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The AAPG/Datapages Combined Publications Database
Showing 37,703 Results. Searched 200,636 documents.
Overpressure and mudrock compaction in the Lower Kutai Basin, Indonesia: A radical reappraisal
Agus M. Ramdhan, Neil R. Goulty
AAPG Bulletin
... hydrostatic. The circumstances illustrated in Figure 4A, showing constant porosity and pore pressure parallel to the lithostatic stress below the top...
2011
The Trap: Chapter 13: Part II. Secondary Migration and Accumulation of Petroleum, Compiled by Robert H. Dott and Merrill J. Reynolds
AAPG Special Volumes
... pressure under hydrostatic conditions. The oil trapping capacity of many stratigraphic and fault traps appears to be primarily controlled by pressure...
1969
Parameters of Subsurface Structural Reconnaissance in the Simpson Group (Ordovician), South Norman Area, Oklahoma
George O. McDaniel, Jr.
Oklahoma City Geological Society
... mud pressure, final hydrostatic mud pressure, initial flow pressure, final flow pressure, final shut-in pressure, and where taken, the initial shut...
1964
Numerical simulation of water injection into layered fractured carbonate reservoir analogs
Mandefro Belayneh, Sebastian Geiger, Stephan K. Matthi
AAPG Bulletin
... fronts, a hydrostatic, far-field, fluid-pressure gradient (9.80665 103 Pa m1) was assigned parallel to the model edges. This was accomplished...
2006
Deriving geothermal parameters from bottom-hole temperatures in Wyoming
Richard W. Davis
AAPG Bulletin
... to determine geothermal gradients and formation temperatures using bottom-hole temperatures (BHTs) from wireline-log headers and then tests the method...
2012
ABSTRACT: Quantification and Mapping of the Regional State-of-Stress across the Offshore Nile Delta, Egypt
Search and Discovery.com
N/A
RhoVe T Method Empirical Velocity-Density-Temperature-Effective Stress Transform
Matt Czerniak
GCAGS Transactions
...-effective stress (RhoVe) method represents an empirical approach to pore pressure analysis and calibration that utilizes a series of model-driven...
2019
Physical properties of Cenozoic mudstones from the northern North Sea: Impact of clay mineralogy on compaction trends
Oyvind Marcussen, Brit I. Thyberg, Christer Peltonen, Jens Jahren, Knut Bjorlykke, Jan Inge Faleide
AAPG Bulletin
... silicate rocks: Geophysics, v. 50, p. 571581.Chilingar, G. V., and L. Knight, 1960, Relationship between pressure and moisture content of kaolinite, illite...
2009
A Method of Estimating Formation Pressures from Gulf Coast Well Logs: ABSTRACT
H. H. Ham
AAPG Bulletin
... characteristics of shale vary nearly uniformly with depth through zones of normal pressure. When abnormally pressured formations are found, they usually...
1966
The Whys and Wherefores of Geochemistry and Basin Modeling From Exploration to Production, #70277 (2017).
Richard Patience, Friedemann Baur
Search and Discovery.com
... seismic are fed into basin models, and pore pressure predictions back into seismic until the pressure and rock properties are in agreement. Reservoir...
2017
Oil Generation as the Predominant Overpressure Mechanism in the Dongying Depression, Bohai Bay Basin, China, #50357 (2010)
Xiaowen Guo, Sheng He, Keyu Liu
Search and Discovery.com
... is characterized by a relatively high sedimentation rate of up to 500 m/Ma. Widespread overpressures are present in Es3 and Es4 with pressure...
2010
Abstract: Horizontal Exploitation of Oil and Gas-Bearing Natural Fracture Systems in the Cane Creek Clastic Interval of the Pennsylvanian Paradox Formation, Grand and San Juan Counties, Utah
Kenneth W. Grove, David M. Rawlins
Four Corners Geological Society
..., the lower halite has changed facies into anhydrite. Pore fluid pressure gradients exceed 0.85 psi/ft, but only in the presence of open fractures. Fracture...
1999
ABSTRACT: Evaluation of Jurassic-Cretaceous Cotton Valley-Travis Peak Gas Systems in Gulf Coast Region for Petroleum Resource Assessment
Dyman, T.S., Condon, S.M., Bartberger, C.E.
GCAGS Transactions
... trend across northern Louisiana and east Texas, and a down-dip low-permeability massive sandstone trend. Pressure gradients throughout most of both...
2002
Ordovician Tight Gas Play in Tunisia, Ghadames Basin – North Africa
Search and Discovery.com
N/A
Abstract: Recommended Methodology for Drilling and Multistage Completion for Horizontal Wells in Tight Gas Formation in Neuquén Basin-Argentina; #90306 (2017)
Americo Fernandez, Tebis Llobet, Martin Paris, Adrian Munoz, Hector Rodriguez
Search and Discovery.com
... behavior. The Lajas Formation in its basement layer (+/- 4200 mts. DST) at southeast of the Neuquén basin presents a transition between normal...
2017
Diagenesis: A Short (2 Million Year) Story-Miocene Sandstones of Central Sumatra, Indonesia
Jon Gluyas , Norman Oxtoby
Journal of Sedimentary Research (SEPM)
... (GOR 140 scf/bbl; bubble point pressure = 403 psia) mainly from the Lower Sihapas Formation. Reservoir pressures are slightly below hydrostatic (2045...
1995
Regional Water and Gas Geochemistry of the Mannville Group and Associated Horizons, Southern Alberta
J.D. Cody, I.E. Hutcheon
CSPG Bulletin
... strata, comprise the Lower Cretaceous aquifer system. Toth and Corbet (1987) concluded that the two main aquifer systems belong to different pressure...
1994
Modeling of Sedimentary Basins and Petroleum Systems: Chapter 18: Part IV. Identification and Characterization
Douglas W. Waples
AAPG Special Volumes
... remain in excess of hydrostatic pressure depends upon the ability of the rocks to release fluids and thus reduce overpressure. Pressures are therefore...
1994
Spatial Variations in Salinity to Determine Fluid Flow Pathways and Reservoir Compartmentalization in a Deepwater Gulf of Mexico Field, #20306 (2015).
Jeffrey Nunn, William Daugherty
Search and Discovery.com
... Dissolution and migration of pore fluids around salt structure onshore and coastal Louisiana (SP log analysis – Sands only) Hydrostatic, Near...
2015
Deformation conditions for fracturing in the Middle Devonian sequence of the central Appalachians during the Late Paleozoic Alleghenian orogeny
Mark A. Evans, Amanda DeLisle, Jeremy Leo, and Christopher J. Lafonte
AAPG Bulletin
... MPa at 190°C or 374°F). Lithostatic (L) and hydrostatic (H) thermobaric gradients are shown. Figure 12.Photomicrograph of the core of a quartz crystal...
2014
Lithologic, mineralogical, and petrophysical characteristics of the Eau Claire Formation: Complexities of a carbon storage system seal
Ryan J. Neufelder, Brenda B. Bowen, Richard W. Lahann, John A. Rupp
Environmental Geosciences (DEG)
... fluid density versus depth for CO2 fluid assumed to be in pressure equilibrium with hydrostatic water column. Representative geothermal gradient...
2012
Drilling Risks Associated with Hydraulic Fractures and Reactivating Faults due to High Mud Weight/Pore Pressure and Miti (Paper B13)
A. A. Bal, D. Maya, K. K. Kyi, R. Guha, M. I. Gabreldar, D. Abang Indi
Geological Society of Malaysia (GSM)
... expected pressure) with normally pressured shales. More specifically, the challenge is to provide enough borehole support for the normal or over...
2012
Santa Ana, San Joaquin, Guario, and Santa Rosa Oil Fields (Anaco Fields), Central Anzoategui, Venezuela
H. J. Funkhouser , L. C. Sass , H. D. Hedberg
AAPG Bulletin
... pressure, whereas Merecure pressures are essentially in accord with hydrostatic pressure. The temperature gradient averages about 44 feet per 1°F...
1948
An Experimental Investigation of the Anisotropic Dynamic and Static Properties of Eagle Ford Shales
Yang Wang, De-Hua Han, Luanxiao Zhao, Abhijit Mitra, Samir Aldin
Unconventional Resources Technology Conference (URTEC)
... along pre-existing cracks or grain boundaries, and inelastic microcrack closure. However, when the hydrostatic pressure decreases to 13.8MPa, the grains...
2019
Impact of the Big Hole Fault on Fluid Flow in the Navajo Sandstone, Northern San Rafael Swell, Utah
Thomas E. Lachmar, William M. Schieb
Utah Geological Association
... the Navajo Sandstone is an unconfined aquifer at the test site, changes in atmospheric pressure should have had no effect on the hydrostatic pressure...
2007