Patents
Patents for G01V 1 - Seismology; Seismic or acoustic prospecting or detecting (27,288)
03/1995
03/07/1995US5396223 Earthquake detecting apparatus
03/07/1995US5396029 Vehicle-carried vibrator for producing seismic vibrations
03/02/1995WO1995006263A1 Method for seismic exploration in arctic regions
03/01/1995EP0640847A1 A method of seismic exploration
03/01/1995CN2190793Y Household earth quake alarm
02/1995
02/28/1995US5394379 For a marine seismic streamer
02/28/1995US5394325 Robust, efficient three-dimensional finite-difference traveltime calculations
02/23/1995DE4428346A1 Seismic vibrator identification deconvolution
02/22/1995EP0491775B1 Device based on a tuned array of paraboloidal electroacoustic transducers for sea bottom prospection
02/22/1995CN1099142A Thin-layer FM analytical technology
02/21/1995US5392258 Underwater acoustic intensity probe
02/21/1995US5392255 Wavelet transform method for downward continuation in seismic data migration
02/21/1995US5392213 Filter for removal of coherent noise from seismic data
02/16/1995WO1995004945A1 An improved method for reverberation suppression
02/08/1995EP0637819A2 Compact deployable acoustic sensor and method for sensing targets
02/08/1995CN2189316Y High frequency earth-quake wave receiver
02/08/1995CN1098505A Monitoring system for stratigraphic fracture cracked by hydraulic pressure
02/07/1995US5388079 Partial beamforming
02/07/1995US5387907 High data rate wireline telemetry system
02/07/1995US5387869 Apparatus for measuring transient electric earth current to predict the occurrence of an earthquake
02/07/1995US5387767 To be mounted on a pipe member in a borehole
02/01/1995EP0636905A2 An inference device for discriminating a certain oscillation
02/01/1995EP0636252A1 Hydraulic seismic actuator
01/1995
01/31/1995US5386114 Detector for activity direction of magma
01/31/1995CA1334214C Full wave form restoration of optically digitized seismic traces
01/25/1995EP0635732A1 Seismic alarm device for vehicles
01/25/1995EP0615628A4 Seismic energy source.
01/25/1995EP0497815B1 Seismic cable device
01/24/1995US5384753 Self-orienting seismic detector
01/24/1995US5384752 Method for correcting a seismic source pulse waveform
01/24/1995US5384751 To a cable
01/22/1995CA2128457A1 Seismic alarm device for vehicles
01/18/1995CN2187799Y Miniature destroy energy-focus shock source pullet
01/18/1995CN1027471C Method of seismic exploration using elliptically polarized shear waves
01/17/1995US5383114 Method for displaying a volume of seismic data
01/17/1995US5382760 Applying an alternating force of controlled frequency to a drill bit
01/12/1995WO1995001578A1 Dual gimbal geophone
01/12/1995DE4327214C1 Laying device for penetrators having built-in sensors
01/11/1995EP0633547A2 Error detection in seismic data
01/11/1995EP0541609B1 Zebra mussel (dreissena polymorpha) and other aquatic organism control
01/05/1995WO1995000823A1 Continuous monitoring of reinforcements in structures
01/04/1995EP0632293A2 Method for correcting seismic data to a datum
01/04/1995EP0631562A1 Seismic cable retrieval apparatus
01/03/1995US5379268 Multi-dimensional signal processing and display
01/03/1995US5379267 Buoyancy control system
01/03/1995US5379025 Method and apparatus for seismic tornado detection
12/1994
12/27/1994US5377164 Method to operate with a wire-guided, in air or water, movable vehicle and a device for carrying out the method
12/27/1994US5377161 Method of determining travel time in drill string
12/27/1994US5377160 Transmitter and receiver to radially scan the cementing conditions in cased wells
12/27/1994US5377104 Passive seismic imaging for real time management and verification of hydraulic fracturing and of geologic containment of hazardous wastes injected into hydraulic fractures
12/22/1994WO1994029751A1 Analysis of velocity data
12/22/1994WO1994029750A1 Method of determining earth elastic parameters in anisotropic media
12/22/1994DE4320551A1 Optimum detector for multi-channel measurement data
12/22/1994DE4320039A1 Method and device for determining the presence and/or for measuring the properties (characteristics) of solid or liquid materials in a space
12/21/1994EP0629884A2 Seismic data processing
12/21/1994EP0629883A1 Method and apparatus for modifying the recoil of a marine acoustic generator
12/21/1994CN1096588A High precision geophones string arrangement method
12/14/1994CN2185444Y High-frequency triggering hammering switch for seismometer
12/13/1994US5373486 Seismic event classification system
12/13/1994US5372207 Seismic prospecting method and device using a drill bit working in a well
12/13/1994US5372038 Probe to specifically determine the injectivity or productivity of a petroleum well and measuring method implementing said probe
12/08/1994WO1994028439A1 Quality assurance of spatial sampling for dmo
12/07/1994EP0627089A1 Towed array streamer
12/07/1994EP0627088A1 Vibration isolation modules (vim) for towed array streamers
12/07/1994EP0627087A1 Hydrophone arrangement
12/06/1994US5371330 For generating seismic waves in a borehole
11/1994
11/30/1994EP0626594A1 Method for determining petrophysical properties of a subterranean layer
11/30/1994EP0626593A1 Ultrasonic detectionapparatus in particular for an automatically controlled windshield cleaning system
11/30/1994EP0626074A1 Detector.
11/29/1994US5369626 Lightning protection for seismic data acquisition system
11/29/1994US5367971 Towed acoustic array
11/29/1994CA2042649C Ultrasonic measurement apparatus and method
11/23/1994CN1026728C Vibrating seismic source usable notably in wells
11/22/1994US5367499 Vibration isolation module for towed hydrophone streamer
11/22/1994US5367497 Extended frequency range hydrophone
11/22/1994US5367475 Moving vehicle classifier with iterative deconvolver estimator
11/17/1994EP0624256A1 Borehole logging tool
11/15/1994US5365493 Air gun
11/15/1994US5365492 Method for reverberation suppression
11/15/1994US5365491 Marine seismic bottom geophone coupling and anchor
11/15/1994US5365229 Adaptive telemetry system for hostile environment well logging
11/09/1994EP0623223A1 Method and apparatus for acoustic shear wave logging.
11/09/1994EP0623222A1 High frequency retention seismic survey method
11/09/1994EP0623221A1 Method and device for the detection of structural changes in solid bodies.
11/08/1994US5363343 Folded hydrophone array for narrow marine vehicles
11/08/1994US5363094 Stationary system for the active and/or passive monitoring of an underground deposit
11/02/1994EP0621958A1 Seismic source system utilizing a small diameter hose bundle
11/02/1994CN1094472A Apparatus for displaying damping effect or base isolation effect
11/01/1994USH1371 Submerged sensing system using line array segments
11/01/1994US5361379 For classifying a moving vehicle within preselected categories
11/01/1994US5361240 Acoustic sensor
11/01/1994US5360951 Earth reaction seismic source
11/01/1994CA2019343C Evaluating properties of porous formations
10/1994
10/25/1994US5359575 Underwater pulse tracking system
10/25/1994US5357892 For installing in a tow-line
10/25/1994CA1332710C Process and device for metering and servicing in a high sloped well section and use for seismic profiling
10/19/1994EP0619887A1 A method for displaying a volume of data
10/18/1994US5357482 Well inspection method
10/18/1994US5357481 Borehole logging tool
10/18/1994US5357063 Method and apparatus for acoustic energy identification of objects buried in soil