Patentsok

DIPOLE-TYPE SOURCE FOR GENERATING LOW FREQUENCY PRESSURE WAVE FIELDS

CROSS-LINE SOURCE SEPARATION BASED ON CROSS-LINE STREAMER SEPARATION

Fremgangsmåte og system for geofysiske undersøkelser i marine omgivelser

METHODS AND SYSTEMS FOR QUANTIFYING COHERENCY AND CONSTRAINING COHERENCY-BASED SEPARATION IN SIMULTANEOUS SHOOTING ACQUISITION

Wavefield separation based on a matching operator between sensor responses in multi-component marine seismic streamers

MARINE GEOPHYSICAL SURVEYING USING A SINGLE STREAMER LAYOUT TO REPLICATE MULTIPLE BASELINE SURVEYS

Seismic Imaging Using Higher-Order Reflections

Dempning av støy ved skuddgjentakelse ved marin seismisk kartlegging av undergrunnen

Highly sparse seabed acquisition design for imaging geological structure and monitoring reservoir production

Method for acquiring geophysical data by dynamically manipulating survey spread

METHODS AND SYSTEMS THAT ATTENUATE NOISE IN SEISMIC DATA

METHOD OF ACQUIRING GHOST-FREE SIGNATURES FOR BROADBAND SOURCE CALIBRATION BY MAXIMIZING A COST FUNCTION

SURVEYING TECHNIQUES USING MULTIPLE DIFFERENT TYPES OF SOURCES

Impact assessment of marine seismic surveys

Interference attenuation of a residual portion of seismic data

Methods and systems that combine wavefields associated with generalized source activation times and near-continuously recorded seismic data

NEAR-CONTINUOUS TIME-BASED MARINE SEISMIC DATA ACQUISITION AND PROCESSING

Estimation of Direct Arrival Signals Based on Predicted Direct Arrival Signals and Measurements

RESONATING GAS SEISMIC SOURCE

SWEEP SIGNAL FOR COMBINATION OF A MARINE NON-IMPULSIVE SOURCE OUTPUT WITH A MARINE IMPULSIVE SOURCE OUTPUT

Tidseffektive tester for å detektere feil ved seismiske luftkanoner

GEOMETRICAL DISTRIBUTION FOR NON-IMPULSIVE SOURCES

AQS

SLUSH-FABRIKKEN

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