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The AAPG/Datapages Combined Publications Database
Showing 44,994 Results. Searched 200,630 documents.
Triassic Stratigraphy, Peace River Area, Alberta and British Columbia, Canada
A. D. Hunt , J. D. Ratcliffe
AAPG Bulletin
... by the discovery of Triassic gas reserves at Tangent and Fort St. John in 1951 and 1952, respectively. Subsequent drilling has resulted...
1959
Grain-Size Distribution and Depositional Environment of Whitemud Sandstones, Edmonton Formation (Upper Cretaceous) Alberta, Canada1
P. L. Binda, J. F. Lerbekmo
CSPG Bulletin
... interpretation of this unit. The results are compared with the cumulative curves of Van Andel and Postma (1954), the C-M plot of Passega (1957), the Md- plot...
1973
Compaction of Lime Mud as a Cause of Secondary Structure
Ruth D. Terzaghi
Journal of Sedimentary Research (SEPM)
..., the latter is equal to the total weight of solid matter contained in a column of unit cross-section less the weight of the water displaced by the sediment...
1940
Residual shear strength of shales from the Gemas Formation based on ring shear tests
J. K. Raj
Geological Society of Malaysia (GSM)
... a 180 μm wire mesh sieve. Densities, unit weights and apparent porosities of representative specimens of the three shale samples were also determined...
2020
Internal Kinematics of Salt Diapirs
C. J. Talbot , M. P. A. Jackson
AAPG Bulletin
.... The paths, traced over relatively brief increments of time, map the stream lines for that particular time. Stream lines are lines for which the tangent...
1987
Correlation for Estimating Geothermal Reserves of Vapor–Dominated Fractured Reservoirs
Ezzat E. Gomaa
Indonesian Petroleum Association
... with the randomly-fractured rock matrix. A characteristic rock transmissibility per unit bulk volume is defined for use as a correlation parameter. Initial...
1990
Assessment of a Marcellus Shale Prospect Using Seismic, Microseismic, and Completions Data
Scott Singleton, Mark Suda
GCAGS Transactions
... companies use offset vector tiles (OVT) for this step, and some companies have developed a one-step azimuthal AVAZ inversion for fracture density. In our...
2012
A 5 My Chronology of Carbonate Platform Margin Aggradation, Southwestern Little Bahama Bank, Bahamas
Donald F. Mcneill , G. Michael Grammer , Stuart C. Williams
Journal of Sedimentary Research (SEPM)
... (Robinson 1969). Recent biostratigraphy of the Bowden Formation has shown that the unit ranges into the late Pliocene. Calcareous nannofossil...
1998
Review and Classification of Quantitative Mapping Techniques
James M. Forgotson, Jr.
AAPG Bulletin
... the areal variation of either lithologic composition or other properties of a rock unit. They provide a three-dimensional picture of a stratigraphic unit...
1960
Lithofacies Mapping of Viola Limestone in South-Central Kansas, Based on Wireline Logs
E. Bornemann , J. H. Doveton
AAPG Bulletin
... in the following report of an experiment in the mapping of compositional trends in a Mid-Continent Ordovician carbonate unit, based on wireline logs and monitored...
1983
Sedimentology of the Uranium-Bearing Salt Wash Member and Tidwell Unit of the Morrison Formation in the Henry and Kaiparowits Basins, Utah
Fred Peterson
Utah Geological Association
...Sedimentology of the Uranium-Bearing Salt Wash Member and Tidwell Unit of the Morrison Formation in the Henry and Kaiparowits Basins, Utah Fred...
1980
Deformation Structures of Sedimentary Origin in the Lower Limestone Shales (Basal Carboniferous) of South Pembrokeshire, Wales
Gilbert Kelling, Brian P. J. Williams
Journal of Sedimentary Research (SEPM)
... 848037).--The main deformed unit occurs about 46 m above the base of the lower Limestone Shales as defined by Dixon (1921, p. 116) and is separated...
1966
Sedimentology as a Strategy for Uranium Exploration: Concepts Gained from Analysis of a Uranium-Bearing Depositional Sequence in the Morrison Formation of South-Central Utah
Fred Peterson
Rocky Mountain Section (SEPM)
...-bedding dip-vector resultants from eolian sandstones in the Tidwell unit (Fig. 16) are compatible with their reconstruction which would place southern...
1980
NEW TECHNIQUES IN ELECTRONIC POSITIONING FOR AEROMAGNETIC SURVEYS
T. C. Oftelie
Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)
... by. the Doppler unit is drift and velocity; in other words, the vector of the aircraft motion in respect to the ground. The single exception...
1959
Improved Data Analysis and Interpretation Method for Laboratory Determination of Crushed-Sample Shale Gas Permeability
F. Civan, D. Devegowda, R. Sigal
Unconventional Resources Technology Conference (URTEC)
... and Civan, 2007, and Cui et al, 2009). Let the density, volumetric flux vector, and viscosity of the flowing gas, be denoted by ρ , u, and µ , respectively...
2013
Quantitative X-Ray Diffractometry of Carbonate Rocks: RESEARCH METHOD PAPER
J. H. Fang, L. Zevin
Journal of Sedimentary Research (SEPM)
..., then [1] = [Isp][Rp], (6) where [1] is the unit matrix and [Rp] is a vector of n elements. In fact, Equation 6 is a system of m linear equations...
1985
Density-current Strata in Lower Cretaceous Washita Group, North-central Texas
Robert W. Scott, Hooman Laali , David W. Fee
Journal of Sedimentary Research (SEPM)
...., 1957, Sedimentary rocks, 2nd ed., Harper and Row, New York, 718 p. PINCUS, H. J., 1956, Some vector and arithmetic operations on two-dimensional...
1975
Sources and Provinces of Late Pleistocene and Holocene Sand and Silt on the Mid-Atlantic Continental Shelf
Deanne Prusak, Jim Mazzullo
Journal of Sedimentary Research (SEPM)
....--For each harmonic with a low relative-entropy value, the amplitude-frequency distributions of the samples are "unmixed" by Q-mode vector analysis (Full et...
1987
Paleocurrent Patterns in Braid-Bar and Point-Bar Deposits: Examples from the Ganga River, India
U.K. Shukla , I.B. Singh , P. Srivastava , D.S. Singh
Journal of Sedimentary Research (SEPM)
... and vector magnitude: Journal of Sedimentary Petrology, v. 44, p. 1174-1185. Miall, A.D., 1977, A review of the braided river depositional environment...
1999
Estuarine Deposits of the Albian Paddy Member (Peace River Formation) and Lowermost Shaftesbury Formation, Alberta, Canada
Dale A. Leckie, Chaitanya Singh
Journal of Sedimentary Research (SEPM)
... in Leckie et al. (1989c) and Leckie (1988). Foraminifera from Unit 4 (Fig. 2) are discussed in Leckie et al. 1990a. For descriptive purposes, estuarine...
1991
A Coupled Three-Dimensional Hydraulic Fracture Propagation Model Considering Multiple Bedding Layers
Jizhou Tang, Kan Wu, Lihua Zuo, Christine Ehlig-Economides
Unconventional Resources Technology Conference (URTEC)
...ure. ⃑ is the body force per unit 𝐅 𝐷𝑣 �⃑ represents as the inertia part and 𝜌𝑭 as the body forces part. ∇ mass, �⃑ = (vx , vy , vz ) is the velocity ...
2018
Application of the Global Positioning System to PNG Petroleum Exploration
N. C. Talbot, G. J. Carman
Papua New Guinea (PNG) Petroleum Convention Proceedings
.... The use of GPS equipm ent for civil aviation still requires ratification by the Inter national Civil Aviation Authority. As unit costs decrease land...
1990
The Eocene Climate Enigma
Eric J. Barron, George T. Moore
Special Publications of SEPM
... = 211R2 cos[Q(1 - - II where R is the Earth radius, latitude, Q is the mean incident solar radiation per unit area at latitude , a is the Earth's...
1994
Microseismic Activity: What Does It Really Say? Insights from Coulomb Failure Function Analysis
Pierre-Francois Roux
Unconventional Resources Technology Conference (URTEC)
... ࡼࢌ is the pore fluid pressure, ࣌ is the total stress and ࢌ is the mass of fluid per unit bulk volume (Green et Wang, 1986). The Skempton coefficient...
2016
Fluid distribution modeling impact on estimating CO2 saturation in Cranfield: A capillary pressure equilibrium approach with invertible neural networks
Sohini Dasgupta, Arnab Dhara, Mrinal K. Sen
International Meeting for Applied Geoscience and Energy (IMAGE)
.... The GLOW block’s core is a reversible unit featuring two affine coupling layers, comprising an act-norm step, an invertible 1x1 convolution layer...
2024