| Patents for G01V 1 - Seismology; Seismic or acoustic prospecting or detecting (27,288) |
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| 10/01/1998 | WO1998025437A3 Method of making an acoustic transducer |
| 10/01/1998 | CA2284742A1 Seismic surveying |
| 10/01/1998 | CA2276272A1 Method of analyzing capabilities of migration and dmo computer seismic data processing |
| 09/29/1998 | US5815465 Method and apparatus of classifying marine sediment |
| 09/24/1998 | WO1998041885A1 Underground acoustic wave transmitter, receiver, transmitting/receiving method, and underground exploration using this |
| 09/23/1998 | EP0866343A2 Method for determining seismic velocities |
| 09/23/1998 | EP0865613A1 Composite material structures having reduced signal attenuation |
| 09/23/1998 | EP0865612A1 Use of acoustic emission in rock formation analysis |
| 09/23/1998 | EP0865611A1 High fidelity vibratory source seismic method for use in vertical seismic profile data gathering with a plurality of vibratory seismic energy sources |
| 09/22/1998 | US5812963 Method of analyzing capabilities of migration and DMO computer seismic data processing |
| 09/22/1998 | US5812493 Method of representing the trajectory of at least one borehole in a space-time domain |
| 09/22/1998 | US5811974 Tectonic activity monitoring equipment |
| 09/22/1998 | US5811741 Apparatus for placing geophones beneath the surface of the earth |
| 09/17/1998 | WO1998021559A3 Seismic semblance/discontinuity method |
| 09/16/1998 | EP0864882A2 Method for estimating or simulating parameters of a stratum structure |
| 09/16/1998 | EP0864107A1 Low frequency underwater sound source |
| 09/16/1998 | EP0863833A1 Device for handling an assembly towed by a naval vessel |
| 09/15/1998 | US5808969 Method and device for detecting objects dispersed in an area of land |
| 09/15/1998 | US5808966 Seismic attribute analysis using inflection point intervals |
| 09/15/1998 | US5808965 Laboratory test method to measure towed array hydrophone response |
| 09/15/1998 | US5808964 Processing method for obtaining zero-offset seismic data by depth domain stacking |
| 09/15/1998 | US5808963 Dipole shear anisotropy logging |
| 09/15/1998 | US5808562 Vehicle detector for installation on the surface of a multi-lane road |
| 09/15/1998 | US5808191 Well logging instrument string having flexibly coupled segments and a selectably operable flexible coupling therefor |
| 09/15/1998 | US5808177 Method for calibrating and controlling a device for the ultrasound detection of objects in the air |
| 09/15/1998 | CA2117518C Method for compensating seismic wavefield amplitudes for transmission losses in the overburden |
| 09/08/1998 | US5804713 Apparatus for sensor installations in wells |
| 09/03/1998 | WO1998038532A2 Method of earthquake prediction |
| 09/02/1998 | EP0861764A1 Information generator using elastic wave |
| 09/02/1998 | EP0861486A1 Method and device for recovering a wanted acoustic signal from a composite acoustic signal including interference components |
| 09/02/1998 | EP0861450A1 Plural vibrator single step inversion separation method |
| 09/02/1998 | EP0861449A1 High fidelity vibratory source seismic method using a plurality of vibrator sources |
| 09/02/1998 | EP0861448A1 Method for separation of a plurality of vibratory seismic energy source signals |
| 09/02/1998 | EP0861447A1 Method and device for detecting pedestrians |
| 09/02/1998 | EP0689681B1 Drive assembly for acoustic sources |
| 09/01/1998 | US5802013 Mobile sensor for ground penetrating sonar |
| 09/01/1998 | US5801636 Method and apparatus for seismic tornado detection |
| 09/01/1998 | CA2099144C Swing plate latch mechanism |
| 08/27/1998 | WO1998037437A1 A method of processing seismic data signals |
| 08/27/1998 | WO1998037391A1 Process control transmitter with adaptive analog-to-digital converter |
| 08/27/1998 | CA2282536A1 Process control transmitter with adaptive analog-to-digital converter |
| 08/25/1998 | US5798982 Method for inverting reflection trace data from 3-D and 4-D seismic surveys and identifying subsurface fluid and pathways in and among hydrocarbon reservoirs based on impedance models |
| 08/25/1998 | US5798704 Earthquake escape light |
| 08/25/1998 | US5798488 Drilling apparatus |
| 08/25/1998 | US5798457 Continuous monitoring of reinforcements in structures |
| 08/25/1998 | CA2087552C Two-wire multi-channel streamer communication system |
| 08/20/1998 | WO1998036293A1 Method for the automatic analysis of frequency passband of recorded signals |
| 08/20/1998 | WO1998036292A2 Method for determining barriers to reservoir flow |
| 08/20/1998 | DE19800870A1 Resonant electromechanical oscillation sensor |
| 08/20/1998 | CA2250355A1 Method for the automatic analysis of frequency passband of recorded signals |
| 08/19/1998 | EP0858721A2 Acoustic transducer |
| 08/19/1998 | CN2288455Y Closed domestic earth quake alarm |
| 08/18/1998 | US5796678 Method for determining the presence of fluids in a subterranean formation |
| 08/18/1998 | US5796677 Method of sonic logging while drilling a borehole traversing an earth formation |
| 08/18/1998 | US5796676 Hydrophone module for a marine seismic cable |
| 08/18/1998 | US5796504 Fiber-optic telemetry system and method for large arrays of sensors |
| 08/18/1998 | CA2179901C Method of seismic signal processing and exploration |
| 08/18/1998 | CA2034263C Identifying earth stresses in acoustic well logging |
| 08/13/1998 | WO1998035244A1 Device for seismic acquisition |
| 08/13/1998 | WO1998035208A1 Fiber optic bragg grating sensor system for use in vertical seismic profiling |
| 08/12/1998 | EP0857307A1 Seismic reflection data acquisition and processing method and device for prospecting in tectonically complex environments |
| 08/12/1998 | EP0680615B1 Methods for determining the position of seismic equipment, and applications of the methods |
| 08/12/1998 | CN2287729Y Water-proof earth quake wave detector under well |
| 08/11/1998 | US5793702 Method for measuring the water bottom reflectivity |
| 08/11/1998 | CA2161048C Prestack seismic migration |
| 08/11/1998 | CA2149405C Method for deriving water bottom reflectivity in dual sensor seismic surveys |
| 08/11/1998 | CA2145281C An improved method for reverberation suppression |
| 08/11/1998 | CA2132564C Air saving sleeve gun |
| 08/11/1998 | CA2014502C Borehole acoustic transmitter |
| 08/06/1998 | WO1998034190A1 Method for determining distribution of reservoir permeability, porosity and pseudo relative permeability |
| 08/06/1998 | WO1998034186A1 Method and system for acquisition and processing of marine seismic data |
| 08/06/1998 | DE19714422C1 Acoustic sensor arrangement for mobile platforms, e.g. land, air and watercraft esp. military |
| 08/06/1998 | CA2268979A1 Method for determining distribution of reservoir permeability, porosity and pseudo relative permeability |
| 08/05/1998 | EP0856749A2 Method & apparatus for attenuating surface wavetrains in seismic data |
| 08/05/1998 | EP0856179A1 Method of dip moveout analysis on a massively parallel computer |
| 08/05/1998 | EP0824710A4 Method for determining validity of seismic reflections below lateral velocity variations |
| 08/05/1998 | EP0757799B1 Vehicle classification system using a passive audio input to a neural network |
| 08/05/1998 | CN1189894A Method for the determination of migration velocities in seismic processing |
| 08/04/1998 | US5790473 High fidelity vibratory source seismic method for use in vertical seismic profile data gathering with a plurality of vibratory seismic energy sources |
| 08/04/1998 | US5790472 Adaptive control of marine seismic streamers |
| 08/04/1998 | US5787917 Automatic earthquake gas shut-off system |
| 08/04/1998 | CA2127002C Method for datumizing seismic data by forward modeling |
| 08/04/1998 | CA2126023C Statistical analysis of regional velocities |
| 07/30/1998 | WO1998033053A1 Improvements in or relating to measuring properties of materials or structures |
| 07/29/1998 | EP0855589A1 Improvements in or relating to measuring properties of materials or structures |
| 07/29/1998 | CN1189218A Method and apparatus for seismic signal processing and exploration |
| 07/28/1998 | US5787051 Three-dimensional seismic acquisition |
| 07/28/1998 | US5786537 Vibratory ground-survey system |
| 07/23/1998 | WO1998032309A1 Hydrophone module for a marine seismic cable |
| 07/23/1998 | WO1998032034A1 Hydrophone housing for a solid marine seismic cable |
| 07/23/1998 | WO1998032033A1 Solid marine seismic cable assembly |
| 07/23/1998 | CA2278240A1 Hydrophone module for a marine seismic cable |
| 07/23/1998 | CA2278229A1 Solid marine seismic cable assembly |
| 07/22/1998 | EP0853750A1 Land mine |
| 07/22/1998 | CN2286526Y Instrument for earth-quake forecasting |
| 07/22/1998 | CN1188548A Electrodynamic driving means for acoustic emitters |
| 07/21/1998 | US5784337 Towed array with non-acoustic sensor module |
| 07/21/1998 | US5784335 Method for making a 3-D cube of near traces from data acquired in a marine reflection seismic survey |
| 07/21/1998 | US5784334 Method of operating a computer to analyze seismic survey signals |
| 07/21/1998 | US5784333 Method for estimating permeability of earth formations by processing stoneley waves from an acoustic wellbore logging instrument |