Marine Four-Component Acquisition Boosts Role Of Shear-Wave Data In Seismic Work

Karl A. Berteussen, R. James BrownPGS ReservoirOslo and Houston Marine four-component (4C) acquisition has been gaining significant worldwide interest, especially in the North Sea where several 4C surveys have been acquired over the last 2 years. Still in its early days, 4C-or, more generally, multicomponent-marine seismic has already been identified as an important tool for both exploitation and exploration. PGS Reservoir is one of the pioneers in marine 4C acquisition. In a large number of test surveys and several commercial surveys, its Dragged Array technique has reduced acquisition costs significantly without compromising quality of the data. Marine S-wave surve...

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