Patents
Sitemap › G01 - Measuring; Testing › G01V - Geophysics; Gravitational measurements; Detecting masses or objects; Tags › G01V 1 - Seismology; Seismic or acoustic prospecting or detecting
Patents for G01V 1 - Seismology; Seismic or acoustic prospecting or detecting (27,288)
07/1998
07/21/1998US5783945 Earthquake forecast method and apparatus with measurement of electrical, temperature and humidity parameters of soil
07/16/1998WO1998025161A3 Spectral decomposition for seismic interpretation
07/14/1998US5781510 Hydrophone housing for a solid marine seismic cable
07/14/1998US5781508 Optimizing the compressional wave energy response of an elastic fluid-filled cylinder
07/14/1998US5781506 Method of frequency filtering compressional wave energy
07/14/1998US5781503 Method for attenuating surface wavetrains in seismic data
07/14/1998US5781502 Method and device for filtering elliptical waves propagating in a medium
07/14/1998US5780784 Cancellation of tool mode signal from combined signal
07/14/1998CA2065457C Method of high-resolution sea bottom prospecting and tuned array of paraboloidal electroacoustic transducers to carry out such method
07/08/1998EP0852018A1 Electrical power distribution and communication system for an underwater cable
07/07/1998US5777954 Hydrophone streamer having water-based fill fluid and method of manufacture thereof
07/07/1998CA2021522C Method for migrating seismic data
07/02/1998WO1998028636A1 Control devices for controlling the position of a marine seismic streamer
07/01/1998EP0851394A1 Bank machine
07/01/1998EP0851243A2 Measuring sea floor reflectivity
07/01/1998EP0850424A1 Difar sensor
07/01/1998EP0850384A1 Method and device for controlling a movable object
06/1998
06/30/1998US5774690 Method for optimization of element placement in a thinned array
06/30/1998US5774423 Acoustic sensor and array thereof
06/30/1998US5774419 High speed point derivative microseismic detector
06/30/1998US5774418 Method for on-line acoustic logging in a borehole
06/30/1998US5774417 Amplitude and phase compensation in dual-sensor ocean bottom cable seismic data processing
06/30/1998US5774416 Method and device for attenuating water column reverberations using co-located hydrophones and geophones in ocean bottom seismic processing
06/30/1998US5774415 Geophone normalization process
06/25/1998WO1998027444A2 Performing geoscience interpretation with simulated data
06/24/1998EP0849610A1 Transmission method for compressed seismic data
06/24/1998EP0849609A1 Apparatus for ultrasonic detection, notably for a windshield cleaning system with automatic control
06/23/1998US5771294 Acoustic image localization apparatus for distributing tone color groups throughout sound field
06/23/1998US5771203 Seismic prospection method with application of a self-deconvoluted prediction error filter
06/23/1998US5771202 Method for acquisition of seismic data at sea
06/23/1998US5771170 Computer program
06/23/1998US5769163 Adjustable flexibility anchor device with retractable arms for well tools
06/18/1998WO1998026311A1 Seismic wave simulation apparatus
06/18/1998CA2274698A1 Seismic wave simulation apparatus
06/17/1998EP0848264A1 Seismic wave simulation apparatus
06/11/1998WO1998025437A2 Method of making an acoustic transducer
06/11/1998WO1998025161A2 Spectral decomposition for seismic interpretation
06/11/1998WO1998025113A1 Characteristic discriminating landmine hand prodder
06/11/1998CA2273225A1 Characteristic discriminating landmine hand prodder
06/10/1998EP0846963A2 Geophone normalization process
06/10/1998EP0846294A1 Method for frequency domain seismic data processing on a massively parallel computer
06/10/1998EP0846276A1 Method of and apparatus for controlling the quality of processed seismic data
06/10/1998EP0813725A4 Earthquake sensor
06/09/1998US5764516 Method and system for surface-consistent phase and time lag correction of seismic data
06/09/1998US5764515 Method for predicting, by means of an inversion technique, the evolution of the production of an underground reservoir
06/09/1998US5764514 Method for modelling kinematic seismic data processed with at least one motion operator
06/09/1998US5764154 Passive non-energized earthquake detector
06/09/1998US5763773 To evaluate quality of a cement seal in an annulus
06/04/1998WO1998024012A1 System and method for tree ordered coding of sparse data sets
06/04/1998CA2243291A1 Sound probe with multiple elements comprising a common earth electrode
06/03/1998EP0845688A2 System and method for measurement, analysis and assessment of ground structures
06/03/1998EP0844963A1 Improvements in or relating to seabed enclosures
06/03/1998CN1183834A Method and apparatus for detection of diastrophism
06/03/1998CN1183565A Sensitive earthquake bell
06/02/1998US5761155 Method for determining the position of an object relative to the background with ultrasound
06/02/1998US5761153 Method of computing the location of air guns and hydrophones
06/02/1998US5761152 Method and system for increasing fold to streamer length ratio
06/02/1998US5761062 Extended offset data processing
06/02/1998US5760696 Method of detecting vibration signals from a stationary object
06/02/1998US5758539 Logging method and system for measuring mechanical parameters of the formations crossed through by a borehole
05/1998
05/28/1998WO1998022835A1 Detection of ground roll cone
05/27/1998EP0698220B1 Method for modelling kinematic seismic data processed with at least one motion operator
05/26/1998US5757729 Marsh case
05/26/1998US5757728 Acoustic transmitter
05/26/1998US5757726 Flextensional acoustic source for offshore seismic exploration
05/26/1998US5757725 Dual zero velocity towed array system
05/26/1998US5757724 Zero velocity towed array system
05/26/1998US5757723 Method of processing data representing energy passing through a medium
05/26/1998US5757722 Method for verifying the location of an array of detectors
05/26/1998US5757720 Processing method for calibrating a hydrophone-geophone sensor pair, and a seismic prospecting method implementing the processing
05/22/1998WO1998021559A2 Seismic semblance/discontinuity method
05/22/1998WO1998015930A3 Device for detecting the intrusion of a body in a predetermined space
05/20/1998EP0842482A1 Method for determining seismic data traveltime fields on a massively parallel computer
05/20/1998CN1182394A Mooring bed assessment apparatus and method
05/19/1998US5754494 Characteristic discriminating landmine hand prodder
05/19/1998US5754493 Analysis of velocity data
05/19/1998US5754492 Method of reverberation removal from seismic data and removal of dual sensor coupling errors
05/19/1998US5753818 Method and apparatus for measuring scour around bridge foundations
05/19/1998US5753812 Transducer for sonic logging-while-drilling
05/19/1998CA2130527C Three dimensional seismic data acquisition using a repeating offset arrangement of source and receiver lines
05/14/1998WO1998020369A1 Seismic activity predictor
05/14/1998WO1998020368A1 Aligning seismic traces
05/14/1998WO1998020367A1 Time-frequency processing and analysis of seismic data using very short-time fourier transforms
05/14/1998CA2242757A1 Time-frequency processing and analysis of seismic data using very short-time fourier transforms
05/13/1998CN2281543Y Earthquake instrument
05/13/1998CN1181508A Method and apparatus for installing electronic equipment below soft earth surface layer
05/13/1998CN1038364C Seismic signal acquisition method and device
05/12/1998US5751899 Method and apparatus of analysis of signals from non-stationary processes possessing temporal structure such as music, speech, and other event sequences
05/07/1998WO1998019182A1 Method of reduction of noise from seismic data traces
05/07/1998WO1998019181A1 Method and system for increasing fold to streamer length ratio
05/07/1998WO1998019180A1 Improved method for migration before summation
05/07/1998CA2240998A1 Improved method for migration before summation
05/06/1998EP0840141A2 Well logging data interpretation
05/06/1998EP0839329A1 Method for the determination of migration velocities in seismic processing
05/06/1998EP0839328A1 Method for locating and identifying site anomalies
05/06/1998EP0627087B1 Hydrophone arrangement
05/06/1998CN2280920Y Domestic earthquake alarm
05/05/1998US5748565 Flexible interlink for hydrophone array
05/05/1998US5747754 Method and apparatus for taking seismic measurements
05/05/1998US5747750 Single well system for mapping sources of acoustic energy
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