Patents
Patents for G01V 1 - Seismology; Seismic or acoustic prospecting or detecting (27,288)
08/1995
08/02/1995EP0664890A1 Spatially filtering formation and channel echo signals.
08/02/1995EP0570364B1 Seismic device
08/02/1995EP0519031B1 Seismic source system, for use in marine seismic surveying
08/02/1995CN2204331Y Multi-clip clamping device
08/01/1995US5438247 Ultrasonic sensor scanning apparatus and method for detecting objects by use of the scanning apparatus
08/01/1995US5438170 Borehole seismic pulse generator and system
08/01/1995US5438169 Apparatus and method for determining the quality of clamping of a borehole seismic sensor system to the wall of a wellbore
07/1995
07/18/1995US5434828 Stabilizer for geophone
07/12/1995EP0662213A1 System for detecting wood-destroying insect infestations in wood
07/11/1995US5432757 Large-diameter, cylinder-shuttle seismic airgun method, apparatus and towing system
07/11/1995US5432756 Zebra mussel (Dreissena polymorpha) and other aquatic organism control
07/11/1995US5432751 Method and apparatus for finding horizons in 3D seismic data
07/11/1995US5432305 Penetrometer acoustic soil sensor
07/05/1995EP0661557A2 Marine seismic energy source
07/05/1995EP0545986B1 A method to operate with a wire-guided, in air or water, movable vehicle and a device for carrying out the method
07/04/1995US5430689 Method for acquiring marine seismic data having statistically distributed azimuths and offsets
06/1995
06/29/1995DE4344509A1 Measuring acoustic back scattering characteristics of water floor esp. sea-bed
06/28/1995EP0660137A2 Improved transmitter for sonic logging while drilling
06/28/1995EP0660136A2 Downhole processing of sonic waveform information
06/28/1995CN2202316Y Multifunctional automatic earthquake alarm and recorder
06/27/1995US5428581 Method for compensating for the movement of the antenna for a sonar
06/21/1995EP0658252A1 Quality assurance of spatial sampling for dmo
06/20/1995USRE34975 Ultrasonic measurement apparatus
06/20/1995US5426618 Method of high resolution and high SNR data acquisition for probing using pulse-compression
06/15/1995WO1995016211A1 Electro-acoustic transducer having a mechanical impedance transformer
06/14/1995EP0657349A1 Method for identification of different states of water, and sensor arrangement for use in the method
06/14/1995EP0657035A1 Seismic airgun arrangement.
06/14/1995EP0561911B1 Section for linear acoustic antenna and antenna formed of an assembly of such sections
06/14/1995CN1028905C Method of and apparatus for ultrasonic identification of materials and equipment
06/13/1995US5424999 Method of off-shore seismic prospecting
06/10/1995CA2137601A1 Method for identification of different states of water, and sensor arrangement for use in the method
06/08/1995WO1995015506A1 Method for inputting and load balancing seismic data for seismic processing on a multiprocessor computer
06/08/1995DE4416848C1 Determining sea mine detonation location
06/01/1995WO1995014942A1 Measurement of nonlinear formation parameters using sonic borehole tool
06/01/1995WO1995014845A1 Transducer arrangement
05/1995
05/30/1995US5420829 Method and apparatus for modifying the recoil of a marine acoustic generator
05/30/1995US5420380 Seismic switch for strong motion measurement
05/26/1995WO1995014246A1 Methods for determining the position of seismic equipment, and applications of the methods
05/24/1995EP0654768A1 Alarm system and method by analysis of the signal of a sensor
05/24/1995EP0654687A2 A method of processing measurement while drilling data
05/24/1995EP0636252A4 Removable piston bore liner for hydraulically actuated seismic vibrator.
05/23/1995US5418335 Synchronized acoustic source
05/23/1995US5417112 Apparatus for indicating the passage of a pig moving within an underground pipeline
05/18/1995WO1995013549A1 Surface seismic profile system and method using vertical sensor arrays
05/18/1995WO1995013548A1 Resonant energy analysis method and apparatus for seismic data
05/17/1995CN2197679Y 地震报警器 Earthquake Alarm
05/16/1995US5416750 Bayesian sequential indicator simulation of lithology from seismic data
05/16/1995US5416282 Near-surface seismic investigation source apparatus
05/16/1995US5416281 Deadweight dropping type wave source
05/16/1995CA2037277C Method and apparatus for processing echo sounding data collected from boreholes in the earth
05/10/1995EP0652447A2 Method and apparatus for finding horizons in 3D seismic data
05/10/1995EP0651910A1 Method and apparatus for making electrical connection with a movable member
05/10/1995EP0609206A4 Borehole digital geophone tool.
05/09/1995US5414677 Ground movement sensor
05/09/1995US5414674 Resonant energy analysis method and apparatus for seismic data
05/09/1995US5414673 Sonic measurement while drilling
05/09/1995US5413174 Signal transmission through deflected well tubing
05/09/1995US5412989 Acoustic tracing of buried conduits
05/04/1995WO1995012135A1 Swimming pool alarm
05/02/1995US5412623 Multivibrator waveform monitoring system
05/02/1995US5412621 Encapsulated hydrophone element for towed hydrophone array
04/1995
04/25/1995US5410517 Method for cascading sweeps for a seismic vibrator
04/25/1995US5410227 Vehicle window opening and closing method and apparatus for detecting an obstacle utilizing sound wave
04/25/1995US5408862 Earthquake early warning system
04/23/1995CA2133037A1 Comprehensive method of processing measurement while drilling data from one or more sensors
04/20/1995WO1995010787A1 Method of processing data representing energy passing through a medium
04/19/1995CN1101718A High resolution earth-quake detector
04/18/1995US5408457 Device for detecting seismic motion
04/18/1995US5408441 Method for seismic exploration in artic regions
04/18/1995US5408440 Hydrophone circuit with electrical characteristics of a geophone
04/18/1995CA1335283C Method and apparatus for producing pressure variations in a drilling fluid
04/12/1995CN1101429A An inference device for discriminating a certain oscillation
04/12/1995CN1101428A Process and device for detecting seismic signals in order to obtain vertical seismic profiles during bore drilling operations
04/12/1995CN1101427A Shaped-sweep technology
04/11/1995US5406530 Pseudo-random binary sequence measurement method
04/05/1995EP0646809A1 Method and device for acquisition of seismic signals
04/05/1995CN1028129C Method and apparatus for finding horizons in 3d seismic data
04/04/1995US5404340 Marine seismic streamer with a device for damping oscillations
04/04/1995US5404339 Retriever for a seismic streamer cable
04/04/1995US5404296 Massively parallel computer arrangement for analyzing seismic data pursuant to pre-stack depth migration methodology
03/1995
03/30/1995WO1995008782A1 Method for deriving water bottom reflectivity in dual sensor seismic surveys
03/30/1995WO1995008781A1 Method for analising seismic traces using a statistical calibration technique for deduction of geological characteristics
03/28/1995US5402520 Neural network method and apparatus for retrieving signals embedded in noise and analyzing the retrieved signals
03/28/1995US5402392 Determining orientation of vertical fractures with well logging tools
03/28/1995US5402391 Arrangement of source and receiver lines for three-dimensional seismic data acquisition
03/28/1995US5401919 Removable piston bore liner for hydraulically actuated seismic vibrator
03/24/1995EP0651910A4 Method and apparatus for making electrical connection with a movable member.
03/22/1995CN2192894Y Earthquake siren
03/22/1995CN1100492A Synchionized acoustic source
03/21/1995US5400299 Seismic vibrator signature deconvolution
03/21/1995US5400298 Towed hydrophone streamer with distributed electronics housings
03/21/1995US5399816 Seismic source
03/14/1995US5398217 Method of high-resolution sea bottom prospecting and tuned array of paraboloidal, electroacoustic transducers to carry out such method
03/14/1995US5398215 Identification of stress induced anisotropy in formations
03/09/1995WO1995006886A1 Evaluation of seismic sequence lithology
03/09/1995DE4330148A1 Method for three-dimensional ultrasonic transillumination
03/09/1995CA2170987A1 Evaluation of seismic sequence lithology
03/08/1995EP0642033A2 Underwater pulse tracking system
03/08/1995EP0464212B1 Earthquake detecting apparatus
03/07/1995US5396472 Method for deriving water bottom reflectivity in dual sensor seismic surveys