Patents
Patents for G01V 1 - Seismology; Seismic or acoustic prospecting or detecting (27,288)
03/1987
03/04/1987CN86105507A Downhole seismic exploration device and apparatus
03/03/1987US4648082 Marine acoustic gradient sensor
03/03/1987US4648081 Circuit for automatic seabed discrimination
03/03/1987US4648080 Method for determining the far field signature of a marine seismic source from near-field measurements
03/03/1987US4648078 Remote calibration of acoustic transducer array
03/03/1987US4648063 Programming a peripheral computer
03/03/1987US4648039 Compressional/shear wave separation in vertical seismic profiling
03/03/1987US4647913 Self-diagnostic ultrasonic intrusion detection system
03/03/1987US4646871 Gas-gun for acoustic well sounding
03/03/1987US4646565 Ultrasonic surface texture measurement apparatus and method
03/03/1987CA1218741A1 Method for correcting surface consistent statics in seismic traces
02/1987
02/25/1987EP0211683A2 Processing of oriented patterns
02/25/1987EP0211173A2 Active vibration isolation system employing electro-rheological fluid
02/25/1987EP0211061A1 Device for controlling in situ movement processes in solid media
02/25/1987CN86105318A Borehole seismic receiver
02/24/1987US4646275 Dynamic range compression for variable area or wiggle trace display method and apparatus
02/24/1987US4646274 Method and apparatus for correcting distorted seismic data
02/24/1987US4646239 Method of seismic exploration including processing and displaying seismic data to quantitatively distinguish among seismic events
02/24/1987CA1218446A1 Geophysical data recording method
02/17/1987US4644508 Method and apparatus for selectively reinforcing detected seismic waves
02/17/1987US4644507 Scaling of sound source signatures in underwater seismic exploration
02/17/1987US4644506 Device for determining the position in the water of an elongate element towed while submerged
02/17/1987CA1218141A1 Low frequency sonic logging
02/12/1987EP0181859A4 Marine seismic system.
02/10/1987US4642800 Noise subtraction filter
02/10/1987US4641725 Wide dynamic range hydraulic vibrator
02/10/1987US4641724 Fracture detection using circumferential offset acoustic paths
02/10/1987US4641520 Shear wave transducer for stress measurements in boreholes
02/10/1987CA1217850A Method and system of data transmission for a borehole logging tool
02/04/1987EP0210925A2 Downhole seismic exploration device and apparatus
02/04/1987CN85205771U Gas sound source of small bubble effect and high peak pressure
02/03/1987US4641288 Ribbon termination member
02/03/1987US4641287 Method for locating an on-bottom seismic cable
01/1987
01/28/1987EP0209782A2 Selective vibration detector
01/27/1987US4639905 Dual-mode vibrator
01/27/1987US4639904 Sonic transmitters
01/27/1987US4639901 Method for testing cableless seismic digital field recorders
01/27/1987US4639729 Telemetric system
01/24/1987CN86102593A Detector for measuring depth of coal bed
01/24/1987CN85101636A Phase of rectified seismic track parameter
01/24/1987CN85101623A Using seismic and heat flow data as the indexing map of hydrocarbon compound
01/20/1987US4638480 Distributed digital signal multiplexing
01/20/1987US4638469 Mechanical spacer for towed acoustic array
01/20/1987US4638468 Polymer hydrophone array with multilayer printed circuit wiring
01/20/1987US4637463 Echo ranging gun
01/20/1987CA1216926A1 Method and apparatus for controlling cableless seismic digital field recorders having seismic data processing capabilities
01/20/1987CA1216925A1 Computationally efficient weighting and vertical stacking methods and apparatus for improving the signal-to-noise ratio of seismic data
01/20/1987CA1216924A1 Measuring device for a seismic profile within a well- bore
01/20/1987CA1216923A1 Method of determining the permeability of a formation
01/20/1987CA1216922A1 Finding distance to blowout using wellbore acoustic measurements
01/15/1987WO1987000296A1 Method and device for the hydrodynamic generation of acoustic pulses in a liquid volume
01/14/1987EP0208596A1 Vibration damper for a towed element
01/13/1987US4637002 Seismic source vibrator having self tuning controller
01/13/1987US4637001 Plug-in geophone case
01/13/1987US4637000 Depth transducer protective assembly
01/13/1987US4636998 Elongated retaining and electromagnetic shielding member for a towed underwater acoustic array
01/13/1987US4636994 Method of determining shear wave travel time in subsurface formations
01/13/1987US4636993 Automatic gain control for seismic data
01/13/1987US4636992 Device for supplying electric power to electronic apparatuses of an acoustic wave receiving assembly of great length
01/13/1987US4636956 Method and device for optimization of seismic data
01/13/1987US4635747 Marine seismic vibrator having support structure including vibration isolators
01/13/1987US4635746 Timing correction methods for seismic energy source operation
01/06/1987US4635239 Data processing
01/06/1987US4635238 Data processing method for correcting P and S wave seismic traces
01/06/1987US4635237 Data transmission system for seismic streamers
01/06/1987US4635236 Submerged marine streamer locator
01/06/1987US4635235 Seismic exploration system improvement
01/06/1987US4634988 Detection of unstable narrowband signals
01/06/1987US4634804 Streamer cable with protective sheaths for conductor bundle
01/06/1987US4633970 Distributed marine seismic source
01/06/1987US4633946 Closed cell foam
01/06/1987CA1216354A1 Method and apparatus for correcting distorted seismic data
01/06/1987CA1216353A1 Vibratory signal sweep seismic prospecting method and apparatus
12/1986
12/31/1986CN86103768A Wide frequence range underwater coupling shock source array and application
12/31/1986CN85104985A Equipment used in exploratory well for geophysics survey
12/30/1986US4633449 Method and apparatus for indirect determination of shear velocity from guided modes
12/30/1986US4633448 Three-dimensional display of adjacent seismic sections
12/30/1986US4633447 Response waveform characterization of geophysical data
12/30/1986US4633402 Method and apparatus for automatically producing representations of three-dimensional horizons from processed seismic data
12/30/1986US4633401 Method and apparatus for automatically determining pairs of turnings related to the same seismic event in adjacent seismic traces
12/30/1986US4633400 Method for waveform feature extraction from seismic signals
12/30/1986US4633399 Method of seismic data enhancement using a phase of rectified trace seismic parameter
12/30/1986US4632215 Dual-mode hydraulic vibrator
12/30/1986US4632214 Seismic source for use underwater
12/30/1986US4632213 Seismic source system for use in water covered area
12/30/1986US4632212 Apparatus for generating seismic vibration energy in a borehole
12/30/1986EP0206458A2 Vibration-sensitive transducer
12/30/1986EP0206457A2 Method for segregating and stacking vertical seismic profile data
12/23/1986US4631711 System for removably housing and aligning components in a towed array
12/23/1986US4630483 Peak accelerograph
12/23/1986CA1215769A1 Circular seismic acquisition system
12/23/1986CA1215593A1 Float recovery system
12/16/1986US4630247 Vibrator thermal-stress differential compensator
12/16/1986US4630246 Seismic-acoustic low-flying aircraft detector
12/16/1986US4630242 Adaptive and non-adaptive method for estimating the earth's reflection sequence
12/16/1986US4630139 Data synchronization
12/16/1986US4628851 Vibration isolation module
12/10/1986EP0204599A1 Process and device for determining from a great distance the signature of a group of seismic emitters
12/09/1986US4628494 Method for the remote control of signal acquisition devices by means of a narrow passband transmission channel and a device for the implementation of the method
12/09/1986US4628493 Sensor system with time division multiplexing telemetry