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The AAPG/Datapages Combined Publications Database
Showing 3,935 Results. Searched 200,685 documents.
Overpressure transmission through interconnected igneous intrusions
Nick Schofield, Simon Holford, Alex Edwards, Niall Mark, and Stefano Pugliese
AAPG Bulletin
... to as overpressure, is a common occurrence within sedimentary basins, occurring when the pore-fluid pressure is greater than the hydrostatic pressure...
2020
Mechanical Stratigraphy and Stress History of Cap-rocks: Analysis of Exhumed Analogs in Central and Southeastern Utah and Implications for CCS; #80336 (2013)
Elizabeth S. Petrie and James P. Evans
Search and Discovery.com
... the hydrostatic gradient required for failure decreases. Once zones of weakness have been established within the cap-rock they exist as loci for future...
2013
Similarities of Overpressuring in Some of Western Indonesias Sedimentary Basins
Lambok M. Hutasoit, Agus M. Ramdhan
Indonesian Petroleum Association
... in the study area possesses low overpressure to normal hydrostatic pressure regime. We suggest that this is caused by the presence of good porosity...
2014
Generation and Migration of Petroleum from Abnormally Pressured Fluid Compartments: Discussion (1)
DOUGLAS W. WAPLES
AAPG Bulletin
... to maintain hydrostatic pressure. This phenomenon is often called compaction disequilibrium. The fluid required to be expelled in order to maintain...
1991
Gulf of Mexico overpressure and clay diagenesis without unloading: An anomaly?
Richard W. Lahann
AAPG Bulletin
... shelf plays. These wells commonly encountered shallow sand intervals with hydrostatic fluid pressure, followed by a transition to overpressured mudstone...
2017
Rock physics and basin modeling nexus for predicting pore pressure
Qiuzi Li, Thomas M. Etzel, Alex Konstantinou, Prajnajyoti Mazumdar
International Meeting for Applied Geoscience and Energy (IMAGE)
... pressure is identical to hydrostatic pore pressure that is created by the column of pore fluid from the surface to the depth of interest (Zhang, 2013...
2023
Think Molecular: It Translates into Pay!
Nicolaj Mahlstedt, Andreas Hübner, Rolando Di Primio, Brian Horsfield
GEO ExPro Magazine
... shortdarker shaded, triangular area comprising a hydrostatic pressure chain dominated, aromatic precursor structures within the line for a 30°C/km geothermal...
2014
Petrophysical Data Integration Increases Reserves in Low Contrast Pay
Mark Deakin, Wan Manan
Indonesian Petroleum Association
.... Saturation-height functions are used with wireline formation pressures to project initial conditions capillary pressure saturations into all cored intervals...
1998
Reply to K. Magara's Discussion of "A New Approach to Sediment Diagenesis": REPLY
J. N. Van Elsberg
CSPG Bulletin
... hydrostatic. In wells 27, 44 and 57, the shales adjacent to the carbonate platform show a perfectly exponential porosity-depth gradient, expressed...
1980
Structural Observations along the Salin-Pyay Pleistocene Strike-Slip Deformation Belt; #10845 (2016)
U Ko Ko
Search and Discovery.com
... a 1-3,000 ft interval forming a pressure seal before returning to hydrostatic gradient G 613 352 657 48 372 59 E LIMITED ' F' Fau l t (50...
2016
Experimental Observation of Diffusion as the Main Drive Mechanism in Unconventional Shales
Son Dang, Sidi Mamoudou, Chandra Rai, Carl Sondergeld
Unconventional Resources Technology Conference (URTEC)
... vaporization. With the negative or zero pressure gradient, this recovery must be due to diffusion. Moreover, the same recovery trend was followed during...
2023
Overpressure compartments in the central paleo-uplift, Sichuan Basin, southwest China
Yifeng Liu, Nansheng Qiu, Zengye Xie, Qianying Yao, and Chuanqing Zhu
AAPG Bulletin
... DISTRIBUTION Overpressure is technically defined as any pore fluid pressure that is in excess of the hydrostatic pressure (the normal fluid pressure...
2016
Specific Managed Pressure Drilling (MPD) Strategies for Drilling in South Mahakam Field under Severe Losses Conditions
Ardho Fidiansyah, Fikri Irawan
Indonesian Petroleum Association
... pressure is at a hydrostatic gradient, an underbalanced condition could exist as the level of sacrificial seawater (SW) drops. The 4,921-ft (1,500-m...
2017
Tiwi Geothermal Field Performance
R. B. Sta. Maria, W. Q. Lim, C. G. Aquino, R. T. Datuin
Indonesian Petroleum Association
..., the hydrostatic pressure of the shallow groundwater overcome the pressure of the shallow reservoir. Cold groundwater entered the reservoir through...
1990
Reservoir Mechanisms of Unconventional Gas Injection EOR; Insights From Field Trials in the Eagle Ford
David E. Haddad, Hui Long, Rachana Agrawal, Harish T. Kumar
Unconventional Resources Technology Conference (URTEC)
..., which were used in wellbore hydraulic models. Three components (hydrostatic, friction and acceleration) describe the pressure drop within...
2023
Well Control 101 - Workshop Summary
Wild Well Control
PTTC
... maintain control of the well through pressure control. Pressure is measured in several places. Hydrostatic pressure (HP) is the total fluid pressure...
2006
Problems in Zeolite Facies Geothermometry, Geobarometry and Fluid Compositions
Edward D. Ghent
Special Publications of SEPM
... be hydrostatic and will be approximately 1 2 6 the value of the pressure on the solids 1 2 6 Ps The effec of PH an 4 0 4 15 will we separately o 14...
1979
Fault Displacement Hazards at Aliso Canyon (ACGSF) and Honor Rancho (HRGSF) Natural Gas Storage Fields (UGS), Southern California, USA, #51551 (2019).
Thomas L. Davis,
Search and Discovery.com
... the maximum storage pressure of 2,926 psi, assuming a hydrostatic gradient of 0.44 psi/ft (TVD). • Many of the shallower SSF/well intersections...
2019
The Identification and Commercialization of Subnormally Pressured Unconventional, Gas-Bearing Sandstones
Ben Law
Unconventional Resources Technology Conference (URTEC)
... hydrostatic. A good example of this evolving process from higher temperatures and pressure to lower temperatures and pressure is shown by the examination...
2013
Fracture Development in the Bakken Petroleum System, Antelope Field, Williston Basin
Stephen A. Sonnenberg
Wyoming Geological Association
..., and Silurian are shown in Figure 9. The Three Forks is overpressured with a measured pressure gradient of 0.73 psi/ft. The Madison, Nisku, and Silurian...
2010
Pressurized Mud Cap Drilling Leads Operation to Reach Targeted Depth in Carbonate Formation Drilling in Indonesia
Joydi Mirza Zein, Fikri Irawan, Ardia Karnugroho
Indonesian Petroleum Association
... density in Pressurized Mud Cap Operation is weighted to deliver a hydrostatic pressure slightly below the reservoir pressure. The purpose...
2015
Large-Scale Underpressuring in the Mississippian-Cretaceous Succession, Southwestern Alberta Basin
Stefan Bachu, J. R. Underschultz
AAPG Bulletin
... by different positions in the Earth's gravity field. The pressure regime in a basin, or parts thereof, is called hydrostatic or "normal" when pressures...
1995
Magma Tap: the Ultimate Geothermal Energy Program--Summary: Geothermal Energy
John L. Colp
AAPG Special Volumes
... volatile gases as a function of origin of the magma and as a function of the hydrostatic pressure at the time or place of original solidification...
1976
Abstract: Gas Shale Potential of the Shaftesbury Formation, Northeastern British Columbia; #90171 (2013)
Gareth R. L. Chalmers and R. Marc Bustin
Search and Discovery.com
... (9.35 MPa) is calculated. Methane Sorption capacity at Reservoir Pressure Reservoir (hydrostatic) pressure Figure 2: An example of the methane...
2013
Abstract: Gas Shale Potential of the Shaftesbury Formation, Northeastern British Columbia; #90171 (2013)
Gareth R. L. Chalmers and R. Marc Bustin
Search and Discovery.com
... (9.35 MPa) is calculated. Methane Sorption capacity at Reservoir Pressure Reservoir (hydrostatic) pressure Figure 2: An example of the methane...
2013