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Subsalt imaging in the Gulf of Mexico

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Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2007
Paper Number: OTC-18829-MS
..., was OTC 18829 Multi-Azimuth and Wide Azimuth Towed Streamer Acquisition for Subsalt Imaging in the Gulf of Mexico and Egypt Scott Michell, Tim Summers, Elena Shoshitaishvili, John Etgen, and Carl Regone, BP Houston USA; Brian Barley, Jim Keggin, Mark Benson, and Walter Rietveld, BP Cairo Egypt; and Ted...
Proceedings Papers

Paper presented at the 2005 SEG Annual Meeting, November 6–11, 2005
Paper Number: SEG-2005-0009
... Summary Numerous deepwater, subsalt depth-imaging projects have shown the value of low frequencies. In this study, that observation was exploited through a series of acquisition experiments that were conducted over four fields in the Gulf of Mexico. The purpose was to see how much added...
Proceedings Papers

Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-3943
... ABSTRACT Here we present a case study of improved subsalt imaging for a wide azimuth (WAZ) survey in the Mississippi Canyon/Atwater Valley area in the Gulf of Mexico. The key technologies to impact the subsalt images are: 1) WAZ acquisition, 2) True Azimuth Multiple Elimination (TAME), 3...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2010
Paper Number: OTC-20414-MS
... of South Carolina, and is a Texas-licensed Geophysicist. Matt started his career on various field acquisition crews. He joined Amoco Production Company in 1985 and worked the Gulf of Mexico Shelf subsalt plays, Worldwide New Ventures, and international operations. He then served as Chief Geophysicist...
Proceedings Papers

Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-4139
... hornby seg houston 2009 anisotropic velocity model deep water gulf of mexico deimos field surface seismic th annual conference international exposition migration upstream oil & gas reservoir characterization Subsalt 3D VSP imaging at Deimos Field in the deep water Gulf of Mexico Tom...
Proceedings Papers

Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-0574
... characterization interpretation resolution grid gulf resistivity salt body salt geometry receiver geometry Three-Dimensional Marine Magnetotelluric Resolution for Subsalt Imaging and Case Study in the Gulf of Mexico Xianghong Wu*, Stewart Sandberg and Tom Roper, WesternGeco Electromagnetics Summary...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2008
Paper Number: OTC-19659-MS
... seismic image mmt subsurface exploration receiver site resistivity reservoir characterization data interpretation line 3 interpretation mexico gulf resolution OTC 19659 Marine Magnetotelluric (MMT) Data Interpretation in the Gulf of Mexico for Subsalt Imaging S. K. Sandberg, T. Roper...
Proceedings Papers

Paper presented at the 1999 SEG Annual Meeting, October 31–November 5, 1999
Paper Number: SEG-1999-1099
... delineation subsalt imaging velocity model walker ridge Subsalt imaging in Walker Ridge, Gulf of Mexico K. T. Jerry Young*, C. D. Notfors, X. G. Meng, P. Montecchi, Veritas DGC Summary 3D seismic data from a 40-block area in Walker Ridge was processed through 3D velocity model building. Targeted 3D...
Proceedings Papers

Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-0195
.... In this paper, we present a new method for optimizing the final migrated image through enhancement of the consistent signal and suppression of noise among VIPs. We demonstrate the effectiveness of this method with a case study from the Gulf of Mexico. The result shows great improvements in the subsalt image...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583609
..., 1179 1183, doi: httpsdoi .org/10.1190/segam2016-13841891.1. Lin, F., B. Asmerom, R. Huang, B. Kuntz, C. Gehman, and M. Tanis, 2018, Improving subsalt reservoir imaging with reflection FWI: An OBN case study at Conger field, Gulf of Mexico: 88th Annual International Meeting, SEG, Expanded Abstracts...
Proceedings Papers

Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2996264
... subsalt tomography using RTM surface offset gathers : 85th Annual International Meeting, SEG , Expanded Abstracts , 5254 – 5258 , 10.1190/segam2015-5848366.1 . Improving subsalt reservoir imaging with reflection FWI: an OBN case study at Conger field, Gulf of Mexico Feng Lin*, Biniam Asmerom...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17674468
... , 10.1190/1.1851244 . Amplitude response and interpretation of subsalt reservoir architecture and quality using PP and PS imaging: a multiple-well 3D VSP modeling case study from the Gulf of Mexico Paleogene Peter Lanzarone*, Elizabeth L heureux, BP; Zhiyong Jiang, and Doug Stauber, formerly BP...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17741845
...-WAZ data improving the subsalt image in eastern Mississippi Canyon, Gulf of Mexico. Dan Chaikin*, Henrik Roende and Jason Kegel, TGS Summary A new long-offset multi-WAZ (M-WAZ) dataset provides insight, enhancement and redefinition of critical geologic features in the Miocene, Mesozoic and presalt...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17750860
... ABSTRACT We apply Marchenko imaging to field data for subsalt structures in the Gulf of Mexico, with emphasis on its e ectiveness in eliminating the artifacts caused by internal multiples. We demonstrate a theoretical and practical frame work of the Marchenko method for producing a target...
Proceedings Papers

Paper presented at the 2016 SEG International Exposition and Annual Meeting, October 16–21, 2016
Paper Number: SEG-2016-13869411
... ABSTRACT Subsalt imaging at the Kepler field, located in deep water Gulf of Mexico, has proven to be challenging, largely because of suboptimal illumination and complicated ray bending caused by complex overburden salt. It is well understood that building an accurate velocity model is one...
Proceedings Papers

Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5824923
... Summary Subsalt imaging at the Thunder Horse Field in the Gulf of Mexico is challenging primarily because the salt canopy, overlying roughly 75% of the structure, greatly distorts subsalt illumination and causes imaging and resolution problems. Since the Thunder Horse discovery, advancements...
Proceedings Papers

Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5919649
... Improvement of Subsalt imaging in Gulf of Mexico Hongyan Li, Kara Shiflett, Jeff Cernoch, Vivian Robertson, and Denes Vigh, Schlumberger and John Hollins, LLOG Exploration Co. Summary An accurate velocity model is the key for subsalt imaging and therefore helps improve drilling success and decrease drilling...
Proceedings Papers

Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-0099
... characterization adeniyi saanumi imaging flow gulf upstream oil & gas gregory smith velocity scan velocity model building flow subsalt prospect resolution tomography migration velocity error nexen petroleum usa summary Improvements in imaging flow for subsalt prospects in Gulf of Mexico Marcelo...
Proceedings Papers

Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-1607
... Summary In the deep-water regions of the Gulf of Mexico, our ability to image subsalt structures has improved significantly with wide-azimuth data, reverse time migration, anisotropic imaging and tomography. However, subsalt velocity updating remains difficult in areas with complex salt...
Proceedings Papers

Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-1003
... evaluation gulf swanston water saturation seg houston 2013 porosity production time-frame tahiti field velocity analysis upstream oil & gas reservoir characterization earth property seismic imaging mexico geometry imaging elastic property reservoir depth migration subsalt...

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