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Showing 15,371 Results. Searched 200,357 documents.
Semi-inverse relationship between critical angle and reflectivity coefficient, and its implication in seismic survey design, processing, and interpretation
Chen Bao
International Meeting for Applied Geoscience and Energy (IMAGE)
... difficult to image and characterize with near offset dominated seismic data. However, if these sands happen to have a desired amplitude versus offset (AVO...
2024
Multichannel Data Acquisition and Processing
Gregory L. Smith, David A. Falvey, Raymond Shaw
Circum Pacific Council Publications
... amplitude losse s du e to variation s i n structure , geometry , an d recordin g equipment. A suit e o f program s tha t automaticall y picks gai n curve...
1988
New Insights into the Deep-Water Otway Basin - Part 1. Integrated Depth Imaging Workflows Unravelling the Subsurface
Si Ying Lee, Bee Jik Lim, Arwindran Anantan, Alexander Karvelas
Australian Petroleum Production & Exploration Association (APPEA) Journal
.... Deterministic water-layer demultiple (Moore and Bisley 2006) and 2D surface-related multiple elimination were incorporated to address the multiples for both...
2021
Confirming the Presence of a Working Petroleum System in the Eastern Black Sea Basin Using Sea Surface Slicks; #11251 (2019)
Harry Dembicki, Jamshid J. Gharib
Search and Discovery.com
... during seismic data acquisition. • Bathymetric and amplitude data extracted from the 3D seismic survey revealed a series of seafloor features including...
2019
Abstract: Retrieve True Seismic Amplitude for Direct Hydrocarbon Indicator using Q-Guided Wavelet Transform (Arthit Field); #90253 (2016)
Detchai Ittharat, Agus Wawdoyo, Ratchadaporn Uttareun, Natthanicha Anansatitporn, Ananya Satitpittakul
Search and Discovery.com
... method called Offset-dependent Q-Guided Wavelet Domain Amplitude Correction is designed to overcome overburden related amplitude distortion...
2016
The Evolution of FWI and its Perceived Benefits
Tony Martin, Andrew Long
Australian Petroleum Production & Exploration Association (APPEA) Journal
... and do, the input offset range was limited to 2400 m, approximately half the streamer length. The maximum depth of the FWI updates was bounded...
2019
3-D Exploitation of Nod Mex Reservoirs, Phase Four Field, Wharton County, Texas
Mark D. McCuen and Mark A. West
GCAGS Transactions
.... REFERENCES Allen, J.L. and C.P. Peddy, 1993, Amplitude Variation with Offset: Gulf Coast Case Studies, Society of Exploration Geophysicists, Geophysical...
1998
Seismic and Well Interpretation of Fluvial Clastic and Coal Packages for Stratigraphic Traps within the Patchawarra Formation, Cooper Basin
Christopher Webb
Petroleum Exploration Society of Australia (PESA)
..., Permian, well, log, correlation, seismic, channel, fluvial, coal, thickness, amplitude, attribute, visualize, stratigraphic, trap. AUTHORS INSTITUTION...
2015
Integrated 3D seismic and petrophysical workflow to predict elastic and geomechanical properties in the Wolfcamp Formation: A case study from the Midland Basin, Texas
Reinaldo Sabbagh, Shuvajit Bhattacharya
International Meeting for Applied Geoscience and Energy (IMAGE)
... machine learning. Results show that we can map the vertical and lateral variation of lithology, elastic, and geomechanical properties in the Wolfcamp...
2022
Improved Subsurface Imaging and Interpretability Through Broadband Reprocessing of Legacy Seismic Data: Examples from North West Shelf Australia
Stephen Malajczuk, Rajesh Saklani, Dean Clark, David Eastwell
Petroleum Exploration Society of Australia (PESA)
... in the amplitude spectrum. A successful reprocessing workflow applied to two typical legacy datasets is described in this paper. The workflow has a focus...
2016
Integrated Surface-Downhole Acquisition Geometries The Way to Higher Detailed Reservoir Investigation
A.A. Tabakov, K.V. Baranov
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... but can be held only at fixed directions. Furthermore, asymmetry of observation geometry in VSP causes uncompensatable amplitude distortions on resulting...
2006
Abstract: The Use of Amplitude vs. Offset (AVO) Technique in the Pierce Road Gas Field, Sutter County, California, by W. Tolmachoff; #91016 (1992).
Search and Discovery.com
1992
Structural and time-lapse imaging through gas clouds via FWI at Eldfisk field, North Sea
Zhengxue Li, Leila Bencherif-Soerensen, Per Gunnar Folstad, Brian Macy, Simon Shaw, Baishali Roy
International Meeting for Applied Geoscience and Energy (IMAGE)
... (2019 and 2017). Our aim is to build an accurate velocity model capturing detailed velocity variation associated with gas clouds at all depths...
2023
Evolution of a buried moat–drift system in the Ewing Terrace uncovering highly dynamic bottom currents at the Argentine margin from the early Oligocene to middle Miocene
Ellen Unland,, Elda Miramontes, Volkhard Spiess, Graziella Bozzano, Sabine Kasten, Tilmann Schwenk
Journal of Sedimentary Research (SEPM)
... offset). The separated mounded drifts reach heights between 150–750 m and widths of 1–2.5 km. The low-amplitude reflections downlap onto...
2024
“The Explosion in Marine Seismic Technology – How to Choose the Right Tool”
William S. French, Svein Vaage
Southeast Asia Petroleum Exploration Society (SEAPEX)
...-Stack Depth Migration Streamer Vs Vertical Cable Long Offset Acquisition Traditional marine 3-D surveys have been recorded with source-to-receiver...
1998
ABSTRACT: Genesis of mass wasting seismic facies deduced by CAT-scan analysis; #90013 (2003)
MATHIEU JACQUES DUCHESNE, BERNARD FRANCOIS LONG
Search and Discovery.com
...; Praeg and Syvitski, 1991). Some authors have hypothesized that most of the seafloor failures and mass wasting deposits located in this area...
2003
An integrated workflow centered around elastic FWI for complex subsalt imaging using wide-azimuth data in the southern Gulf of Mexico
Hongyan Li, Riaz Alai, Nolan Brand, Frederico Xavier de Melo, Hugo Enrique Muñoz Cuenca, Wenmiao Liu, Iestyn Williams, Saeeda Hydal, Khaled Abdelaziz, Emmi Sanchez Vargas, Nik Nur Halim C Soh, M Shah B Sulaiman, Sandeep Kumar
International Meeting for Applied Geoscience and Energy (IMAGE)
... (EFWI) was employed to improve the subsalt velocity update. With the limitation of maximum offset and azimuth, a systematic workflow was proposed...
2024
Velocity Anomalies and Out-of-Plane Reflections in Barnicarndy 1, Canning Basin
Y. Zhan
Australian Petroleum Production & Exploration Association (APPEA) Journal
..., as the fluid response and amplitude versus offset effects were not within the scope of the study. For synthetic correlation purposes, the seismic datum...
2021
Gravity-Induced Transfer Faults on the Lower Congo Basin Slope, Offshore Angola (West Africa): Implications for Deep-Marine Hydrocarbon Exploration on Passive Continental Margins
Dengliang Gao, Jeff Milliken
GCAGS Transactions
... to this observation and correlation. At the shallow structural levels (<1000 ft below the seafloor), amplitude anomalies related to gas hydrate deposits...
2007
Seismic Stratigraphy and Structure of the Victoria Land Basin, Western Ross Sea, Antarctica
A. K. Cooper, F. J. Davey, J. C. Behrendt
Circum Pacific Council Publications
.... Severe seafloor multiple reverberations were encountered due to highly reflective rocks near the sea floor. Nonstandard processing procedures were...
1987
The Appropriate Use of Seismic Data for Estimating Petroleum Resources; #120013 (2009)
John Rhodes
Search and Discovery.com
... of Seismic Data for Estimating Petroleum Resources Model Tuning Curve (2/6-15/20 Ormsby) 8,000 ft/sec sand Amplitude (mm offset) 25 20 15 10 y...
2009
Quantifying the Benefit from Pressure Gradient Data in Wavefield Reconstruction for Time-Lapse Seismic, #40843 (2011)
Phil Christie, Kurt Eggenberger, Everhard Muyzert, Massimiliano Vassallo, Ali Özbek
Search and Discovery.com
... to a maximum source offset of about 1600 m and high-cut filtered to 60 Hz, which is the Nyquist frequency for water-borne arrivals. Inline pressure gradients...
2011
PP-PS depth-domain AVA inversion
Maud Cavalca, Robin P. Fletcher
International Meeting for Applied Geoscience and Energy (IMAGE)
... of PS reflections. The larger the angles, the larger the shift. The amplitude variation with angle is also significantly impaired by illumination. Figure...
2023