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The AAPG/Datapages Combined Publications Database
Showing 28,643 Results. Searched 196,360 documents.
Washed-Out Ripples: Their Equilibrium Dimensions, Migration Rate, and Relation to Suspended-Sediment Concentration in Very Fine Sand
Jaco H. Baas , Herman De Koning
Journal of Sedimentary Research (SEPM)
... are stable between 10°C-equivalent depth-averaged flow velocities of 0.75 m/s and 0.91 m/s. With increasing velocity in this range the 10°C-equivalent average...
1995
An Analysis of a Seismic Reflection from the Base of a Gas Hydrate Zone, Offshore Peru (1)
JOHN J. MILLER , MYUNG W. LEE , and ROLAND VON HUENE
AAPG Bulletin
.... 759-769. Domenico, S. N., 1976, Effect of brine-gas mixture on velocity in an unconsolidated sand reservoir: Geophysics, v. 41, p. 882-894. Ewing...
1991
Chapter 14 (Case Histories of Three-Dimensional Seismic Surveys)—Case History 9: Lisburne Porosity — Thickness Determination and Reservoir Management from 3-D Seismic Data
S. F. Stanulonis, H. V. Tran
AAPG Special Volumes
..., and limited to the south and west by a variable oil-water contact. A porosity cross section through the area (Figure 14-9-1) shows the porosity is highly...
2011
EEI Inversion Technique to Determine Fluid Types and Sand Geometry in Mature Field Study Case: G Sand Reservoir in the Northern Mutiara
Benyamin, Iranta Bona, Irma Hermawaty, Sonny Winardhi, Teguh Nugraha
Indonesian Petroleum Association
... of geophysical analysis is required to identify and examine the sand geometry and hydrocarbon content in this complex environment. The study used multi-variable...
2007
High-resolution seismic detection of shallow natural gas beneath Hutchinson, Kansas
Susan E. Nissen, W. Lynn Watney, Jianghai Xia
Environmental Geosciences (DEG)
... shales. Gas in fractures can reduce the velocity of the dolomite interval to that of the shales (or lower). Depending on the magnitude of the velocity...
2004
Model-Based, 2-D Seismic Definition of Subthrust Structure in the Uranium Peak Area, Northwest Colorado
George C. Robertson, Dirk W. McDermott, Rex L. Tang
Rocky Mountain Association of Geologists
... intervals for prestack depth migration (Fig. 5). The final (pre-drilling) time-velocity model (Fig. 6) employed a variable velocity interval of 12,000...
1995
Dynamics of Bedforms in the Lower Mississippi River
David J. Harbor
Journal of Sedimentary Research (SEPM)
... to predict bedform dynamics from synoptic hydraulic data; for example, Johnson (1879) determined that bedform migration was a function of flow velocity...
1998
Investigating Depth Structure Uncertainty for Horizontal Well Placement, Bauer Field, Cooper-Eromanga Basin
Erin Shirley
Australian Petroleum Production & Exploration Association (APPEA) Journal
... and variable seismic velocity distribution in the shallow layers. The Bauer Field is covered by the Modiolus 3D seismic survey that was originally...
2018
ABSTRACT: Attenuating Seismic Interference Noise Using a Dual Sensor Streamer, by Caselitz, Bertrand; Monir, Emad; Halim, Abdallah; #90141 (2012)
Search and Discovery.com
2012
ABSTRACT: A Hybrid Wave Equation Datuming and Kirchhoff PSDM Solution for Accurate Onshore Seismic Imaging, by Hu, Leon L.; Saleh, Saleh; Sliz, Krzysztof; Ley, Robert E.; #90141 (2012)
Search and Discovery.com
2012
Geological Implications of Overpressure and Fracture Gradients in Deepwater Fold-and-Thrust Belt, Offshore Malaysia
Search and Discovery.com
N/A
The Influence of Clay Type and Grain Size on the Bedload Deposition of Muds - An Experimental Perspective
Search and Discovery.com
N/A
The Role of Discharge Variability on Environmental Signal Propagation: An Experimental Study
Search and Discovery.com
N/A
ABSTRACT: Quantitative Seismic Analysis Using Noise Abatement in a Tight Sand Horizontal Play; #90133 (2011)
Mike Burnett
Search and Discovery.com
... contains unique noise issues which are not present offshore. The near surface is subject to a complex velocity structure which frequently causes misalignment...
2011
ABSTRACT: Quantitative Seismic Analysis Using Noise Abatement in a Tight Sand Horizontal Play; #90129 (2011)
Mike Burnett
Search and Discovery.com
... which are not present offshore. The near surface is subject to a complex velocity structure which frequently causes misalignment of reflections from...
2011
Abstract: Testing the Value of Rebound Hardness in Estimating Petrophysical and Rock Mechanical Properties from Core and Wireline Logs: Examples From the Mississippian Limestone/STACK Play (U.S.) and the Vaca Muerta Formation (Argentina);
Yulun Wang, Gregor Eberli, Ralf Weger, Runar Nygaard, G. Michael Grammer
Search and Discovery.com
... in this workflow. As revealed by multivariate analysis, different rock parameters (mineralogy, porosity, sonic velocity) show variable levels...
Unknown
Microseismic Event Location Using Multiple Arrivals: Demonstration of Uncertainty Reduction
Zhishuai Zhang, James W. Rector, Michael J. Nava
Unconventional Resources Technology Conference (URTEC)
... to the large uncertainty in polarization. Due to shale’s low velocity nature and the configuration of horizontal stimulation and monitoring wells, the head...
2015
Seismic Stratigraphic Model of Depositional Platform Margin, Eastern Anadarko Basin, Oklahoma
William E. Galloway , Marshall S. Yancey , Arthur P. Whipple
AAPG Bulletin
... on the geologic problem. One-dimensional model programs compute a synthetic seismogram of a vertically stacked series of velocity (or velocity and density) slabs...
1977
Permeability and acoustic velocity controlling factors determined from x-ray tomography images of carbonate rocks
Nathaly L. Archilha, Roseane M. Missagia, Cathy Hollis, Marco A. R. de Ceia, Samuel A. McDonald, Irineu A. Lima Neto, David S. Eastwood, and Peter Lee
AAPG Bulletin
...Permeability and acoustic velocity controlling factors determined from x-ray tomography images of carbonate rocks Nathaly L. Archilha, Roseane M...
2016
The Formation of Shadow Dunes
P. A. Hesp
Journal of Sedimentary Research (SEPM)
... first encountered to the lee of the plants for various free stream wind speeds. Plant width dominates over wind velocity as the major variable...
1981
Seismic Models and Interpretation of The Casper Arch Thrust: Application to Rocky Mountain Foreland Structure
Riley C. Skeen, R. Randy Ray
Rocky Mountain Association of Geologists
... foreland thrusts. The models aid in understanding the velocity and ray path effects that distort seismic reflection data and complicate its...
1983
Small Scale Aeolian Bedforms
John M. Ellwood, Peter D. Evans, and Ian G. Wilson
Journal of Sedimentary Research (SEPM)
... the impact of the saltating sand, large ridges about 20 cm apart were formed. However when the velocity was increased gradually, there was an abrupt change...
1975
Geology of the Offshore Southeast Georgia Embayment, U.S. Atlantic Continental Margin, Based on Multichannel Seismic Reflection Profiles: Rifted Margins
Richard T. Buffler , Joel S. Watkins , William P. Dillon
AAPG Special Volumes
.... the sedimentary section onlaps a regional unconformity characterized by a strong, smooth reflector/high-velocity refractor (5.8 to 6.3 km/sec). Rocks below...
1979
Seismic Stratigraphy and Global Changes of Sea Level: Part 5. Chronostratigraphic Significance of Seismic Reflections: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
P. R. Vail, R. G. Todd , J. B. Sangree
AAPG Special Volumes
... and unconformities with velocity-density contrasts. Stratal surfaces are major bedding surfaces and thus represent ancient depositional surfaces. Unconformities...
1977