Technical Library

Seismic Data, Processing, Technology, Well Data Reports and Industry and Trade Publication Features, from the Experts at TGS

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12 November 2008
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It is well understood that accurate salt interpretation is critical to subsalt imaging. When reflections from the saltsediment boundaries are not.
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10 November 2008
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Immediately offshore of the Mississippi Delta the geological setting conspires with numerous production installations to produce a unique set of problems.
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09 November 2008
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Seismic anisotropy refers to seismic waves traveling with different velocity at different propagation angle, usually in consolidated, shale-prone areas.
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09 November 2008
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Despite the development of excellent techniques for predicting multiples such as convolution based or wavefield extrapolation based approaches,.
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09 November 2008
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Salt model building is a key process for successful subsalt imaging. In complex areas, Reverse Time Migration (RTM) provides better images than One-way.
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07 November 2008
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Wavefield extrapolation (WFE) multiple prediction typically operates in common shot domain, and is very effective to predict complex multiples such as.
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06 November 2008
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Reverse-time migration (RTM) provides superior images in areas where there are steep salt flanks or other complex geologic structures. However, the high.
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02 November 2008
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We present a case study of anisotropic model building and the resulting accuracy of event placement and improved image quality. Approximately 660 OCS.
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02 November 2008
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Subsalt wave-equation based migration (WEM) scan is an effective way for subsalt velocity updating, and has become an industry standard practice; however,.
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