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The AAPG/Datapages Combined Publications Database
Showing 65,661 Results. Searched 200,357 documents.
Seismic Migration Interpolation using Time-Shift Imaging Condition
Mark Ng
Search and Discovery.com
... during the downward continuation process. For a typical production application, the downward continuation depth step size is set approximately equal...
Unknown
Seismic Migration Interpolation using Time-Shift Imaging Condition
Mark Ng
Search and Discovery.com
... during the downward continuation process. For a typical production application, the downward continuation depth step size is set approximately equal...
Unknown
Factors Affecting the Geothermal Step in the Oil Fields of Azerbaydzhan
Sh. F. Mekhtiev, S. A. Aliev
Petroleum Geology: A Digest of Russian Literature
..., t. 4. 7. Mekhtiev, Sh. F. and Aliev, S. A., 1955, Size of the geothermal step of the oil fields of Azerbaydzhan: DAN SSSR, t. 102, no. 1. In 1944-58...
1960
Abstract: Efficency and Accuracy Enhancement for One-way Wave Equation Migration Through Improved Mapping Function in the Time-shift Imaging Condition; #90171 (2013)
Mark Ng
Search and Discovery.com
... interpolation of the infilled image without much loss of accuracy. In practice, the size of coarse depth step is limited by the complexity of the velocity...
2013
Laboratory Experiment on Flow Characteristics at a Beach Step
Magnus Larson , Tsuguo Sunamura
Journal of Sedimentary Research (SEPM)
... WITH MIXED-SIZE SAND A preliminary wave-tank experiment was made at the University of Tsukuba to study the internal structure of a beach step. Regular waves...
1993
Shore normal cross-section, showing grain-size distribution with depth.
Search and Discovery.com
N/A
What Causes those Annoying Stair-Step Artifacts on Coherence Volumes?; #42036 (2017)
Tengfei Lin, Kurt J. Marfurt
Search and Discovery.com
... of the analysis window. As shown in Figure 1d, even a window size of 1-sample results in a stair-step artifact, which suggests the artifact is due...
2017
Graphical Method for Calculating Dip and Strike from Continuous Dipmeters
B. Osborne Prescott
Tulsa Geological Society
... it, this method may be applied to dipmeter calculations by closely following the step-by-step procedures given here. Procedure The calculation sheet Fig...
1955
Abstract: Geological and Geomorphological Study of the Amudariya Syneclise (Middle Asia) for Petroleum-Bearing Structures Prediction, by I. Smirnova; #90956 (1995).
Search and Discovery.com
1995
ABSTRACT: Phase Separation - An Important Aspect Of Petroleum Migration, by Glen M. Gatenby; #90906(2001)
Search and Discovery.com
2001
3-D Design Philosophy – Part 2: Target Depth, by Bob Hardage, #40662 (2010)
Search and Discovery.com
2010
Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques
Search and Discovery.com
...) computed with Equation (1) are plotted in Figure 3 for the vicinity of the density step location at approximately 580m depth. A density decrease implies...
2013
ABSTRACT: Depth on Demand—Fast Beam Migration, Smart Flood™, and Integrated Visualization for Improved Velocity Depth Model Building
Kevin Sherwood, Jostein Lima, Tim Bird, and Peter Wijnen
GCAGS Transactions
...ABSTRACT: Depth on Demand—Fast Beam Migration, Smart Flood™, and Integrated Visualization for Improved Velocity Depth Model Building Kevin...
2008
Geothermal Features of the Ozek-Suat Oil Field and of Other Regions of the Tersko-Kuma Plain
K. I. Vorob’eva
Petroleum Geology: A Digest of Russian Literature
.... With comparison of the size of the geothermal step calculated for stratigraphic intervals, it is shown that the lowest value of the geothermal step corresponds...
1960
Oil-Gas Prospects of the Volgograd Trans-Volga Region
A. A. Aksenov, A. A. Novikov, V. N. Mikhal’kova
Petroleum Geology: A Digest of Russian Literature
... depression. Here the rocks step down toward the inner part of the depression. Small and medium size structures combine as elongate arches. Depth...
1993
3-D Design Philosophy – Part 3: Is Stacking Fold Acceptable?, by Bob Hardage, #40663 (2010)
Search and Discovery.com
2010
Geothermal Step in the Oil-Gas Regions of Azerbaydzhan
A. B. Tsaturyants, T. A. Gadzhieva
Petroleum Geology: A Digest of Russian Literature
... of the geothermal step: (3) dr x / dt x = - r 2 - r 1 / t 1 - t 2 The change in temperature with depth is generally determined...
1960
Sedimentation-erosion Cycles of Single Tidal Periods on Long Island Sound Beaches
Ervin G. Otvos, Jr.
Journal of Sedimentary Research (SEPM)
... great sediment size ranges the step was poorly sorted but on fine sandy foreshores the sorting improved considerably. 3) The "sufficient steepness...
1965
Abstract: Depth on Demand – Fast Beam migration, Smart Flood™, and Integrated Visualization for Improved Velocity Depth Model Building, by Kevin Sherwood, Jostein Lima, Tim Bird, and Peter Wijnen; #90085 (2008)
Search and Discovery.com
2008
Mineralogical and Geochemical Transformation of Clays During Catagenesis and Their Relation to Oil Generation
A. E. Foscolos, T. G. Powell
CSPG Special Publications
... Sabine well in order to take into account differences in maximum burial depth. No second clay dehydration step was observed even at a depth of 5 181.6...
1980
A Practical Method for Preparing Thin Sections of Well Cuttings: RESEARCH METHOD PAPER
Clifton F. Jordan, Jr., C. Duane Roady
Journal of Sedimentary Research (SEPM)
... of the tray--just like removing ice cubes from a freezer tray. Step 9. Trimming Sample Block to Thin-Section Size Using a standard rock saw, make two...
1987
Using Second-Order Adjoint State Methods in GPUS to Quantify Resolution on Full Waveform Inversions, #42034 (2017).
Sergio Abreo, Ana Ramirez, Oscar Mauricio Reyes Torres
Search and Discovery.com
... E5-2609 v2. 2300 Distance (km) Depth (km) 0 Depth (km) z T 0 Nx ·Nz j =1 wj < Step 3, Step 9 > This work is supported by Colombian Oil...
2017
Three-Dimensional Depth Imaging of Seismic Data to Help Delineate Petroleum Reservoirs in the Williston Basin
Alvin K. Benson
Williston Basin Symposium
..., and then a 2-D depth-imaging algorithm can be used for the second step. For example, if strong lateral velocity variations occur in one dominant...
1995
Deep Pressure Seal in the Lower Tuscaloosa Formation, Louisiana Gulf Coast
Suzanne D. Weedman, Albert L. Guber, and Terry Engelder
AAPG Special Volumes
.... In the remaining Morganza wells, overpressure increases with depth in a stair-step manner that may comprise offset local hydrostatic gradients...
1994
Structural Geology of Delsignore 1: A Central Eastern Overthrust Well: ABSTRACT
Roy S. Sites
AAPG Bulletin
... the Appalachian structural frontal zone of the central Eastern Overthrust, the Robert Delsignore 1 was drilled in early 1984 to a total depth of 9,965 ft after...
1985