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The AAPG/Datapages Combined Publications Database
Showing 17,475 Results. Searched 200,626 documents.
Research on facies-controlled inversion method of ultradeep carbonate fracture-cavity reservoir based on multiattribute constraints
Yongjian Zeng, Tianwei Du, Pengfei Li, Bo Liu, Fengying Yang
International Meeting for Applied Geoscience and Energy (IMAGE)
..., this paper first uses the gradient structure tensor attribute to characterize the external contour of the fracture-cavity reservoir, and then uses...
2023
Thermal and Diagenetic History of the Pleasant Bayou -- Chocolate Bayou Area, Brazoria County Texas
Thomas E. Ewing, Malcolm P.R. Light, Noel Tyler
GCAGS Transactions
... fall into two groups: The first assumes the present geothermal gradient, modified by cooling of the lower Frio section by water flow. In the second...
1984
Subsurface Fluid Pressures from Drill-Stem Tests, Uinta Basin, Utah
Phillip H. Nelson
Rocky Mountain Association of Geologists
... fielcl at clepths langlng from 30,000 to 13,000 St: eclui\ulent to 5,000 to 8,000 St belo\v sea level. Limitecl data ~ncllcate that the pressure gradient...
2002
Solution Mining of Nahcolite at the Yankee Gulch Sodium Minerals PRoject, Piceance Creek, Colorado
Michael Hardy, Max Ramey, Charley Yates, Kurt Nielsen
Rocky Mountain Association of Geologists
... of panel Cross-gradient Up-gradient 2 19-3 19-3 Out of panel Down-gradient 3 20-4A 20-4A In panel Cross-gradient Up-gradient A Groove...
2003
Aquifers, Faults, Subsidence, and Lightning Databases
Kathleen S. Haggar, Les R. Denham, H. Roice Nelson, Jr.
GCAGS Transactions
... latitude. Figure 1. The geothermal gradient is colored within two rectangular analysis areas referenced in this paper, which areas cover (1) Colorado...
2014
Influence of Depth, Temperature, and Geologic Age on Porosity of Quartzose Sandstone
John C. Maxwell
AAPG Bulletin
... with relatively high temperatures (high thermal gradient), sandstone porosities tend to be lower than for similar sandstones in areas with lower thermal...
1964
Can Dispersive Pressure Cause Inverse Grading in Grain Flows?
Francois Legros
Journal of Sedimentary Research (SEPM)
... of the flow and a consequent decrease in dispersive pressure until it equals the applied normal stress again. The gradient of dispersive pressure...
2002
Graphic Approach to Determination of Hydrocarbon Maturation in Overthrust Terrains
Kevin P. Furlong , Janell D. Edman
AAPG Bulletin
... gradient has generally been used in calculating time-temperature models. Incorporation of various geophysical thermal models with geologic data, however...
1984
Rock Physics and Reservoir Characterization of a Calcitic-Dolomitic Sandstone Reservoir; #41499 (2014)
H. Morris, E. Efthymiou, B. Hardy, T. Kearney
Search and Discovery.com
... is affected by both fluid and lithology, and the far stack seismic response is dominated by the fluid fill. Gradient reflectivity is required...
2014
Application of Lopatin's Method to Determine Burial History, Evolution of the Geothermal Gradient, and Timing of Hydrocarbon Generation in Cretaceous Source Rocks in the San Juan Basin, Northwestern New Mexico and Southwestern Colorado
Wendell A. Bond
Rocky Mountain Association of Geologists
...Application of Lopatin's Method to Determine Burial History, Evolution of the Geothermal Gradient, and Timing of Hydrocarbon Generation in Cretaceous...
1984
Casino Gas Field, Offshore Otway Basin, Victoria - The Appraisal Story and Some Stratigraphic Enlightenment
N. C. Sharp, G. R. Wood
Petroleum Exploration Society of Australia (PESA)
... the Waarre C was normally pressured the Casino-2 Waarre C gas gradient would intersect the regional aquifer gradient at a depth of -2,007 mSS, suggesting...
2004
Groundwater Data Analysis for Methyl Tertiary Butyl Ether
Yue Rong
Environmental Geosciences (DEG)
... chemical properties and litle on hydrogeological factors such as the depth to groundwater or the hydraulic gradient. MTBE is the leading edge compound...
1999
Principal Factors Controlling the Timing of Petroleum Generation
B. P. Tissot, J. F. Bard, J. Espitalie
CSPG Special Publications
... is mainly controlled by burial depth and geothermal gradient. Time and temperature, to a certain degree, can be mutually compensatory in oil and gas...
1980
A 3D Seismic Exploration Method for Fractured Gas Reservoirs
James J. Reeves, W. Hoxie Smith
West Texas Geological Society
..., as reservoir fractures may provide a plumbing system to both water and gas. For prospect development a gas sensitive phase gradient AVO attribute is used...
2004
Wireline Pressures Detect Fluid Contacts, Ikan Pari Field, Natuna Sea
Pryo Hutomo, W. V. Jordan
Indonesian Petroleum Association
..., Conoco has found most all tested water sands to have a normal pressure gradient near 0.433 psi/ft, related to sea level datum. This paper discusses...
1985
Uncertainty quantification of full-waveform inversion with adaptive MCMC method
Shuhua Hu, Zeyu Zhao
International Meeting for Applied Geoscience and Energy (IMAGE)
... propose to use an adaptive Markov chain Monte Carlo (MCMC) sampling algorithm to quantify the uncertainties of FWI. The gradient-based MCMC algorithm...
2023
Quartz and Feldspar Content in South Platte, Platte, and Missouri River Sands
John R. Hayes
Journal of Sedimentary Research (SEPM)
...) conclusions that the feldspar content of stream sands is reduced rapidly in high-gradient streams, but is lost slowly in low-gradient streams seems...
1962
Understanding Pressure Compartmentalization in Ultra-Deepwater Drilling Off Mexican Gulf Coast: A Case Study, #41361 (2014).
Leonardo Enrique Aguilera Gomez, Francisco Espitia Hernandez, Devendra Kumar, et al.
Search and Discovery.com
... above Miocene are hydrostatic in nature and pressure gradually increases in middle Miocene where pressure gradient has been observed to build up...
2014
Characterization of Major Unconformities by Paleothermometric and Paleobarometric Methods: Application to the Mackenzie Plain, Northwest Territories, Canada
Shimon Feinstein, Dale R. Issler, Lloyd R. Snowdon, G. Keith Williams
CSPG Bulletin
... gradient at maximum burial were estimated using shale sonic porosity (s) and vitrinite reflectance data for wells in the southern part of the Brackett...
1996
Estimating Formation Water Salinity from Wireline Pressure Data: Case Study in the Vulcan Sub-Basin
J. R. Underschultz, G. K. Ellis, A. Hennig, E. Bekele, C. Otto
Petroleum Exploration Society of Australia (PESA)
.... An alternative approach is to estimate formation water salinity from wireline pressure data. Within a single aquifer, the pressure gradient at any specific...
2002
A Two-Phase Well Test Analysis for Water Injection Wells
Takao Namba
Indonesian Petroleum Association
... wells, in which the effect of two-phase flow (or saturation gradient in a reservoir) was considered. The interpretation system consists...
1989
Unraveling the Channel–Lobe Transition Zone With High-Resolution AUV Bathymetry: Navy Fan, Offshore Baja California, Mexico
Cristian Carvajal, Charles K. Paull, David W. Caress, Andrea Fildani, Eve Lundsten, Krystle Anderson, Katherine L. Maier, Mary McGann, Roberto Gwiazda, Juan Carlos Herguera
Journal of Sedimentary Research (SEPM)
... the most numerous and prominent scours, interpreted to have been largely generated by flow stripping at a bend in the channel. Along high-gradient...
2017
Role of Hydrodynamic Factors in the Formation and Destruction of Oil and Gas Pools in the Timano-Pechora Province
V. Ye. Leshchenko
Petroleum Geology: A Digest of Russian Literature
... to the effects of moving formation waters and depends on the physical properties of the fluids and the magnitude of the hydraulic gradient...
1973
Formation pressure modeling using offshore seismic data
Weilai Pei, Lei Han, Chunyuan Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
... is significantly reduced. We test our modeling process with practical data at East China sea, and the predicted pressure gradient shows good agreement...
2024
Hydrodynamics and Overpressuring in the Jeanne D'Arc Basin, Offshore Newfoundland, Canada: Possible Implications for Hydrocarbon Exploration
A. L. Rogers, N. A. Yassir
CSPG Bulletin
... is hydraulic head (length), P is formation pressure, is the density gradient (pressure/length) and z is the elevation above a specified datum [sea level...
1993