A37 MITIGATING NOISE IN SEISMIC SURVEYS WITH AN "ACOUSTIC BLANKET" Summary 1 For several years we have been conducting research on the use of bubble curtains (and more generally physical masking devices) to suppress marine noises. The research initially focussed on suppressing multiples in marine seismic acquisition by placing a bubble curtain at the bounce point of the multiple on the air-water interface. ExxonMobil conducted successful small-scale field tests of the method at its seismic test facility in Houston. ExxonMobil and Petroleum Geo-Services (PGS) conducted an offshore field test in early 2002 to establish the fundamentals of the bubble curtain


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