Patents
Patents for G01V 1 - Seismology; Seismic or acoustic prospecting or detecting (27,288)
01/1993
01/07/1993WO1993000596A1 Distributed seismic energy source
01/07/1993WO1992017798A3 Displaying n dimensional data in an n-1 dimensional format
01/06/1993CN1067704A Hydrogen-oxygen acoustic logging device
01/05/1993US5177709 Method for determining velocity and confidence level of acoustic waves in penetrable ground
01/05/1993US5177471 Landslide detecting apparatus having improved optical unit
12/1992
12/29/1992US5175712 Underwater sound source with timed actuator
12/23/1992EP0519810A1 Method of geophysical prospection
12/23/1992EP0519031A1 Apparatus and method for use in marine seismic surveying.
12/23/1992CN2125834U High sensitivity earthquake warner
12/22/1992US5173880 Method of generating seismic wavelets using seismic range equation
12/22/1992US5173879 Surface-consistent minimum-phase deconvolution
12/22/1992CA1311833C Geophone having a piezoelectric polymer sensing element
12/22/1992CA1311831C Seismic prospection method for improved understanding of underground geological unconformities
12/22/1992CA1311830C Method for extending the lateral subsurface coverage in vsp surveys
12/16/1992EP0518508A1 System and method for locating material fatigue using multiple acoustic emission sensors
12/16/1992EP0518427A1 Hydrogen-oxygen acoustic logging device and method
12/16/1992EP0518308A1 Method of geophysical exploration by analyzing shear-wave polarization directions
12/16/1992EP0517978A1 Method and apparatus for cross-well seismic surveying
12/16/1992CN2125150U Domestic electronic earthquake alarm
12/15/1992US5172345 Geophone system
12/15/1992US5171943 Tubewave damper probe for seismic applications
12/15/1992CA1311466C System for reducing drill string multiples in field signals
12/10/1992WO1992021935A1 Acoustic web edge sensor
12/09/1992EP0516662A1 Electrooptical sensor system for marine seismic data acquisition.
12/09/1992CN1019444B Singnal sensor insensible to static pressure change
12/09/1992CN1019407B Method of determing depth of hydraulic fracture zone in earth
12/08/1992US5170378 Hydraulic impedance test method
12/08/1992US5170377 3-D mapping of salt domes
12/08/1992US5170018 Method and apparatus for tube-wave suppression
12/08/1992CA1311294C High sensibility tubular piezoelectrical sensor
12/01/1992USH1123 Off-route non-contact system for detecting vehicles
12/01/1992US5168477 Method of and an apparatus for the ultrasonic identification of materials and equipments
12/01/1992US5168474 Acoustic marine aquatic life detector with resonance chamber
12/01/1992US5168473 Integrated passive acoustic and active marine aquatic apparatus and method
12/01/1992US5168472 Dual-frequency receiving array using randomized element positions
12/01/1992US5168470 Apparatus for rotating a transducer assembly of a borehole logging tool in a deviated borehole
11/1992
11/29/1992CA2043420A1 Method and apparatus for cross-well seismic surveying
11/26/1992WO1992021044A2 Apparatus for generating vibrational energy in a borehole
11/25/1992EP0515189A2 Noise attenuation method in seismic signals
11/25/1992EP0515188A2 A method for attenuating undesirable data, such as multiples, using constrained cross-equalization
11/25/1992CN1066510A Geophysical prospecting
11/24/1992US5166909 Method of seismic exploration using elliptically polarized shear waves
11/24/1992US5166908 Piezoelectric transducer for high speed data transmission and method of operation
11/24/1992US5166905 Means and method for dynamically locating positions on a marine seismic streamer cable
11/24/1992CA1310738C Rebound device
11/19/1992EP0513718A2 Signal detection device for borehole televiewer
11/19/1992EP0513448A1 Migration of seismic turning waves
11/18/1992CN2122398U Underwater geophone
11/18/1992CN2122397U Earthquake auto-alarming instrument
11/17/1992US5164922 Device for firmly holding seismic means, especially sources of seismic energy
11/17/1992US5164548 Method and apparatus for ultrasonic scanning of a borehole having improved sensor array and timing circuit
11/12/1992WO1992019991A1 Submarine measuring device
11/12/1992WO1992019988A1 Locating a concealed structure
11/12/1992WO1992019525A1 Seismic cable retrieval apparatus
11/11/1992EP0512756A1 Geophysical prospecting
11/10/1992US5163028 Method for correcting impulse response differences of hydrophones and geophones as well as geophone coupling to the water-bottom in dual-sensor, bottom-cable seismic operations
11/10/1992US5162994 Method for determining dip and strike angles in borehole ultrasonic scanning tool data
11/10/1992CA1310105C Telescoping actuator for impulsive seismic source
11/10/1992CA1310104C Method of processing seismic data
11/10/1992CA1310103C Marine streamer for use in seismic surveys
11/10/1992CA1310102C Method and system for seismic exploration employing a dual-dipole hydrophone streamer
11/10/1992CA1310101C Method for measuring acoustic impedance and dissipation of medium surrounding a borehole
11/03/1992US5161126 Acoustic flute web edge sensor
11/03/1992US5160814 Hydraulically-actuated downhole seismic source
11/03/1992US5159837 Ultrasonic wave obstacle sensor
10/1992
10/29/1992WO1992018883A1 Processing method for obtaining a zero-offset sum section
10/29/1992WO1992018377A1 Seismic cable deployment apparatus
10/29/1992CA2085617A1 Processing method for obtaining a zero-offset sum section
10/27/1992US5159578 Apparatus for rotating a transducer assembly of a borehole logging tool in a deviated borehole
10/27/1992US5159577 Method of monitoring downhole conditions
10/27/1992US5159226 Torsional force transducer and method of operation
10/27/1992US5159160 Downhole seismic energy source
10/25/1992CA2066055A1 Inspection technique
10/22/1992DE4124676C1 Laying metal objects in rocky sub-stratum - applying high current discharge to object to generate flashover at lower edge causing shock waves in sub -stratum
10/21/1992EP0509062A1 A method for acquisition of seismic data at sea.
10/20/1992WO1992018941A1 Method for obtaining a representation adapted to the correlation of monodimensional recordings
10/20/1992US5157638 Method of deriving statics corrections from common reflection point gathers
10/20/1992US5157637 Determining vertical boundary locations from seismic data
10/20/1992US5157636 Method of towing sources of seismic energy behind a vessel, and an arrangement for use in the method
10/20/1992US5157392 Telemetry network for downhole multistation seismic recording tools
10/20/1992CA2085616A1 Method for obtaining a representation adapted to the correlation of monodimensional recordings
10/17/1992WO1992018878A1 Movement compensation method for a sonar antenna
10/17/1992CA2108449A1 Method of compensating for the movement of the antenna for a sonar
10/15/1992WO1992017864A1 Body of water intrusion detector
10/14/1992EP0508904A2 Hydrophone cable construction
10/14/1992EP0508587A2 Tension relieving device for a cable
10/13/1992US5154254 Mass retrieval for acoustic pulse generator
10/06/1992US5153858 Method for finding horizons in 3D seismic data
10/06/1992US5153857 Method for selecting seismic traces for higher efficiency of pre-stack two dimensional or three dimensional depth migration
10/06/1992US5153832 For recording digital information pertinent to samples
10/06/1992CA1308309C Latching mechanism
10/01/1992WO1992016780A1 Seismic actuator
09/1992
09/29/1992US5151882 Method for deconvolution of non-ideal frequency response of pipe structures to acoustic signals
09/29/1992CA2064279A1 Seismic data method and apparatus
09/29/1992CA1308187C Vibratory seismic source
09/29/1992CA1308186C Seismic processing and imaging with a drill-bit source
09/28/1992WO1992017798A2 Displaying n dimensional data in an n-1 dimensional format
09/24/1992DE4109555A1 Checking position of test object on carrier, e.g. drinks container - by detecting light reflected or scattered by object and varying positional relationship of source, carrier and detector to achieve defined intensity
09/23/1992EP0505276A1 Probe for determining particularly the injectivity of an oil well and measuring process making use of this probe
09/23/1992EP0505268A1 Pyrotechnic impulse force generator without shock wave