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Class Information
Number: 367/24
Name: Communications, electrical: acoustic wave systems and devices > Seismic prospecting > Offshore prospecting > Signal processing > Reverberation removal
Description: Subject matter wherein the effects of the internal reflection of acoustic waves within the body of water itself are eliminated from or attenuated in the electric signals.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8689935 Abating low-frequency noise using encapsulated gas bubbles Apr. 8, 2014
8693281 Marine seismic acquisition method and system Apr. 8, 2014
8693282 Deghosting seismic data Apr. 8, 2014
8634271 Variable depth streamer SRME Jan. 21, 2014
8611182 Fast 3-D surface multiple prediction Dec. 17, 2013
8600680 Method for eliminating spectral constraints of acquisition system and earth filtering effects Dec. 3, 2013
8570831 Wavefield extrapolation modeling for internal multiple prediction Oct. 29, 2013
8559267 Methods and apparatus of borehole seismic surveys Oct. 15, 2013
8553491 Seismic exploration process enabling the suppression of ghosts due to reflections at the water surface, and process for processing seismic data in order to suppress these ghosts Oct. 8, 2013
8547787 System and technique to suppress the acquisition of torque noise on a multi-component streamer Oct. 1, 2013
8547786 Estimating and using slowness vector attributes in connection with a multi-component seismic gather Oct. 1, 2013
8526268 Method for deghosting and water layer multiple reflection attenuation in marine seismic data Sep. 3, 2013
8467265 Interpolation and deghosting of seismic data acquired in the presence of a rough sea Jun. 18, 2013
8456949 Method for determining signal quality in dual sensor seismic streamer signals Jun. 4, 2013
8456950 Method for wave decomposition using multi-component motion sensors Jun. 4, 2013
8456951 Method and apparatus for deghosting seismic data Jun. 4, 2013
8451682 Method and apparatus for deghosting seismic data May. 28, 2013
8437218 Correcting geometry-related time and amplitude errors May. 7, 2013
8396668 Marine seismic surveying employing interpolated multicomponent streamer pressure data Mar. 12, 2013
8379481 3D deghosting of multicomponent or over/under streamer recordings using cross-line wavenumber spectra of hydrophone data Feb. 19, 2013
8352190 Method for analyzing multiple geophysical data sets Jan. 8, 2013
8339896 Method for separating seismic sources in marine seismic surveys Dec. 25, 2012
8279706 Method for full-bandwidth source deghosting of marine seismic streamer data Oct. 2, 2012
8274858 Method for full-bandwidth deghosting of marine seismic streamer data Sep. 25, 2012
8243547 Identification and suppression of multiples in ocean bottom seismic data Aug. 14, 2012
8208341 Processing of combined surface and borehole seismic data Jun. 26, 2012
8208342 Method for combining signals of pressure and particle motion sensors in marine seismic streamers Jun. 26, 2012
8174926 Method for wavefield separation for dual-sensor data using kirchhoff-type datuming and migration May. 8, 2012
8162297 Diverse bubble size generation Apr. 24, 2012
8164978 Interbed multiple prediction Apr. 24, 2012
8116166 3D deghosting of multicomponent or over / under streamer recordings using cross-line wavenumber spectra of hydrophone data Feb. 14, 2012
RE43188 Method and system for reducing effects of sea surface ghost contamination in seismic data Feb. 14, 2012
8095320 Method, program product, and system for suppression of residual water bottom energy in surface seismic data Jan. 10, 2012
8089825 Method of summing dual-sensor towed streamer signals using cross-ghosting analysis Jan. 3, 2012
8077544 Dual-wavefield multiple attenuation Dec. 13, 2011
8077543 Mitigation of noise in marine multicomponent seismic data through the relationship between wavefield components at the free surface Dec. 13, 2011
7986586 Method for deghosting marine seismic streamer data with irregular receiver positions Jul. 26, 2011
7957221 Method for optimum combination of pressure and particle motion sensors for a 3-D spread of dual-sensor marine seismic streamers Jun. 7, 2011
7957906 Method for attenuating low frequency noise in a dual-sensor seismic streamer Jun. 7, 2011
7929373 Method of wavefield extrapolation for single-station, dual-sensor towed streamer signals Apr. 19, 2011
7881154 Seismic processing for the elimination of multiple reflections Feb. 1, 2011
7872942 Method for imaging a sea-surface reflector from towed dual-sensor streamer data Jan. 18, 2011
7864628 Flexural wave attenuation Jan. 4, 2011
7835225 Method for attenuating particle motion sensor noise in dual sensor towed marine seismic streamers Nov. 16, 2010
7821869 Methods of enhancing separation of primary reflection signals and noise in seismic data using radon transformations Oct. 26, 2010
7817495 Jointly interpolating and deghosting seismic data Oct. 19, 2010
7800977 Pre-stack combining of over/under seismic data Sep. 21, 2010
7796467 Generalized 3D surface multiple prediction Sep. 14, 2010
7791980 Interpolation and extrapolation method for seismic recordings Sep. 7, 2010
RE41656 Method and system for reducing effects of sea surface ghost contamination in seismic data Sep. 7, 2010

1 2 3 4

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