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The AAPG/Datapages Combined Publications Database
Showing 37,695 Results. Searched 200,619 documents.
The Relation of the Ambrosia Lake Uranium Deposits to a Pre-Existing Oil Pool
Henry S. Birdseye
Four Corners Geological Society
... of the structure, and in the syncline accompanying it to the south. A gradual diminution of hydrostatic pressure through erosion of aquifers on the north...
1957
EXTENDED ABSTRACT: Natural Gas Compositions from Large Tight-Gas-Sand Fields in the Rocky Mountains: A Clue to How these Reservoirs Fill
Nicholas B. Harris, Ting-Wei Ko, R. Paul Philp, Trevor Stroker, Andrew Govert
GCAGS Transactions
... or below hydrostatic pressure. Shanley et al. (2004) discuss at length evidence for extremely small pore throat sizes in these reservoirs and the impact...
2009
Discussion
Robert Stoneley
Pacific Section of AAPG
..., depending on whether the hydrostatic or rock overburden pressure is used to work out the effect. The remainder of the discrepancy is about 100 feet...
1970
The Pacific Creek Deep Test, Superior Oil Company No. 1 Unit, Section 27, T. 27 N., R. 103 W., Sublette County, Wyoming
Carl E. Jenkins
Wyoming Geological Association
.... A drill stem test was successfully completed of the interval 19,765 to 20,521 feet. The pressure device indicated a hydrostatic pressure of 13,530...
1955
Hook and Ladder (Gas), T. 29 S., R. 23-24 E., SLPM, San Juan County, Utah
Kenneth T. Smith
Four Corners Geological Society
... normal gradient, lost circulation due to excessive hydrostatic pressures will sometimes occur, but may be quickly regained. Zones of porosity...
1978
Interpretation of Data of Gas Logging of Argillaceous Sediments
P. A. Levshunov
Petroleum Geology: A Digest of Russian Literature
... drilling the hydrostatic pressure of the latter is always higher than the formation pressure. The argillaceous rocks have practically zero permeability...
1960
Natural Gas Compositions from Large Tight-Gas-Sand Fields in the Rocky Mountains: A Clue to How these Reservoirs Fill, Nicholas B. Harris, Ting-Wei Ko, R. Paul Philp, Trevor Stroker, and Andrew Govert, #90093 (2009)
Search and Discovery.com
2009
Compartmentalization of the Overpressured Interval in the Anadarko Basin
Zuhair Al-Shaieb, Jim Puckette, Phebe Deyhim
Kansas Geological Society
.... They are recognized most easily on pressure-depth profiles (PDP's) by their departure from the normal hydrostatic gradient. The Anadarko Basin provides an excellent...
1999
Variations of Density and Porosity with Depth in Deep-sea Sediments
Edwin L. Hamilton
Journal of Sedimentary Research (SEPM)
... pressure is independent of depth of water if free movement of water can take place so that water pressures in sediment pore spaces can become hydrostatic...
1976
Disposal in the unconventional oil and gas sector: Challenges and solutions
Jon Fennell
Environmental Geosciences (DEG)
... into a subsurface formation results in a local increase to normal formation pressures. Given enough time and a sufficient injection volume, this pressure increase...
2015
Recumbent Folding in Metamorphic Terranes
H. A. K. Charlesworth, R. St. J. Lambert
CSPG Bulletin
... and high hydrostatic pressure in the original salt layer. (a) The salt layer before flow. (b) A section normal to the trend of the linear salt pillow...
1964
Abstract: Abnormal Pressure Evaluation of the Recent Pliocene and Miocene Gas Discoveries from the Eastern Nile Delta, Egypt, Using 2D and 3D Seismic Data, by P. D. Heppard and M. L. Albertin; #90937 (1998)
Search and Discovery.com
1998
Abstract: Abnormal Pressure Evaluation of the Recent Pliocene and Miocene Gas Discoveries from the Eastern Nile Delta, Egypt, Using 2D and 3D Seismic Data, by P. D. Heppard and M. L. Albertin; #90928 (1999).
Search and Discovery.com
1999
Characteristics and Origin of Overpressure in the Northwest Part of Nanpu Sag
Search and Discovery.com
N/A
Compressibility of sorptive porous media: Part 2. Experimental study on coal
Shimin Liu and Satya Harpalani
AAPG Bulletin
... with certainty to be a pressure-dependent parameter. The model proposed to estimate was able to effectively predict the variation trend, although the modeled...
2014
Abstract: EMAT (Electromagnetic-Acoustic Transducers) Technology, a Solution for Cement Evaluation in Difficult Logging Environments; #91204 (2023)
Ramdane Bouchou, Evi Yanty
Search and Discovery.com
... in the wells. This can be ca result of a drop in hydrostatic pressure in the well after it is cemented, or any mechanical or hydraulic operations...
2023
Building Better Integration between Structural Complexity and Basin Modelling; #40891 (2012)
Muriel Thibaut, Isabelle Faille, Francoise Willien, P. Have, S. Pegaz-Fiornet, G. Rodet
Search and Discovery.com
... case studies. These examples demonstrate the impact of the evolution of fault hydraulic properties on pressure and fluid prediction through time...
2012
The Origin of Canada Hill A Result of Strike-Slip Deformation and Hydraulically Powered Uplift at the Pleistocene/Holocene Border?
Franz L. Kessler, John Jong
Geological Society of Malaysia (GSM)
... Hill structure is explained by strike-slip deformation, in conjunction with a semi-liquid pillow of Setap Formation clay. Horizontal pressure acting...
2014
Abstract: Calibration of Predicted Pore Pressure: Perceptions and Pitfalls, by Selim Shaker; #90085 (2008)
Search and Discovery.com
2008
Thermomechanical origin of regional fracture systems
Joseph M. English
AAPG Bulletin
.... In (A), the initial Shmin magnitudes for all lithologies are set at the critical stress limit for frictional sliding under hydrostatic pore-pressure conditions...
2012
Asmari Oil Fields of Iran
Cedric E. Hull , Happy R. Warman
AAPG Special Volumes
.... There is a regional pressure gradient through the Asmari water system, with an excess above hydrostatic pressure near the mountains and approximate hydrostatic...
1970
Hydromechanical modeling of critically stressed and faulted reservoirs
Xing Zhang, Nick Koutsabeloulis, Kes Heffer
AAPG Bulletin
... of effective stress is written aswhere is the total stress; is the effective stress; p is pressure; {m} is equal to unity for the normal stress...
2007
Proposed Mud-Logging Analysis Techniques in the Delaware Mountain Group of the Delaware Basin
R. P. Murphy, R. C. Reedy, K. E. Cranston
West Texas Geological Society
... are that the hydrostatic pressure is approximately balanced with the formation pressure. The funnel viscosity of the mud is 32 to 36 seconds, thus...
1986
Development and Relation of Oil Accumulation to Structure in the Shiprock District of the Navajo Indian Reservation, New Mexico
K. B. Nowels
AAPG Bulletin
... with the oil and the wells are under hydrostatic-pressure control. The oil is of high gravity, 57° - 58° A.P.I., and is a few degrees heavier than...
1929
Rock Fabric Not Principal Stress Dictates SRV: The Story of How a ~70 Year Old Discounted Data Point Still Plagues Our Industry and How True Triaxial Testing Finally Confirms It
Giovanni Grasselli, Matthew G. Adams, Aly Abdelaziz
Unconventional Resources Technology Conference (URTEC)
... stress state was considered hydrostatic (Hubbert 1972); The fracture will initiate at a point on the wellbore wall, where the tangential stress has...
2023