System and method for reducing the effects of ghosts from...

Details System and method for reducing the effects of ghosts from... System and method for reducing the effects of ghosts from...

2008-10-31

2011-12-27

Keith, Jack (Department: 3663)

Communications, electrical: acoustic wave systems and devices

Seismic prospecting

Offshore prospecting

C114S040000

Reexamination Certificate

active

08085617

ABSTRACT:
A system mechanically alters the geometry of the surface of the water by breaking the water surface with a mechanical device. The mechanical device may comprise a plurality of propellers, a plurality of aquafoils in the shape of plows, a wire whip, or other mechanical device to reduce the coefficient of reflectivity of the air-water interface.

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patent: 5959938 (1999-09-01), Behrens
patent: 6529445 (2003-03-01), Laws
patent: 6775618 (2004-08-01), Robertsson
patent: 2004/0240318 (2004-12-01), Drake et al.

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