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The AAPG/Datapages Combined Publications Database
Showing 17,477 Results. Searched 200,630 documents.
The Interpretation of Fluids and Pressures in Determining Conventional and Unconventional Gas Resources in the Rocky Mountain Region
John R. Forster, John C. Horne
Rocky Mountain Association of Geologists
... basin, the pressures do not occur along a hydrostatic gradient and are termed abnormal. It is this region that has been termed “basin-centered gas...
2005
Slope Morphology of the U.S. Pacific Continental Margin
Donn S. Gorsline
Special Publications of SEPM
... of sedimentation Los Pacific Angeles California margin 90089 0740 be related to the large scale structural gradient steepest gradient slope width can...
1991
Environmental and Geophysical Interpretation of Heat-Flow Measurements in Black Sea: Structure
Albert Erickson , Gene Simmons
AAPG Special Volumes
... processes that determine the mobility and structure of the earth's crust. Thermal-gradient measurements can be made readily in the soft, thick...
1974
The West Columbia Oil Field, Brazoria County, Texas
Donald C. Barton
AAPG Bulletin
..., a thick heavy oil was obtained at a depth of a few hundred feet. TEMPERATURE AND GEOTHERMAL GRADIENT The temperature of the oil varies from 90...
1921
Fluvio-Marine Sediment Partitioning As A Function of Basin Water Depth
Jochem F. Bijkerk, Joris T. Eggenhuisen, Ian A. Kane, Niels Meijer, Colin N. Waters, Paul B. Wignall, William D. McCaffrey
Journal of Sedimentary Research (SEPM)
...” (Muto and Swenson 2005). Longitudinal profiles are generally concave up, their shape describing the decreasing gradient of alluvial river systems...
2016
Origin of Petroleum in the Southern Permian Basin
John M. Hills
West Texas Geological Society
... gradient of Southeastern New Mexico using Bottom Hole Temperatures from Electric Logs: AAPG Bulletin, V. 56, p. 2072–2074. Tissot, B.P. and Welte...
1991
Rock Physics and Reservoir Characteristic of a Calcitic-Dolomitic Sandstone Reservoir
H. Morris, B. Hardy, E. Efthymiou, T. Kearney
Indonesian Petroleum Association
.... The Near stack seismic is affected by both fluid and lithology, and the Far stack seismic response is dominated by the fluid fill. The Gradient...
2011
An AI approach to using magnetic gradient tensor analysis for quick depth and property estimation
David A. Pratt, K. Blair McKenzie, Anthony S. White
Petroleum Exploration Society of Australia (PESA)
...An AI approach to using magnetic gradient tensor analysis for quick depth and property estimation David A. Pratt, K. Blair McKenzie, Anthony S. White...
2019
Tests of Fracture Water and Gas Permeability on Vaca Muerta Gas Shale
Kun Su, Jorge Torres, Yonatan Sanz Perl, Pierre Barlet, Atef Onaisi, Sandrine Vidal-Gilbert
Unconventional Resources Technology Conference (URTEC)
... the change of in situ effective stress and pressure gradient in the near and far field of perforation. After creating shear fracture, we filled...
2017
Thermal Regimes of the Balcones/Ouachita Trend, Central Texas
C.M. Woodruff, Jr. , Duncan Foley
GCAGS Transactions
... Texas: Texas Journal of Science, v. 29, p. 5-14. American Association of Petroleum Geologists and U.S. Geological Survey, 1976, Geothermal gradient map...
1985
1.0 Introduction
P. E. Gretener
AAPG Special Volumes
... fluid column. In broad terms this leads to a fluid pressure gradient (dp/dz) of about 0.45 psi/ft (see section 2.0). Assuming the density of the sediments...
1981
Aquathermal Pressuring and Geopressure Evaluation: GEOLOGIC NOTES
Stephen R. Daines
AAPG Bulletin
.... Eaton, B. A., 1969, Fracture gradient prediction and its application in oilfield operations: Jour. Petroleum Technology, v. 21, p. 1353-1360. Fertl...
1982
An Overview of Geothermal Exploration and Development in Nevada
Joy Hyde
Rocky Mountain Association of Geologists
... surveys. Shallow temperature-gradient /lithology holes ranging from 150 to 500 ft (45 to 150m) deep will be drilled to evaluate heat flow. Following...
1979
Influence of beach morphodynamics on the distributions of the opheliid polychaete Euzonus sp. and its feeding burrows on a sandy beach: Paleoecological and paleoenvironmental implications for the trace fossil Macaronichnus segregatis
Koji Seike
PALAIOS
...-face gradient, are discussed. In addition, temporal changes in foreshore distribution in response to changes in beach topography are examined...
2009
Short note: Formation fracturing caused by excessive borehole fluid pressures during drilling in unconsolidated or coastal-plain sediments may be an unknown problem on your project
Douglas E. Wyatt, Frank H. Syms
Environmental Geosciences (DEG)
... gradient from the drilling or grouting exceeds the fracture gradient of the formation. Formation damage may lead to leaking of downward-moving...
2005
Fracture-Porosity Identification from Anisotropy AVO and Fluid Substitution Modelling in Seismic 2D Data
Septian Prahastudhi, Tenny Octaviani, Ayi Syaeful Bahri, Yulia Putri Wulandari
Indonesian Petroleum Association
... properties of crack (D) and anisotropy gradient (Gan). The crack properties can be computed after fluid replacement modeling using Gassmann Equation to find...
2012
Determination of Geothermal Gradient from Point Measurements of Temperature in Producing Wells
A. K. Talalayev
Petroleum Geology: A Digest of Russian Literature
...Determination of Geothermal Gradient from Point Measurements of Temperature in Producing Wells A. K. Talalayev 1962 359 363 Vol. 6 (1962) No. 6...
1962
Geologically Based Pore Pressure Modeling: Reconciling Pressure vs. Depth Plots with Mud Weight Equivalent vs. Depth Plots
S. Shaker
Houston Geological Society Bulletin
... gradient in the region as long as formation water density remains relatively constant. In hydrocarbon-bearing zones measured pore pressures follow...
2003
A new double-difference earthquake relocation algorithm for models with complex velocity structure
Xinding Fang, Siwei Li, Zhixiang Zhang, Tianrun Chen, Yingcai Zheng
International Meeting for Applied Geoscience and Energy (IMAGE)
... relocation method that does not require the calculation of traveltime gradient and thus is applicable to models with complex velocity structure. Our results...
2024
Geothermal regime and hydrocarbon kitchen evolution of the offshore Bohai Bay Basin, North China
Yinhui Zuo, Nansheng Qiu, Yuan Zhang, Cuicui Li, Jianping Li, Yonghua Guo, Xiongqi Pang
AAPG Bulletin
... thermal gradient values at the depth interval of 0 to approximately 3000 m (~9843 ft) in the offshore Bohai Bay Basin were obtained. The basinwide average...
2011
Abstract: AVO Compliant Spectral Balancing; #90171 (2013)
Nirupama Nagarajappa and Jon Downton
Search and Discovery.com
... amplitude relationship with offset. Not compensating for the frequency loss alters the AVO gradient and reduces the resolution of stacks. Worse yet...
2013
Hydrocarbon Type Discrimination Using AVO analysis, Sama Field, WDDM, Nile Delta, Egypt, #20335 (2015).
Mahmoud M. Hemdan, Mostafa El-Sadek, Islam Yehia, Ahmed Hosny, Islam Ali
Search and Discovery.com
..., Psia Gas Oil Water Depth (TVDss) m Gradient, 0.1psi/ft Gradient, 0.27psi/ft Gradient, 0.37 psi/ft ?? • • MDT samples confirmed fluid types...
2015
Potential Extent and Thickness of Gas Hydrates in the Deep Water of the Northern Gulf of Mexico
Ettore Marcucci, Joseph Forrest
GCAGS Transactions
... and geothermal gradient determined from the mudline and a hydrostatic pressure gradient of 0.442 psi/ft. Because of the assumed relationship between water...
2007
Formation Pressure Measurements and Their Use in Oil Exploration in the Kutubu Project, Papua New Guinea
Michael C. Daniels
Papua New Guinea (PNG) Petroleum Convention Proceedings
... < Q o s (/) Z ) UU Jol fi|5 UJ Q C O o N o w Ul s I I i I I I I rI I , I I I UJ 5g RFT gradient (psi/ft) .433 psi/ft (fresh water...
1993
A New Approach to Casing Setting Depth Selection in Unocal East Kalimantan Operations
Arifun, Wahyu H. Sumpeno
Indonesian Petroleum Association
... on existing wells, have a normal pressure gradient of .447 psi/ft. Currently, over pressured reservoirs are encountered below 9500 ft vertical depth...
1992