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Pgs Geophysical As
Pgs Geophysical As_20131212
  

Pgs Geophysical As patents

Recent patent applications related to Pgs Geophysical As. Pgs Geophysical As is listed as an Agent/Assignee. Note: Pgs Geophysical As may have other listings under different names/spellings. We're not affiliated with Pgs Geophysical As, we're just tracking patents.

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Date Pgs Geophysical As patents (updated weekly) - BOOKMARK this page
11/16/17Clamp and bending strain relief apparatus and methods
10/19/17System and marine survey payload delivery
10/19/17Marine seismic vibrator for low frequency and methods of use
10/19/17Estimating an earth response
10/19/17Noise attenuation
10/19/17Control system for a marine vibrator
10/19/17Electromagnetic streamer safety
10/05/17Geophysical cable preparation for antifouling paint
09/28/17Deblended and deghosted seismic data
09/21/17Methods and systems to evaluate noise content in seismic data
08/17/17Methods and systems to determine properties of a subterranean formation
08/17/17Streamer equipment tension control
08/17/17Streamer cleaning apparatus and associated systems and methods
08/10/17Joint estimation of electromagnetic earth responses and ambient noise
08/03/17Resonating gas seismic source
07/13/17System and marine geophysical surveys with distributed seismic sources
06/29/17Modular projector for marine seismic source
06/29/17Method and system of a controllable tail buoy
06/22/17Individual actuation within a source subarray
06/22/17Combined seismic and electromagnetic survey configurations
06/22/17Marine streamer handling
06/22/17Tunable resonance in a resonating gas seismic source
06/15/17Compliance chambers for marine vibrators
06/15/17Low frequency marine acoustic vibrator
06/15/17Velocity model update with an inversion gradient
06/15/17Geophysical survey systems and related methods
06/08/17Systems and methods for wireless communication in a geophysical survey streamer
06/01/17Low-frequency magnetic reluctance marine seismic source
06/01/17Flexible printed circuits in marine geophysical streamers
05/25/17System and a buoyant tail section of a geophysical streamer
04/27/17Marine surveys conducted with multiple source arrays
04/27/17Marine surveys conducted with multiple source arrays
04/27/17Marine surveys conducted with multiple source arrays
04/27/17Bipole source modeling
04/20/17Denoising seismic data
04/20/17Marine data acquisition node
04/20/17Geophysical inversion using sparse modeling
04/20/17Geophysical inversion using sparse modeling
04/13/17Wing for wide tow of geophysical survey sources
04/06/17Noise template adaptation
03/23/17Estimation of direct arrival signals based on predicted direct arrival signals and measurements
03/02/17Identification of degrading electrodes in a marine electromagnetic survey system
03/02/17Apparatus with thermal stress relief mechanism for heat generating coil and associated methods
03/02/17Analogous processing of modeled and measured marine survey data
03/02/17Wavefield interpolation and regularization in imaging of multiple reflection energy
03/02/17Method and system of suppressing data corresponding to noise using a model of noise propagation along a sensor streamer
03/02/17Method and system of inducing vibrations onto a sensor streamer
03/02/17Direct resistivity determination
03/02/17Biofouling target removal
02/23/17Marine geophysical equipment cleaner
02/16/17Automated lateral control of seismic streamers
02/09/17Piezoelectric bender with additional constructive resonance
02/09/17Tube reattachment
02/09/17Vented optical tube
02/09/17Staggered optical fiber splices
01/26/17Prediction and subtraction of multiple diffractions
01/19/17Displacement sensor device and system
01/19/17Ultrasonic cleaning of marine geophysical equipment
01/12/17Methods and systems for streamer anti-twist
01/05/17Piezoelectric accelerometer
12/29/16Motion compensation for relative motion between an object connected to a vessel and an object in the water
12/29/16Stress member connector
12/29/16Separation of up-going and down-going wavefields including the direct arrival
12/22/16Disposable antifouling covers for geophysical survey equipment
12/01/16Using seabed sensors and sea-surface reflections for structural imaging of a subsurface location in a geological formation
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12/01/16Highly-sparse seabed acquisition designs adapted for imaging geological structure and/or monitoring reservoir production
11/17/16Method for calibrating the far-field acoustic output of a marine vibrator
11/10/16Control system for marine vibrators to reduce friction effects
11/10/16Control system for marine vibrators operating near impulsive seismic signal sources
11/10/16Control system for marine vibrators
11/10/16Branching device for fiber optic circuits
11/03/16Method and system for determining source signatures after source ghost removal
10/27/16Magnetometer as an orientation sensor
10/27/16Methods and systems to source deghost and source designature marine seismic data
10/27/16Seismic guided inversion of electromagnetic survey data
10/20/16Compliance chambers for marine vibrators
10/20/16Systems and methods for sensor streamer tangle detection
10/20/16Paravane system
10/20/16System and in-sea electrode conditioning
09/08/16Piston integrated variable mass load
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09/08/16Air-spring compensation in a piston-type marine vibrator
09/08/16Use of external driver to energize a seismic source
08/25/16Amplitude-versus-angle analysis for quantitative interpretation
08/18/16Crosstalk attenuation for seismic imaging
08/18/16Removal of an estimated acquisition effect from a marine survey measurement
08/18/16Method for acquiring geophysical data by dynamically manipulating survey spread
08/18/16Joint inversion of subsurface resistivity and noise parameters
08/18/16Inversion domain merge based on cell statistics
07/14/16Compliance chamber with linear motor for marine acoustic vibrators
07/14/16Force feedback electrodes in mems accelerometer
07/14/16Survey coverage parameters
06/23/16Correcting time shifts
06/23/16Methods and systems to determine ghost operators from marine seismic data
06/23/16Variable depth multicomponent sensor streamer
06/16/16Method and system of retriever systems for marine geophysical survey cables
06/16/16Wavefield separation based on a matching operator between sensor responses in multi-component streamers
06/16/16Visco-acoustic reverse-time migration using pseudo-analytical method
06/09/16Low-frequency magnetic reluctance marine seismic source
04/21/16Method and system of calculating hypocenters of microseismic events
04/21/16Methods and systems that attenuate noise in seismic data
04/21/16Sensor receiver nulls and null steering
04/21/16Methods and systems to separate seismic data associated with impulsive and non-impulsive sources
04/21/16Compliance chambers for marine vibrators
04/21/16Method of acquiring ghost-free signatures for broadband source calibration
04/21/16Electrically isolated streamer section
04/14/16Sensor towing by marine vessels
04/14/16Methods and electromagnetic surveying using dynamically-selected source waveforms
04/07/16Pressure-balanced seismic sensor package
04/07/16Apparatuses, systems, and methods for accelerometers
04/07/16Floodable optical apparatus, methods and systems
Social Network Patent Pack
04/07/16Clamp and bending strain relief apparatus and methods
03/03/16Method and system of a valve
03/03/16Methods and systems that determine a velocity wavefield from a measured pressure wavefield
03/03/16Impact assessment of marine seismic surveys
03/03/16Methods and systems to remove particle-motion-sensor noise from vertical-velocity data
03/03/16Methods and systems for towing acoustic source sub-arrays
02/25/16Methods and determining seismic streamer array geometry and seismic sensor response
02/18/16Methods and systems to operate marine sources to avoid air in water effects
02/18/16Compliance chambers for marine vibrators
02/18/16Determination of an impulse response at a subsurface image level
Patent Packs
02/18/16Methods and systems of wavefield separation applied to near-continuously recorded wavefields
02/18/16Methods and systems that combine wavefields associated with generalized source activation times and near-continuously recorded seismic data
02/18/16Method for acquiring and processing marine seismic data to extract and constructively use the up-going and down-going wave-fields emitted by the source
02/11/16Method and system for adjusting vessel turn time with tension feedback
02/04/16Towing methods and systems for geophysical surveys
01/07/16Interference attenuation of a residual portion of seismic data
12/24/15Heading sensor for deflector angle of attack estimation
12/24/15Pressure activated linear locking mechanisms and related methods
12/24/15Estimation of water properties from seismic data
12/24/15Electrode adapter for geophysical surveys
12/24/15Marine streamer connector used as an electrode
12/17/15Flexible printed circuits in marine geophysical streamers
12/17/15Combined interpolation and primary estimation
12/17/15Seismic imaging using higher-order reflections
12/17/15System and a buoyant tail section of a geophysical streamer
11/19/15Method and system of a controllable tail buoy
10/22/15Methods and systems to separate wavefields using pressure wavefield data
10/22/15Ultra-long electromagnetic source
10/15/15Fully differential capacitive architecture for mems accelerometer
10/15/15Seismic data acquisition
10/15/15Seismic data processing
10/15/15Estimation of a far field signature in a second direction from a far field signature in a first direction
10/15/15Method and sysem for separating seismic sources in marine simultaneous shooting acquisition
09/24/15Hydrodynamic depressor for marine sensor streamer arrays
08/27/15Adjustable sensor streamer stretch section for noise control for geophysical sensor streamers
08/27/15Methods and systems for quantifying coherency and constraining coherency-based separation in simultaneous shooting acquisition
08/20/15Correction of sea surface state
08/20/15Estimation of direct arrival signals based on predicted direct arrival signals and measurements
08/20/15Subsea cable having floodable optical fiber conduit
08/13/15Geophysical cable preparation for antifouling paint
Patent Packs
08/06/15Hydrophone
07/02/15Bow-shaped spring for marine vibrator
07/02/15Methods and systems for constraining multiples attenuation in seismic data
07/02/15Methods and systems for attenuating residual acoustic energy in seismic data
07/02/15Methods and systems for optimizing generation of seismic images
06/25/15Low-frequency lorentz marine seismic source
06/04/15Method and system for streamer depth control
05/28/15Method and system for efficient extrapolation of a combined source-and-receiver wavefield
05/21/15Methods for controlling towed marine sensor array geometry
05/14/15Pressure activated linear locking mechanisms and related methods
04/30/15Reconfigurable seismic sensor cable
04/30/15Marine streamer inertial navigating drag body
04/30/15System and underwater distance measurement
04/30/15Method and system for streamer redundancy
03/26/15Low frequency marine acoustic vibrator
03/26/15Piston-type marine vibrators comprising a compliance chamber
03/26/15Piston integrated variable mass load
03/26/15Air-spring compensation in a piston-type marine vibrator
03/26/15Methods for gathering marine geophysical data
03/19/15Construction and application of angle gathers from three-dimensional imaging of multiples wavefields
Social Network Patent Pack
03/12/15Source umbilical cable without functioning power cables
03/05/15Piezoelectric bender with additional constructive resonance
03/05/15Piezoelectric accelerometer
03/05/15Distributed multi-sensor streamer
03/05/15Methods and systems for attenuating noise in seismic data
02/05/15Acquisition towed electromagnetic sensor cable and source
02/05/15Method and system of retriever systems for marine geophysical survey cables
01/29/15Method and system of depth triggers for marine geophysical survey cable retriever systems
01/15/15In situ accelerometer calibration
01/15/15Methods and systems for streamer anti-twist
01/01/15Variable depth multicomponent sensor streamer
01/01/15Survey techniques using streamers at different depths
01/01/15Inversion techniques using streamers at different depths
12/04/14Fast modeling using interpolated starting points
11/20/14Marine geophysical equipment cleaner
11/20/14Time-efficient tests to detect air gun faults
11/20/14Gas spring compensation marine acoustic vibrator
11/13/14Disposable antifouling covers for geophysical survey equipment
11/13/14Variable mass load marine vibrator
09/18/14Fully differential capacitive architecture for mems accelerometer
Social Network Patent Pack
09/18/14Force feedback electrodes in mems accelerometer
09/18/14Fluid distribution device
09/18/14Systems and methods for measuring water properties in electromagnetic marine surveys
09/18/14Interfacing marine survey devices using acoustic transducers
09/18/14Systems and methods for randomizing firing times of simultaneous sources in marine surveys
09/18/14Reduced-drag towing of geophysical equipment
09/18/14Wing for wide tow of geophysical survey sources
09/18/14Automated lateral control of seismic streamers
09/18/14Streamers without tailbuoys
09/18/14Methods and systems for interpolation of multi-component seismic data collected in a marine environment
09/18/14Systems and methods for removing acquisition related effects from seismic data
09/18/14Systems and methods for frequency-domain filtering and space-time domain discrimination of seismic data
09/11/14Silicon controlled rectifier control of deep towed electromagnetic source
09/11/14Switchable front-end measurement unit for towed marine electromagnetic streamer cables
09/11/14Streamer design for geophysical prospecting
09/11/14System and seismic surveying using distributed sources
08/28/14Methods and adaptive source electromagnetic surveying
08/21/14Sensor with vacuum-sealed cavity
08/21/14Method and system for adjusting vessel turn time with tension feedback
08/07/14Systems and methods for detecting swell noise in a seismic gather
07/24/14Uncertainty-based frequency-selected inversion of electromagnetic geophysical data
07/03/14Rigid-stem survey method and system
07/03/14Rigid-stem lead-in method and system
07/03/14Rigid-stem active method and system
06/19/14Methods and systems for using a combined electromagnetic source electrode and deflector
06/12/14Method and system of performing geophysical surveys with autonomous underwater vehicles
06/05/14Open collar for multi-cable towing system
06/05/14Method and system of geophysical surveys in marine environments
06/05/14Systems and methods for removal of swell noise in marine electromagnetic surveys
05/22/14Steerable towed signal source
Social Network Patent Pack
05/22/14Methods and systems for extrapolating wavefields
05/08/14Method and system for processing data acquired in an electromagnetic survey
05/01/14Methods and systems for monitoring a petroleum reservoir
04/24/14Direct velocity seismic sensing
02/13/14Accelerometer having multiple feedback systems operating on a given proof mass
02/13/14System and a reservoir monitoring system
01/16/14Method and system of controlling towing speed of a sensor streamer
01/16/14Methods and systems for reconstruction of low frequency particle velocity wavefields and deghosting of seismic streamer data
01/09/14Depth steerable seismic source array
12/12/13Surface-related multiple elimination for depth-varying streamer
12/05/13Methods and systems for imaging subterranean formations with primary and multiple reflections
12/05/13Methods and systems for computing notional source signatures from near-field measurements and modeled notional signatures
11/21/13Method and system of retriever systems for marine geophysical survey sensor streamers
10/31/13Methods and systems for noise-based streamer depth profile control
10/17/13Towing methods and systems for geophysical surveys
09/19/13Electromagnetic receiver assembly for marine electromagnetic surveying
09/05/13Stationary source for marine electromagnetic surveying
08/29/13Method and system of a marine fairing
08/29/13Methods and systems for deghosting marine seismic wavefields using cost-functional minimization
08/15/13Methods and systems for correction of streamer-depth bias in marine seismic surveys
07/25/13System and in-sea electrode conditioning
07/04/13Method and system for efficient wavelength extrapolation
06/27/13Electromagnetic geophysical survey systems and methods employing electric potential mapping
06/27/13Electromagnetic geophysical survey systems and methods employing electric potential mapping
06/13/13Noise reduction a geophysical survey cable
06/13/13Method and system of determining parameters associated with a hydrocarbon bearing formation beneath a sea bed
05/23/13Electromagnetic sensor cable and electrical configuration therefor
05/16/13Electrode assembly for marine electromagnetic geophysical survey sources
05/16/13Method and system for separating seismic sources in marine simultaneous shooting acquisition







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