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The AAPG/Datapages Combined Publications Database
Showing 16,628 Results. Searched 195,452 documents.
Compositional Tubing Hydraulics: An Improved Method for Calculating Pressure Gradients in Gas Wells
A. Mulia, A. L. Kebaili, V. C. Stone
Indonesian Petroleum Association
... The conventional, non-compositional, tubing hydraulics programs are inadequate for accurately predicting the flowing pressure gradient in high rate...
1990
Problem of Determination of Basic Geothermal Parameters
D. I. D’yakonov
Petroleum Geology: A Digest of Russian Literature
... some methodological problems of geothermal investigations. Average values of geothermal gradient (г) and of geothermal step (G) are determined by a known...
1961
Aquathermal Fluid Migration: GEOLOGIC NOTES
Kinji Magara
AAPG Bulletin
... to the margins, and thus could be a contributing factor in hydrocarbon migration. The higher the geothermal gradient, the more water expansion can be expected...
1974
Constrained Sharp Boundary Inversion of Multi-Transient EM Data
Search and Discovery.com
... of relatively constant resistivity. Within th e inversion process the gradient of the solution vector at each boundary location is used to define the required...
2013
Using Pad ISIP, DFIT, and ESP Data to Generate a Pore Pressure Model for the Midland Basin
Donny Loughry, David Epps, James Forrest
Unconventional Resources Technology Conference (URTEC)
... from 8,602 vertical completions to create average pressure gradient profiles at 35 centroid locations across the Midland Basin. These profiles, along...
2015
Geothermal Conditions in the Sub-Salt Rocks of the Eastern Part of the Peri-Caspian Depression and Prospects for Oil and Gas
I. B. Dal’yan, A. S. Posadskaya, E. A. Svetlakova, L. V. Kuznetsova, Zh. S. Sydykov
Petroleum Geology: A Digest of Russian Literature
... gradient is 1.6-2.3°C/ 100 m. In the Biikzhal area temperatures of Artinsk and Carboniferous sediments are 100-110°C in the 4980-5600 m interval...
1977
Gulf of Mexico Subsalt Deformation Zones: Weak Formation Integrity Rather than Anomalous High Pressure Zones
James C. Niemann
GCAGS Transactions
...), A study of pressure gradient profiles, mudweights and drilling report data from subsalt wells in the Gulf of Mexico indicates that reported shale...
1997
Estimating Reservoir Pressure Gradient from Stage-By-Stage Pressure Fall off Analysis in Shale Horizontal Wells
Mazher Ibrahim, Ahmed Farid Ibrahim, Matt Sinkey, Thomas Johnston, Andrew McMurray
Unconventional Resources Technology Conference (URTEC)
...Estimating Reservoir Pressure Gradient from Stage-By-Stage Pressure Fall off Analysis in Shale Horizontal Wells Mazher Ibrahim, Ahmed Farid Ibrahim...
2022
Border Step of North Caspian Depression and its Nature
G. I. Slepakova
Petroleum Geology: A Digest of Russian Literature
... is expressed clearly on the gravity map by a steep gravity gradient, which extends continuously from Volgograd to Orenburg. The width and intensity...
1988
Mechanical Versus Thermal Cause of Abnormally High Pore Pressures in Shales: DISCUSSION
Colin Barker , Brian Horsfield
AAPG Bulletin
... to temperature for a given geothermal gradient and the vertical scale is also a temperature scale. Thus Figure 1 is the same as Chapman's Figure 1 rotated 90...
1982
Advanced Compositional Gradient Analysis, Cañas, Jesus A.; Pop, Julian1 Dubost, Francois; Pomerantz, Drew; Mullins, Oliver, #90100 (2009)
Search and Discovery.com
2009
Frontier Basin Exploration Through Integration of BSR-Derived Geothermal Gradient and CSEM Anomaly-Seismic Co-Rendering — Foz do Amazonas Basin, Brazil
Search and Discovery.com
N/A
Thermal Evolution and Maturation of Sinian and Cambrian Source Rocks in the Central Area of Sichuan Basin, Southwest China
Search and Discovery.com
N/A
Abstract: Thermal Gradient Trends in the Tuscaloosa Marine Shale Play Area: Preliminary Results from Studies to Support Oil and Natural GasResource Assessments; #90285 (2016)
Celeste D. Lohr, Paul C. Hackley, Brett J. Valentine, Catherine B. Enomoto
Search and Discovery.com
...Abstract: Thermal Gradient Trends in the Tuscaloosa Marine Shale Play Area: Preliminary Results from Studies to Support Oil and Natural GasResource...
2017
Seismic Geomorphology and Evolution of Submarine Channels from the Angolan Continental Margin
M.J.R. Gee, R.L. Gawthorpe, K. Bakke, S.J. Friedmann
Journal of Sedimentary Research (SEPM)
... two end-member morphological styles of submarine channel: (1) high-gradient, low-sinuosity, narrow channels with gull-winged levees, and (2) lower...
2007
Seismic Anisotropic Fracture Characterization using Azimuthal Amplitude versus Angle (AVAZ) Combined with Azimuthal Frequency versus Angle (FVAZ)
Salah El Din R Mahmoud, Hassan Al-Marzooqi, Maryam Alqaydi, Amna Alharthi, Muhammad Z. Baig, Abdulla A. Al-Hashmi
Unconventional Resources Technology Conference (URTEC)
... (frequency versus Angle) volumes at the partial near and far angle stack volumes. AVAZ and FVAZ gradient and intercept volumes were calculated from the near...
2022
Reservoir vs. Seal Pressure Gradients: Calculations and Pitfalls; #41298 (2014)
Selim Simon Shaker
Search and Discovery.com
... about calculating pore pressure gradient in permeable beds (reservoirs) versus very low permeable beds (seals), especially in the geopressured section...
2014
Hydrodynamics and Overpressuring in the Jeanne D'Arc Basin, Offshore Newfoundland, Canada: Possible Implications for Hydrocarbon Exploration: DISCUSSION
Dale R. Issler
CSPG Bulletin
... WITH REGIONAL HYDROSTATIC GRADIENT My major concern is whether the methods used by Rogers and Yassir (1993) are sufficiently accurate to detect...
1994
Geothermal Exploration from Deep-Well Data
William F. Tanner
GCAGS Transactions
... temperatures were used as the basis for several kinds of maps: geothermal gradient, temperature at 1,000 m, temperature at 2,000 m, and depth to 100...
1976
Quantifying the Benefit from Pressure Gradient Data in Wavefield Reconstruction for Time-Lapse Seismic, #40843 (2011)
Phil Christie, Kurt Eggenberger, Everhard Muyzert, Massimiliano Vassallo, Ali Özbek
Search and Discovery.com
...Quantifying the Benefit from Pressure Gradient Data in Wavefield Reconstruction for Time-Lapse Seismic, #40843 (2011) Phil Christie, Kurt...
2011
RELATIONSHIP OF TEMPERATURE TO RESERVOIR QUALITY FOR FELDSPATHIC SANDSTONES OF SOUTHERN CALIFORNIA
S. A. DIXON and D. W. KIRKLAND
Fort Worth Geological Society
... for the interval of interest. The slope of this line is defined here as the porosity gradient. Porosity gradients for the field investigated range from 1.1...
1985
Abstract: Contact mapping and modeling using magnetics, Heath Steele Mine area, northern New Brunswick
Sean McDonald
Atlantic Geology
..., gradient and magnetic susceptibility measurements were therefore used in delineating contacts between magnetic and nonmagnetic bodies in areas of little...
1990
Adjustment of Gradient of Torsion Balance and Application of Undulation Method to Gravity Measurements: DISCUSSION
J. G. Koenigsberger
AAPG Bulletin
...Adjustment of Gradient of Torsion Balance and Application of Undulation Method to Gravity Measurements: DISCUSSION J. G. Koenigsberger 1930 1221 1224...
1930
Some Implications of Organic Maturation Modelling in South-Central Alberta
M. Rahman, J.A. Majorowicz, V. Bosse, F. W. Jones
CSPG Bulletin
... to rise significantly in southern Alberta. The paleogeothermal field is examined and the results suggest that, if a major decrease in geothermal gradient...
1985
ABSTRACT: Structural Mapping of the Vinton Salt Dome, Louisiana, Using Gravity Gradiometry Data
Chris Ennen
Houston Geological Society Bulletin
... of the gravity gradient tensor show strong correlations useful for mapping structural elements of the dome. Interpretations of the Vinton salt dome are used...
2012