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The AAPG/Datapages Combined Publications Database
Showing 5,754 Results. Searched 200,691 documents.
Eocene lowstand fan model, Basal Complex, Barbados: implications for geologic modeling
Larue, D.K., Lindholm, R.M, Sprague, A.R.G. and Bissell, C.R.
Geological Society of Trinidad & Tobago
...) continental South America (Venezuela). The area has been studied by a number of workers (Biju Duval and others, 1982; Kasper and Larue, 1986; Speed, 1983...
1995
An Appraisal of the Pablo Formation of Presumed Late Paleozoic Age, Central Nevada
Robert C. Speed
Pacific Section SEPM
...An Appraisal of the Pablo Formation of Presumed Late Paleozoic Age, Central Nevada Robert C. Speed AN APPRAISAL OF THE PABLO FORMATION OF PRESUMED...
1977
Fine-Sediment Deposition from Gravity Surges on Uniform Slopes
W. Brian Dade, John R. Lister, Herbert E. Huppert
Journal of Sedimentary Research (SEPM)
... whose settling velocity is much less than the forward propagation speed of the surge, the suspension is well mixed and xo << xr, The deposit thickness...
1994
Well Logging by Radioactivity
William L. Russell
AAPG Bulletin
.... The beta rays are electrons, which are expelled at velocities approaching the speed of light. Gamma rays are also produced during the course...
1941
New Jersey Continental Shelf Near Bottom Current Meter Records and Recent Sediment Activity
Charles E. McClennen
Journal of Sedimentary Research (SEPM)
..., with a maximum recorded 2.5 minute average speed of nearly 40 cm/sec. and a net southwesterly transport. Both current and wave data indicate reworking...
1973
Use of Airplane Photographs in Geologic Mapping
Walter A. English
AAPG Bulletin
... 1050------------------------------ obtain sharp pictures under hazy atmospheric conditions. Experiments have shown that light of the longer wave...
1930
A Pipette Method of Size Analysis for the Centifruge
Stephen W. Dana
Journal of Sedimentary Research (SEPM)
... not point out in his article. A microcentrifuge was used in these investigations. As clocked by a tachometer, its speed was 1670 revs. per minute. Hence w...
1943
Borehole Image Tool Design, Value of Information, and Tool Selection
Javier O. Lagraba P., Steven M. Hansen, Mirano Spalburg, Mohammed Helmy
AAPG Special Volumes
... in the past they recorded up to 600 measurements/revolution. The logging speed and transducer rotation speed directly influence the vertical resolution...
2010
Part 2: Discussion
Francis P. Shepard, Neil F. Marshall, Patrick A. McLoughlin, Gary G. Sullivan
AAPG Special Volumes
... of higher frequency (FOOTNOTE 1) (see Figs. 4A, B, 42). In these canyons, all off California, tides have a range of the order of 2 m. We have ta en records...
1979
A Prototype Near-Field GIS Model to Characterize Acute Risks of Sequestered CO2 Release Through Orphan Wells
Kenneth T. Bogen, Frank J. Gouveia, Lee A. Neher, Steven G. Homann
AAPG Special Volumes
... concentration as a function of wind speed. By eliminating low-risk areas, application of the risk model to a potential sequestration site in west...
2009
Surge Propagation in Debris Flows; #51540 (2018)
Paul Allen, Oliver Harlen, Robert Dorrell, Robert Thomas, William McCaffrey
Search and Discovery.com
... and unstratified and the deposits (debrites Figure 1) are associated with en masse settling. Debris flows and turbidity currents are a geohazard and can cause...
2018
The Influence of Flocculation on Cohesive Sediment Transport in a Microtidal Estuary
Morten Pejrup
CSPG Special Publications
... settling velocity of cohesive suspended sediment; higher concentrations give increasingly higher settling velocities. In addition, wind speed influences...
1991
Strategy Optimization and Technology Evaluation for Oil and Gas Methane Emission Detection
R. Kou, A. Lazarus, S. Sridharan, V. Jayaram
Unconventional Resources Technology Conference (URTEC)
..., including but leak rate (Q), wind speed (w) and time (t). At each time step, there is a probability that determines whether a component will change from...
2021
A Comparison of Electronic Particle Counting and Pipette Techniques in Routine Mud Analysis
Gerald L. Shideler
Journal of Sedimentary Research (SEPM)
..., Operators Manual for Coulter Counter Model TAII: Coulter Electronics, Inc., Hialeah, Fla. COULTER, W. H., 1956, High speed automatic bloodcell counter...
1976
Eolian Suspension Above the Saltation Layer, the Concentration Profile
J.A. Gillies, L. Berkofsky
Journal of Sedimentary Research (SEPM)
... a value of 0.18 (± 0.02). For the reference heights at which particle concentration and wind speed were measured (1.7 and 9 m) the transfer coefficient...
2004
AAPG Archie Series, No. 1, Chapter 9: Borehole Image Logs in Thinly Bedded Reservoirs
Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia
AAPG Special Volumes
...; • the variable electrode voltage on the EBI tool and its impact on individual button measurements are explained; • the principles of depth (or speed...
2006
Artificial Lift Basics and Advancements Including Remote Monitoring and Reducing Electric Consumption
Lewis Watts, Susan Beck, Walt Peary, Jerry Murrow, Stan Herl, Robert Egbert, Steve Slezak, Dieter Becher
PTTC
... DESIGN Well Name: Field Name: 8.20 SPM Pumping Speed Stroke Length 64.00 inches Plunger Diameter 1.50 inches ROD 1.00 LENGTH S.G. of Fluid 2.875...
2000
Natural Catastrophe Risk Modelling for Northwest Australia Offshore Installations
Tomohiko Inamura, Francis Lobo, Rie Hirose, Hajime Sano
Australian Petroleum Production & Exploration Association (APPEA) Journal
.... With MASCOT, the maximum gradient wind speed is estimated at a target point, and surface wind speed is represented as a function of directional surface...
2017
Drilling Oil Wells with the Diamond Drill
Frank A. Edson
AAPG Bulletin
... or 30 feet per day, and limestone much faster. Hard shales and soft slates can be cut at about 12 feet per hour. The diamond drill has no rival when speed...
1921
A Micropaleontological Disintegration Method1
T. Potter Chamney
CSPG Bulletin
... prepared at high speed. The machine is turned to low speed for the addition of the dry sample. 3. Physico-chemical disintegration (Plate 1, fig. 5) Impure...
1957
Asset Management: Listening to Your Asset
David Walker
Australian Petroleum Production & Exploration Association (APPEA) Journal
... a variable-speed drive (VSD) can be caused by a range of factors and be an indication of unbalance. Causes can include deterioration of the windings...
2019
A new method in predicting sandstone thickness using seismic amplitude ratio attribute
Bin Li, Jiawei Li, Hao Yan, Pengzhi Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... model is shown in Figure 1a and Figure 1b. The dark yellow represents the sandstone, the speed is 3000m/s, the sandstone thickness increases from 0...
2024
Evolution of the Sialic Margin in the Central Western United States: Convergent Margins: Field Investigations of Margin Structure and Stratigraphy
R. C. Speed
AAPG Special Volumes
.... C. Speed 1982 457 468 M 34: Studies in Continental Margin Geology The cryptic perimeter of Precambrian sialic North America lies within...
1982
Abstract: Parallel Implementation of Pre-stack Least-squares Migration for Distributed Systems; #90171 (2013)
Sam T. Kaplan
Search and Discovery.com
... of the proposed algorithm, showing an almost ideal speed-up as a function of the number of MPI processes. All tests were performed using the Marmousi data-set...
2013
Abstract: Optimization of Stimulation Strategies Using Real-time Microseimic Monitoring in the Horn River Basin; #90174 (2014)
Yuri Rodionov, Richard Parker, Mike Jones, Zuolin Chen, Shawn Maxwell, Tim Leslie, and Larry Matthews
Search and Discovery.com
... on stage 4. Figure 2 shows the stage 4 microseismic fracture geometry evolution. The top graph is a ‘fracture speed’ plot, where the distance from...
2014