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Showing 36,651 Results. Searched 195,596 documents.
Radar Structure of Earthquake-Induced, Coastal Landslides in Anchorage, Alaska
Walter A. Barnhardt, Robert E. Kayen
Environmental Geosciences (DEG)
... for signals along these paths varies in a hyperbolic manner. After adjustments for normal moveout (i.e., changes in path length), the CMP traces...
2000
Structure Interpretation Problems of a Lower Miocene Reef Associated with a Shallow Low Velocity Anomaly, North Sumatra
Peter Walker, Masrizal Maas, Michael D. Burnaman
Indonesian Petroleum Association
... but slightly concave upwards indicating departure from normal hyperbolic moveout due to the distorted ray paths shown in Figure 14. This small...
1986
Nias Basin, NW Sumatra New Insights into Forearc Structure and Hydrocarbon Prospectivity from Long-Offset 2d Seismic Data
Ian Deighton, M. Ma’ruf Mukti, Satish Singh, Tom Travis, Anthony Hardwick, Katie Hernon
Indonesian Petroleum Association
... picking on a new set of migrated ‘multi-velocity’ panels, gathers and semblances after full pre-stack demultiple (5). A residual moveout correction...
2014
Marine Multicomponent Seismic – The New Issues in the Developing Revolution
Jason Robinson
Indonesian Petroleum Association
... and salt, present too much impedance contrast to the underlying reservoir resulting in poor P wave penetration, particularly in normal offset ranges...
2002
The Internal Framework of the Southwestern Florida Bank
F. Jeanne Shaub
GCAGS Transactions
... through Common-Depth-Point ordering, velocity analysis, normal-moveout correction, stack, deconvolution and mix with final filtering and scaling...
1984
Reducing Reservoir Characterization Uncertainties and Improving Field Recovery through Four-Dimensional Seismic Technology: An Integrated Four-Dimensional Seismic Interpretation Workflow
Jie Zhang, Dez Chu, Ganglin Chen, Kelly Wrobel, William L. Soroka
AAPG Special Volumes
...) after normal moveout (NMO) correction. Note the poor signal-to-noise ratio.We performed extensive tests to enhance the seismic signal, including prestack...
2011
Structural Controls on the Formation of Bottom-simulating Reflectors Offshore Southwestern Taiwan from a Dense Seismic Reflection Survey
Philippe Schnurle, Char-Shine Liu
AAPG Special Volumes
... spreading compensating, applying normal moveout followed by residual trim static, stacking, and constant-velocity (1500 m/s [4921 ft/s]) frequency...
2009
Land 3D Acquisition Techniques Related to S.E. Asian Situation
Walter Ritchie
Indonesian Petroleum Association
... azimuths being contained within a common subsurface point and, hence, it is necessary to apply velocities for normal moveout corrections uniquely to each...
1981
Lithology Prediction by Extrapolating Well Data
Brian Barley, Dean Chergotis, Mai Wilson, Susan Young
Indonesian Petroleum Association
... of the Normal Moveout corrected Common Depth Point gather are extrapolated to their zero offset value, removing the effect on the stack of a strong AVO...
1992
Geology of the Suwannee Basin Interpreted from Geophysical Profiles
Daniel D. Arden, Jr.
GCAGS Transactions
... static corrections and continuous velocity analysis using "700 Processing Package;" (3) normal moveout, stack scaling, filter, and display; (4) migration...
1974
Uncovering Seismic HTI Anisotropy of the Cooper Basin
Stephanie Tyiasning, Dennis Cooke
Petroleum Exploration Society of Australia (PESA)
... caused by stress or fractures? Those advantages are: 1) many North American basins with unconventional reservoirs are in a normal stress regime where...
2016
Do Moment Tensors Flip During Hydraulic Completions?
Adam Baig, Sepideh Karimi, Benjamin Witten, Aaron Booterbaugh
Unconventional Resources Technology Conference (URTEC)
... is dominantly one regime, but we use that information to only resolve the sign of that mechanism: for example, is a given mechanism normal or thrust...
2022
Chapter 14 (Case Histories of Three-Dimensional Seismic Surveys)—Case History 2: Three-Dimensional Seismic Monitoring of an Enhanced Oil Recovery Process
Robert J. Greaves, Terrance J. Fulp
AAPG Special Volumes
... and were found to be on the order of 2 to 3 ms. Normal-moveout corrections were applied using a datumed root-mean-square (rms) velocity function derived...
2011
Ute Dome I: Multidisciplinary Integration Defines Dakota Reservoir Compartments
B.S. Hart, S. Ralser, S.P. Cooper, M. Herrin, K. Nikolaissen, R.S. Balch
Rocky Mountain Association of Geologists
..., geologically plausible fault interpretation. The dominant faults in the Mesozoic section consist of a sequence of WNW-striking normal faults that dip both...
2001
Stratigraphic Velocity Interpretation: National Petroleum Reserve--Alaska: Chapter 12
E. W. Peikert
AAPG Special Volumes
... time versus offset relationships along coherent events within these velocity gathers are analyzed to determine normal moveout (Vnmo) or stacking...
1985
Crustal Architecture of the East Java Sea-Makassar Strait Region From Long-Offset Crustal-Scale 2D Seismic Reflection Imaging
J.W. Granath, P.A. Emmet, M.G. Dinkelman
Indonesian Petroleum Association
... architecture. Essentially, a velocity analysis that properly corrects for the moveout within the shot gathers is used to process the data. The criterion...
2009
Acoustic Properties of Sediment on the Southern Tonga Platform as Determined from Seismic Sonobuoy Studies
Jonathan R. Childs
Circum Pacific Council Publications
..., 1955). The exponentially increasing value of the reflec tion time as a function of distance is referred to as normal moveout, which is also used...
1985
Multicomponent Seismic Technology Assessment of Fluid-gas Expulsion Geology and Gas-hydrate Systems: Gulf of Mexico
B. A. Hardage, P. E. Murray, R. Remington, M. De Angelo, D. Sava, H. H. Roberts, W. Shedd, J. Hunt Jr.
AAPG Special Volumes
... in this article. CCP = common-conversion point; NMO = normal moveout; DMO = dip moveout; PSTM = prestack time migration; Vp = compressional wave velocity...
2009
Multicomponent Seismic Studies of the Gas-hydrate System at the Storegga Slide
Stefan Bunz, Jurgen Mienert, Karin Andreassen
AAPG Special Volumes
..., and predictive deconvolution. Semblance velocity analysis, normal moveout (NMO) correction, stacking, poststack scaling, and filtering were applied to small...
2009
Crustal Structure and Rift-Drift Evolution of the Newfoundland Basin: Chapter 16: North American Margins
Brian E. Tucholke, James A. Austin Jr., Elazar Uchupi
AAPG Special Volumes
... editing, common-depth-point gather, semblance velocity analysis every 2.5 km (1.55 mi), normal moveout correction, stack, deconvolution, time-varying...
1989
Chapter 3: Fault Patterns in the Niobrara Formation—Examples from the Eastern and Central Denver Basin
Steven G. Siguaw, Jane E. Estes-Jackson
Rocky Mountain Association of Geologists
... the Niobrara Formation can easily be seen on this reprocessed seismic line which displays moveout corrected, single point shots in a continuous profile...
2011
La Sísmica Multicomponente en Cuencas Subandinas: Hechos y Posibilidades [PAPER IN SPANISH] The Seismic Multicomponent in Sub-Andean Basins: Facts and Possibilities
Saúl Guevara, William Agudelo, Gabriel Alvarez
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... ilustra en la Fig. 6. Al haber un estrato somero de baja velocidad (p. ej. capa meteorizada), la ondas sísmicas inciden en forma cercana a la normal a la...
2009
Optimised 3D Land Geophysical Survey Design - A Case Study
P. van Baaren
Papua New Guinea (PNG) Petroleum Convention Proceedings
... the data and the mute functions provided. By correcting this CMP gather for normal moveout with different stretch mutes, the maximum useable offset...
2000
THE APPLICATION OF HIGH RESOLUTION SEISMOLOGY TO THE DELINEATION OF FAULTING AND COAL SEAM THICKNESS: A CONTINUING CASE HISTORY
Anthony R. Wagner
North Dakota Geological Society
... the corrections which was followed by a normal moveout correction which adjusted each component trace of the CDP Gather so that identical...
1984
Seismic Lithology (AVO) Interpretation at the Badak and Nilam Fields in the Sanga Sanga Block, Kalimantan
William C. Ade, Ian T. McMahon, Wahyudin Suwarlan
Indonesian Petroleum Association
... the data is considered as a set of "N" lines where each line is a common offset gather, "N" being the fold. The data had normal-moveout and statics...
1988