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The AAPG/Datapages Combined Publications Database
Showing 3,937 Results. Searched 200,693 documents.
Case History of Successful Hydraulic Fracturing in Northern Sumatra
Mustiko Saleh, Byung O. Lee, S. M. Sitompul, A. Fauzi, A. Sardjono
Indonesian Petroleum Association
... gradient of 0.8 psi/ft and the flowing pressure, the closure stress was estimated less than 2000 psi. All the factors affecting fracture permeability...
1987
Geopressured Shale and Sealing Effect of Smectite to Illite Transition
Robert L. Freed , Donald R. Peacor
AAPG Bulletin
... by a column of water extending from the surface to that depth. This hydrostatic continuity leads to a fluid-pressure gradient of about 0.45 psi/ft (10 kPa/m...
1989
The Influence of Stratigraphy and Rock Mechanics on Mesaverde Gas Distribution, Piceance Basin, Colorado
Stephen P. Cumella, Jay Scheevel
AAPG Special Volumes
... PP is the pore pressure, H is the hydrostatic gradient (pore pressure as a function of depth), and is the normal stress component in the absence...
2008
A Compaction-Based Pore Pressure Model for Shales
James T. Krushin
GCAGS Transactions
.... Knowledge of overpressure (the pore pressure above hydrostatic) is important because it affects drilling safety and costs, hydrocarbon column seal...
2008
Geomechanics: Pressure, Stress Field, and Hydraulic Fractures
Raúl A. Varela, Denis Marchal, Sergio Cuervo, Ezequiel F. Lombardo, Yonatan S. Perl, Damián E. Hryb, Osvaldo Nielsen, Pablo Pateti
AAPG Special Volumes
... under a hydrostatic pressure regime (pore pressure gradient around 0.44 psi/ft). As in other unconventional analogs, deeper sequences can be subjected...
2020
Geohydrology of Buried Triassic Basin at Savannah River Plant, South Carolina
I. Wendell Marine
AAPG Bulletin
... of pressure dissipation in a formation that is laterally infinite and bounded below by an impermeable base and above by a formation in which hydrostatic...
1974
Modeling carbon sequestration geochemical reactions for a proposed site in Springfield, Missouri
Lea Nondorf, Melida Gutierrez, Thomas G. Plymate
Environmental Geosciences (DEG)
...) and using the average hydrostatic gradient value or 100 bars/km (Marini, 2007) and 1 bar at the surface, the initial pressure at this depth was estimated...
2011
Geological Model Predicting Optimum Sandstone Per Cent for Oil Accumulation
Kinji Magara
CSPG Bulletin
... undercompacted shales, whose fluid pressure exceeds hydrostatic pressure. This profile suggests that only the uppermost 100-ft (31-m) section...
1978
Hydrodynamics of the Hunton Group Anadarko Basin, Oklahoma and Texas Panhandle, Pt. 2
Paul E. Blubaugh Jr.
Oklahoma City Geological Society
..._Page 98------------------------- (Figure 38). The average pressure gradient in the Hunton plots closer to a freshwater gradient of 0.433 psi/ft than...
1999
Temperature and Depth of Permafrost on the Alaskan Arctic Slope
A. H. Lachenbruch, J. H. Sass, L. A. Lawver, M. C. Brewer, B. V. Marshall, R. J. Munroe, J. P. Kennelly Jr., S. P. Galanis Jr., T. H. Moses Jr.
Pacific Section SEPM
..., 1971) on the assumption that the confining pressure is hydrostatic. Below and to the left of the curve, solid ice-like methane hydrate could occur...
1987
Hydrogeologic Analysis of the Oriskany Sandstone of the Appalachian Basin: Implication for Large-Scale Geologic Storage of CO2, by Jamie C. Skeen and Timothy R. Carr, #80056 (2009)
Search and Discovery.com
2009
Seismic Guided Drilling (SGD*): A New Technology for Look-Around and Look-Ahead of the Bit Prediction During Drilling
Nader C. Dutta, Sherman Yang, Jianchun Dai, Aranya Bhaduri, S. Chandrasekhar, Firoze Dotiwala, C.V. Rao
Indonesian Petroleum Association
... of pore pressure, for example, whether the pore pressure is within hydrostatic (the lower bound) and the fracture pressure (the upper bound...
2012
Aspects of Rock Physics From Laboratory and Log Data that are Important to Seismic Interpretation: Section 1. Fundamentals of Stratigraphic Interpretation of Seismic Data
A. R. Gregory
AAPG Special Volumes
..., Variation of elastic constants and static strains with hydrostatic pressure: a method for calculation from ultrasonic measurements; Acoust. Soc. America...
1977
Origins of overpressure in the central Xihu depression of the East China Sea shelf basin
Jun Li, Jingzhou Zhao, Zhiqiang Hou, Shuping Zhang, and Mengna Chen
AAPG Bulletin
... pressure coefficient (which is defined as the ratio of the pore pressure to the hydrostatic pressure at the same depth) in the western slope...
2021
Burial Cementation and Dissolution in Carboniferous Slope Facies, Tengiz Field, Kazakhstan: Evidence for Hydrothermal Activity; #20234 (2014)
Joel F. Collins, David Katz, Paul M. (Mitch) Harris, and Wayne Narr
Search and Discovery.com
... FLUCTUATIONS Tengiz Field 20000 “IN-SITU” DIAGENESIS Today Lithostatic pressure (1.08 psi/ft) Hydrostatic pressure (0.43 psi/ft) 18000 HIGH PRESSURE...
2014
Possible Mechanism for Concentration of Brines in Subsurface Formations
J. D. Bredehoeft , C. R. Blyth , W. A. White , G. B. Maxey
AAPG Bulletin
... the aquifers in the outcrop areas flows toward the center of the basin in the direction of the lowest hydrostatic head. The difference in hydrostatic head...
1963
Subglacial and Ice Marginal Environments
John Shaw
Special Publications of SEPM
... of the thermal gradient of surface-layer percolating meitwater, and consequent release of latent heat. ablation zone is comonly cold-based or exhibits...
1985
Fault Seal and Fault Stability Risk Assessments for Field Development Planning Implications for Injection Pressures and Operational Procedures (Paper 10)
Adrian White, Jürgen Streit, Ralf Napalowski, Robin Hill
Geological Society of Malaysia (GSM)
... contemporary stress regime (Sbmin < Sv < SHmax) where the maximum horizontal stress is oriented approximately 120oN. Pore pressure is hydrostatic. Fault seal...
2006
Abstract: The Occurrence and Detection of Geopressure in the Malay Basin
C. H. Ford, J. F. Wallace, J. G. Bellis
Geological Society of Malaysia (GSM)
... in the formation pressure at a particular depth being greater than the hydrostatic pressure of a column of water equivalent to that depth. In the Malay...
1980
Oil Pools in Upper Cretaceous and Eocene Sediments of the Middle Kura Depression
R. I. Rustamov, M. A. Rzayev, G.-M. A. Aliyev
Petroleum Geology: A Digest of Russian Literature
... the southwest flank of the Muradkhanly uplift. The ratio of formation pressure to hydrostatic pressure is 1.69-1.75. In the Upper Cretaceous complex high...
1979
ABSTRACT: Underpressured Reservoir--The Other Part of the Story, by Charles W. Spencer; #91033 (2010)
Search and Discovery.com
2010
ABSTRACT: Petroleum Field Evidence for Fluid Migration across Faults in Abnormally Pressured Siliciclastic Systems, by Richard G. Gibson; #91019 (1996)
Search and Discovery.com
1996
Abstract: Laboratory Measurements of Matrix Permeability and Slippage Enhanced Permeability in Gas Shales, by Heller, Robert; Vermylen, John; Zoback, Mark; #90163 (2013)
Search and Discovery.com
2013
Natural and Artificial Cracking of Oil Source Rocks and Unconventional Reservoirs
Search and Discovery.com
N/A
ABSTRACT: Hydraulic Top Seal Failure - The Relationship Between High Pore Pressure and Hydrocarbon Preservation in Highly Overpressured Regions; #90115 (2010)
Stephen O'Connor, Richard Swarbrick, and Richard Lahann
Search and Discovery.com
...ABSTRACT: Hydraulic Top Seal Failure - The Relationship Between High Pore Pressure and Hydrocarbon Preservation in Highly Overpressured Regions...
2010