the wells that have penetrated the lowest hydrostatic pay zones with a maximum...