Means for maintaining a fixed relative orientation of two sensor

Method and a device for stabilizing sources of seismic energy

Method and apparatus for adaptive over/under combination of...

Method and apparatus for controlling and optimizing seismic...

Method and apparatus for correcting effects of ship motion in ma

Method and apparatus for determining acoustic properties in the

Method and apparatus for guiding seismic acquisition equipment

Method and apparatus for improved seismic prospecting

Method and apparatus for locating a submerged marine streamer

Method and apparatus for marine seismic surveying including...

Method and apparatus for multiple seismic vibratory surveys

Method and apparatus for reducing the effect of rough sea surfac

Method and apparatus for release of a seismic array, especially

Method and apparatus for seismic data acquisition

Method and apparatus for seismic exploration

Method and apparatus for seismic exploration

Method and apparatus for seismic exploration

Method and apparatus for seismic survey including using vertical

Method and apparatus for selectively reinforcing detected seismi

Method and apparatus for shallow water seismic operations