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The AAPG/Datapages Combined Publications Database
Showing 36,584 Results. Searched 195,364 documents.
Estimation of Formation Pressures from Log-Derived Shale Properties: ABSTRACT
C. E. Hottman, R. K. Johnson
AAPG Bulletin
...) Sedimentary rocks during burial maintain hydrostatic fluid pressure within their pore space if the fluids within the sediment can escape as the sediment...
1965
Hydrogeologic Conditions for the Appearance of Anomalous Formation Pressure in the Surkhan-Dar’Ya Oil-Gas Region
A. A. Kartsev, S. B. Vagin, T. I. Uvarova, I. V. Yarorchuk
Petroleum Geology: A Digest of Russian Literature
... conditions during drilling of deep wells. See Fig. 2. Where the ratio to hydrostatic pressure is less than 0.9, absorption should be expected. Normal...
1977
Pressure Compartments in Sedimentary Basins: A Review
John S. Bradley and David E. Powley
AAPG Special Volumes
... dimensions, that prevents pressure equilibration to normal hydrostatic pressure. A pressure seal, as opposed to a capillary seal, restricts flow of both...
1994
ABSTRACT: Geological Aspects of Abnormal Reservoir Pressures in the Gulf Coast Region of Louisiana, United States of America
George Dickinson
GCAGS Transactions
... will probably not exceed ninety percent of the overburden pressure. The abrupt increase in pressure above normal hydrostatic pressure often occurs over a very...
1951
Overpressure in Oil and Gas Fields of the USSR
V. S. Melik-Pashayev, V. V. Vlasenko, V. N. Seregina, M. A. Titunina
Petroleum Geology: A Digest of Russian Literature
... pressure anomaly coefficients, ka, which is the ratio of formation pressure to hydrostatic pressure at the same depth. The pools are in the Azov-Kuban, Cis...
1980
Links between Dynamic Pressure Variations and Internal Velocity Strucure in Experimental Turbidity Currents: Implications for Flow-Substrate Interactions, by William D. McCaffrey; #90052 (2006)
Search and Discovery.com
2006
Some Causes of Anomalously High Formation Pressures
L. N. Kapchenko
Petroleum Geology: A Digest of Russian Literature
... normal hydrostatic pressure does not exceed a few million years even with very unfavorable conditions for filtration of water.” VNIGRI...
1964
ABSTRACT: FLUID CONDUCTIVITY IN THE SOUTH ELLWOOD FAULT: COMMUNICATION BETWEEN THE OCEAN AND A HYDROCARBON RESERVOIR AT ONE KILOMETER DEPTH; #90014 (2003)
Boles, James R., Steve Horner
Search and Discovery.com
..., which is produced from Platform Holly. The reservoir was initially 30% over hydrostatic pressure, but is currently only 10% below hydrostatic...
2003
Abstract: The Origins of Abnormal Fluid Pressures
Norman E. Smith, H. George Thomas
GCAGS Transactions
... and in relation to potential energies within subsurface fluids. Various normal hydrostatic gradients are discussed, and a practical normal gradient...
1970
Global Occurrence of Abnormal Formation Pressures: ABSTRACT
Walter H. Fertl
AAPG Bulletin
... as any departure from the normal hydrostatic pressure at any given depth. Abnormal subsurface pressure environments occur as shallow as only a few...
1980
Abstract: Episodic Overpressure as a Primary Control of Diagenetic Fluids, by R. E. Swarbrick; #90982 (1994).
Search and Discovery.com
1994
Modeling of Abnormal Fluid Pressure in Unconventional Plays Due to Uplift
Xinyu Xia, Jon Wallace, Liangui Du
Unconventional Resources Technology Conference (URTEC)
... for productivity. High fluid pressure is especially necessary for liquid hydrocarbon production because of its low mobility. Pressure higher than hydrostatic...
2013
Aquathermal Pressuring--Role of Temperature in Development of Abnormal-Pressure Zones: GEOLOGICAL NOTES
Colin Barker
AAPG Bulletin
... in terms of the geostatic ratio, which is the ratio of observed fluid pressure to the lithostatic pressure at the same depth. Normal hydrostatic pressures...
1972
Abstract: Origin of Subpressure and Hydrocarbon Exploration in Shiwu Fault Depression, Songliao Basin, China, by G. Zhou; #90984 (1994).
Search and Discovery.com
1994
Abstract: Evolution of Overpressured and Underpressured Oil and Gas Reservoirs, Anadarko Basin of Oklahoma, Texas, and Kansas, by Philip H. Nelson and Nicholas Gianoutsos; #90124 (2011)
Search and Discovery.com
2011
Formation Pressure Correction to Enhance the Prediction of the OWC in a Normal Pressure Reservoir
Search and Discovery.com
N/A
Abstract: A New Exploration Approach in the Search for Anomalously Pressured Hydrocarbon Accumulations in the Neuquen Basin, Argentina, by F. Fernandez-Seveso and R. C. Surdam; #90942 (1997).
Search and Discovery.com
1997
Abnormal Formation Pressure
John S. Bradley
AAPG Bulletin
... is a pressure above or below the normal hydrostatic pressure for a given depth. It cannot exist without a seal, for without a seal, the pressures would equalize...
1975
Numerical Simulations of Overpressured Compartments in Sedimentary Basins
E. Sonnenthal and Peter J. Ortoleva
AAPG Special Volumes
... and Seals In many sedimentary basins there are regions where the fluid pressure exceeds the hydrostatic pressure and may approach lithostatic values...
1994
Definition, Identification, and Measurement of Normal and Abnormal Subsurface Pressures
Donald J. Timko, Lloyd C. Fons, William K. Grittman, Forest B. Rees
Houston Geological Society
... detection, measurement, and evaluation. Definitions Normal formation pressure at any given depth is defined as being equal to the hydrostatic pressure...
1971
ABSTRACT: Pore Pressure Prediction for Deep Drilling in the Central Swamp Depobelt of the Niger Delta: Lessons for Deep Offshore Drilling; #90115 (2010)
Charles Ojo, James Ukandu, Joseph Ashiedu, Emma Tyler, and Montse Portet
Search and Discovery.com
... of clay minerals. The results show that the normal compaction trend has been disrupted in some areas by mud volcanoes from underneath. Two pore pressure...
2010
Memoir 70, Chapter 11: Causes of Formation and Distribution of Abnormally High Formation Pressure in Petroleum Basins of Ukraine
A.J. Polutranko
AAPG Special Volumes
... of formation pressure above normal hydrostatic pressure with increasing depth and temperature, in conjunction with other factors, indicates that extended zones...
1998
ABSTRACT: Pore Pressure Prediction from 3-D Seismic Data: A Feasibility Study for Unconventional Gas Exploration in Saudi Arabia, by Mujica, Daniel L.; Aldajani, Abdulfattah; #90141 (2012)
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2012
Abstract: Geopressures: Two Distinctly Different Kinds of Conditions, by P. E. Gretener and G. Bloch; #91012 (1992).
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1992