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The AAPG/Datapages Combined Publications Database
Showing 33,181 Results. Searched 200,642 documents.
Diving Deeper to Reveal Hydrocarbon Potential in the Barents Sea
Sören Naumann, Rune Sakariassen, PGS
GEO ExPro Magazine
...-scale geological features and improves understanding of the geology, an accurate velocity model for pre-stack depth migration is required. Refraction...
2019
Depositional and Dispersal Dynamics of Intertidal Sand Bars
George deVries Klein
Journal of Sedimentary Research (SEPM)
... by an asymmetric time-velocity profile. A causal connection between time-velocity asymmetry of tidal currents and bar topography is demonstrated...
1970
Joint full-waveform inversion of time-lapse OBN data at Thunder Horse field
Simon Luo, Esteban Diaz, Madhav Vyas, Ganyuan Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
... processing steps such as water velocity correction and 4D trace selection. For RTM, the migration velocity model was the same initial model provided to FWI...
2024
Mexico: Maximus Survey: Opportunities in Deepwater Gulf of Mexico
Jeroen Hoogeveen, Jeniffer Masy, MCG, Geoex
GEO ExPro Magazine
... and sedimentary packages from shallow water to deepwater Gulf of Mexico. The data has been reworked to improve the velocity model, based on a better...
2020
Pattern evolution and interactions in subaqueous dune fields: North Loup River, Nebraska, U.S.A.
Jasmine Mason, Benjamin T. Cardenas, Mackenzie D. Day, Max Daniller-Varghese, Sarah C. Brothers, Gary Kocurek, David Mohrig
Journal of Sedimentary Research (SEPM)
... a dynamic steady-state pattern, despite high rates of deformation, common interactions, and sediment bypassing. Mapped crestlines had a mean migration...
2020
Presalt time-lapse seismic monitoring with joint 4D FWI
Filipe Rudrigues, Gabriel Brando, Danilo Albuquerque, Danilo Froes, Benjamin Huard, Luis Cypriano, Roberto Pereira, Adel Khalil
International Meeting for Applied Geoscience and Energy (IMAGE)
... different types of surveys. Wang et al. (2017) show the importance of least-squares migration (LSM), as well as dedicated 4D processing, to attenuate...
2024
Fit-for-Purpose Depth Imaging of Sub-Thrust and Strike-Slip Fault Regime Onshore Myanmar
Search and Discovery.com
N/A
Impact of Proppant Pumping Schedule on Well Production for Slickwater Fracturing
Shaowen Mao, Prashanth Siddhamshetty, Zhuo Zhang, Wei Yu, Troy Chun, Joseph Sang-Il Kwon, Kan Wu
Unconventional Resources Technology Conference (URTEC)
... fraction; u f is the fluid velocity, m/s. and f is the fluid density, kg/m³. URTeC 2630 5 f f u f t f f u f u f p F...
2020
Growth Patterns of Subaqueous Depositional Channel Lobe Systems Developed Over A Basement With A Downdip Break In Slope: Laboratory Experiments
Rocio Luz Fernandez, Alessandro Cantelli, Carlos Pirmez, Octavio Sequeiros, Gary Parker
Journal of Sedimentary Research (SEPM)
... in the case of a fan that is aggrading and prograding. A zone of approximately constant slope corresponding to the cone (source fan zone) is apparent...
2014
Seismic Acquisition and Processing for Sub-thrust Imaging and Prospecting, Suaza Valley, Colombia
G.W.Paukert, G. Billings, I.Dawes, T.D.J. England, G.Rait
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... time migration. Migration velocity analysis was performed by comparing local image quality on a large number of constant velocity migrations. A variable...
2003
Mobility of cadmium in granitic soil using batch and mini column tests
Nur 'Aishah Zarime, Wan Zuhairi Wan Yaacob
Geological Society of Malaysia (GSM)
... properties of granitic residual soils and the effectiveness of using batch and column tests to study the migration and sorption of heavy metal...
2018
Hydrocarbon Trap Types and Deformation Styles Modeled Using Quantified Rates of Salt Movement, Louisiana Margin
Allen Lowrie , Zhihuai Yu , Ian Lerche
GCAGS Transactions
... migration rate would have still been less than a cm/ year. We suppose that the salt movement was intermittent rather than constant. End_Page 448...
1991
Thoughts and Observation on Interpreting Depth-Imaged Data in the Jurassic Norphlet Play, Deepwater Eastern Gulf of Mexico, #41342 (2014)
Donald A. Herron
Search and Discovery.com
.... The availability of several versions of depth imaging based on a single velocity model but with different migration algorithms requires an interpreter...
2014
Advanced VSP modeling for efficient data acquisition in deepwater subsalt well
Manish Lal Khaitan, Rafael Guerra, Francesco Miranda, Emmanuel Spadavecchia
International Meeting for Applied Geoscience and Energy (IMAGE)
... velocity model, and improve the image of the subsalt reservoir. An expensive drilling rig placed a constraint on the number of seismic source...
2022
Basic Seismic Processing: Part 7. Geophysical Methods
Peter M. Duncan
AAPG Special Volumes
... subsurface layers appear in shot records (Figure 1) as straight lines rather than hyperbolic curves. These events have a constant "apparent velocity...
1992
Presence of Preferential Flow Paths in Shallow Groundwater Systems as Indicated by Tracer Experiments and Geophysical Surveys
Murray E. Close, David C. Nobes, Liping Pang
Special Publications of SEPM
...). In this mode, the transmitting and receiving antennas were fixed at a constant separation, in this case 1 m, and were stepped along the survey line...
2004
ABSTRACT: Future of Microseismic Analysis: Integration of Monitoring and Reservoir Simulation; #90122 (2011)
Leo Eisner, Vladimir Grechka, and Sherilyn Williams-Stroud
Search and Discovery.com
... on improvements in multiple discipline areas, two of which are discussed in this study: better quantification of event locations along with the velocity model...
2011
Abstract: Rapid Velocity Images of Complex Structures, by P. J. Barton and R. A. Edwards; #90923 (1999)
Search and Discovery.com
1999
3-D Seismic Prospecting for Entrada Sandstone Reservoirs on the Southeastern Flank of the San Juan Basin, New Mexico
David J. Massé, R. Randy Ray
Rocky Mountain Association of Geologists
... (Fig. 8) raised concerns about the validity of the depth conversion of the Entrada time structure at a constant velocity. The Entrada isopach...
1995
A Model of Hydrocarbon Generation from Type I Kerogen: Application to Uinta Basin, Utah
J. J. Sweeney, A. K. Burnham, R. L. Braun
AAPG Bulletin
... in the Uinta basin determined from bottom hole temperature (BHT) data: Geophysics, v. 49, no. 4, p. 453-466. Chatfield, J., 1972, Case history of Red Wash...
1987
ENHANCED IMAGING BENEATH COMPLEX GAS CLOUDS AND CARBONATES USING Q-TLFWI AND LS-QPSDM ON ULTRA-SPARSE SHALLOW WATER OBC NORTHWEST JAVA BASIN, OFFSHORE INDONESIA
Chenghai Jiao, Yitao Chen, Peipei Deng, Hudzaifah, and Normansyah
Indonesian Petroleum Association
... distortions and amplitude loss due to spatial velocity variations and absorption effects, severe attenuation affected penetration of the deeper layers...
2025
Abstract: Enhancing Interpretation Efficiency: Transforming Sparse 2D Data into a 3D Volume; #91204 (2023)
Peter Lee, Adam Betteridge, Tom Travis, Moussa Abugouda, Ahmed Abdul Aziz, Ahmed Sami, Mohamed Morsi, Subodh Notiyal, Tanya Johnstone, Andrew King
Search and Discovery.com
... before post migration processing was applied, producing a 3D seismic volume covering an area of 32, 880 km2. To derive the 3D regional depth velocity...
2023
Abstract: Statistical Depth Imaging with Path Summation through Complex Near-Surface; #91204 (2023)
Ilya Silvestrov, Andrey Bakulin, Maxim Protasov
Search and Discovery.com
... the imperfections in the migration velocity model prevent the images from proper focusing, accurate reconstruction of all the near-surface complexities...
2023
Processing and Interpretation of 2-D Seismic Data from the Bighorn Basin, Wyoming
David J. Taylor
Wyoming Geological Association
...) Datum Correction Trace Equalization Predictive Deconvolution Constant Velocity Analysis Normal Moveout Correction Hand Statics Corrections...
1998
The Hydraulic Autogenesis of Distinct Cyclicity in Delta Foreset Bedding: Flume Experiments
Tetsuji Muto, Chizuru Yamagishi, Tomohiro Sekiguchi, Miwa Yokokawa, Gary Parker
Journal of Sedimentary Research (SEPM)
...-supercritical flow associated with a train of upstream-migrating hydraulic jumps that delineate cyclic steps. Upstream migration of hydraulic jumps...
2012