Patents
Patents for G01V 1 - Seismology; Seismic or acoustic prospecting or detecting (27,288)
09/1992
09/22/1992US5150332 Method of assigning a seismic trace
09/22/1992US5150331 Method for enhancing seismic data
09/21/1992CA2063509A1 Probe to specifically determine the injectivity of a petroleum well and measuring method implementing said probe
09/16/1992CN1018267B Method and equipment for recognizing unwanted material in textile fibres
09/15/1992US5148494 Process for automatic plotting and assistance interpretation of seismic cross-sections in particular using image analysis techniques
09/15/1992US5148407 Method for vertical seismic profiling
09/15/1992US5148406 Method for simultaneous collection of seismic data from shallow and deep targets
09/15/1992US5148110 Method and apparatus for passively detecting the depth and location of a spatial or temporal anomaly by monitoring a time varying signal emanating from the earths surface
09/15/1992US5148001 System and method of short circuiting arc welding
09/08/1992US5146208 Method and apparatus for detecting intrusion into a body of water
09/08/1992US5146050 Method and apparatus for acoustic formation dip logging
09/02/1992EP0501857A1 Method and apparatus for seismic transmission at very low error rate
09/01/1992US5144598 Intergrating, indicating, and controlling seismometer
09/01/1992US5144597 Low-frequency hydrophone and sonar array including such hydrophones
09/01/1992US5144596 Marine acoustic source
09/01/1992US5144591 Method for determining geometry of subsurface features while drilling
09/01/1992US5144590 Bed continuity detection and analysis using crosswell seismic data
09/01/1992US5144589 Method for predicting formation pore-pressure while drilling
09/01/1992US5144588 Apparatus and method for use in marine seismic surveying
08/1992
08/26/1992EP0500368A1 Survival detection system
08/26/1992EP0500142A2 Signal processing to enable utilisation of a rig reference sensor with a drill bit seismic source
08/26/1992EP0499635A1 Method for acoustically transmitting well drilling data
08/26/1992CA2061754A1 Survival seismic detection system having improved tunable filter
08/25/1992US5142509 Seismic device
08/25/1992US5142507 Hydroacoustic ranging system
08/25/1992US5142501 Method of geophysical exploration by analyzing shear-wave polarization directions
08/25/1992US5142500 Non-destructive method of measuring physical characteristics of sediments
08/25/1992US5142499 Method and apparatus for shallow water seismic operations
08/25/1992US5142498 Controlled phase marine source array
08/25/1992US5142471 Method for determining the pressure or stress of a geological formation from acoustic measurement
08/25/1992US5141796 Towed array streamer
08/20/1992CA2060829A1 Method and apparatus for tube-wave suppression
08/19/1992CN1063762A Three-dimensional geophone
08/19/1992CN1017915B Method of using acoustic wave to evaluate cement-bond well quality in all its aspests
08/12/1992EP0497815A1 Seismic cable device.
08/12/1992CN2112864U Eletronic door bell with earthquake warning device
08/12/1992CN2112837U Vibration sensor with memory function
08/12/1992CN2112836U Multi-function domestic earthquake alarm device
08/11/1992US5138585 Method for fluid identification and evaluation within wellbores using ultrasonic scanning
08/11/1992US5138584 Migration of seismic turning waves
08/11/1992US5138583 Noise attenuation method
08/11/1992US5138582 Method and a device for stabilizing sources of seismic energy
08/11/1992US5137109 Method and apparatus for creating seismic waves in a borehole
08/06/1992WO1992013285A1 Method for predicting formation pore-pressure while drilling
08/05/1992CN2112162U Household earthquake alarm
08/04/1992US5136554 Method of geophysical exploration
08/04/1992US5136553 Method of geophysical exploration
08/04/1992US5136552 Metod of geophysical exploration
08/04/1992US5136551 System for evaluation of velocities of acoustical energy of sedimentary rocks
08/04/1992US5136550 Method for estimating the residual source of receiver coordinates from CMP gathers
08/04/1992US5136549 Marine hydrophone
08/04/1992US5135072 Vibrating seismic source usable notably in wells
08/04/1992US5134884 Single pulse imaging device
07/1992
07/30/1992DE4101169A1 Measuring process graphically displaying digitally registered seismological data in compressed form - separating data streams delivered from sensors to central computer into blocks scanned to produce characteristic values
07/28/1992US5134594 Geophone spring
07/28/1992US5134593 Geophone spring
07/28/1992US5134591 Survival seismic detection system having improved tunable filter
07/28/1992US5134590 Method and apparatus for correcting the response of seismic sensors to an emission signal that does not have the same shape as a reference signal
07/28/1992CA1305781C Sophisticated device generating acoustical waves on impact of a mass falling on a target element connected to the walls of a borehole
07/23/1992WO1992012444A1 Method for determining geometry of subsurface features while drilling
07/23/1992WO1992012443A1 Apparatus and method for use in marine seismic surveying
07/23/1992WO1992012442A1 Method and device for simplifying the localization of an underground zone in seismic exploration
07/22/1992EP0495275A1 Apparatus for detecting transient seismic signals along orthogonal axes
07/22/1992CN1062979A Seismic location alarming instrument
07/22/1992CN1062950A Fracture detection logging tool
07/21/1992US5132938 Adjusting seismic data to tie to other data
07/21/1992US5131489 Apparatus and method for the acquisition of seismic data
07/21/1992US5131488 Seismic sources
07/15/1992EP0494480A1 Dipole and Quadrupole borehole seizmic transducer
07/15/1992CN2110234U Earthquake predicter
07/14/1992US5130954 Leader cable anchor for a geophone
07/14/1992US5130951 Method for reducing noise effects in acoustic signals transmitted along a pipe structure
07/14/1992US5130950 Ultrasonic measurement apparatus
07/14/1992US5130949 Geopressure analysis system
07/14/1992CA1305248C Piezoelectric sensor with at least one pair of long, flexible, sensitiveelements
07/09/1992WO1992011546A1 Transmission-reception device of acoustic signals for marine environment exploration
07/08/1992CN2109578U Earthquake alarm and lighting device
07/07/1992US5128908 Pressure feedback servovalve for a seismic vibrator
07/07/1992US5128907 Marine acoustic source
07/07/1992US5128906 Deep penetrating shear-wave seismic vibratory source for use in marine environments
07/07/1992US5128905 Acoustic field transducers
07/07/1992US5128904 Method for estimating the location of a sensor relative to a seismic energy source
07/07/1992US5128900 Multi-component seismic vibratory source for use in marine environments
07/07/1992US5128899 Method for sharpening prestack depth migration images by removing residual moveout from common image point gathers before stacking
07/07/1992US5128898 Method and apparatus for detecting orientation of downhole geophones
07/07/1992US5127267 Acoustic method for locating concealed pipe
07/05/1992WO1992012441A1 Sensor for detecting vibration in two orthogonal directions
07/05/1992CA2081362A1 Two orthogonal directions vibration sensor
07/04/1992CA2033593A1 Monopole, dipole, and quadrupole borehole seismic transducers
07/01/1992EP0493096A2 Fracture detection logging tool and method for locating subsurface fractures
07/01/1992EP0491775A1 Method of high-resolution sea bottom prospecting and tuned array of paraboloidal, electroacoustic transducers to carry out such method.
07/01/1992EP0491736A1 Method and apparatus for seismic exploration
07/01/1992CN1062420A Engineering geological test instrument by seismic method
07/01/1992CN1062419A Earthquake control approach
06/1992
06/30/1992US5126980 Self-orienting vertically sensitive accelerometer
06/30/1992US5125514 Recognizing unwanted material in textile fibers
06/27/1992CA2058188A1 Fracture detection logging tool
06/25/1992WO1992010767A1 Section for linear acoustic antenna and antenna formed of an assembly of such sections
06/24/1992CN1017195B Method and device for monitoring operation of movable components
06/23/1992US5124956 Geophone with depth sensitive spikes