We present a case study of enhanced imaging of wideazimuth data from the Gulf of Mexico utilizing recent technologies; and we discuss the resulting improvements in image quality, especially in...
Technical Library
Seismic Data, Processing, Technology, Well Data Reports and Industry and Trade Publication Features, from the Experts at TGS
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Author: TGS
A data driven 3D true azimuth surface related multiple elimination (SRME) technique can be quite effective in removing surface related multiples for both narrow azimuth (NAZ) surveys as well as wide...
Author: Gary Rodriguez
The long history of imaging in this area will be reviewed. Incremental improvements in data quality and interpretability will be shown. Processing efforts started with a grid of 2D lines using PSTM...
Author: TGS
The Benin Ultradeep seismic survey was acquired by TGS in 2009. 2D migrated seismic data shows the boundary between oceanic and stretched continental crust occurs at a transform fault zone. Up to 4...
Author: TGS
Chukchi and East Siberian Seas region represents one of the most remote and poorly studied areas of East Arctic. Wrangel Island is located between East Siberian and Chukchi Seas and composed of...
Author: TGS
Wrangel Arch represents the extensive (more, than 500 km) ~ E-W trending o shore basement high, separating the well-known shelf depressions: North and South Chukchi (Hope) sedimentary basins, lled...
In January 2010 TGS completed the reprocessing of two regional long offset 2D multi-client seismic surveys in the Faroe-Shetland Basin (FSB). This reprocessing forms part of TGS’ ongoing Atlantic...
Author: TGS
A new salt velocity model building methodology is proposed which allows effective testing of different salt interpretation scenarios. In this methodology, we combine the strength of efficiency from...
Author: TGS
We present a case study of an anisotropic prestack depth migration (APSDM) project which used high-resolution, shallow tomography and anisotropic model building for a large depth migration project in...
Author: TGS
This study is based on the series of field works on Bel kov Island (Eastern Laptev Sea region) and Khatanga Bay area (Western Laptev Sea region). It is widely known, that the Laptev Sea region is one...