Patents for G01V 1 - Seismology; Seismic or acoustic prospecting or detecting (27,288) |
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12/21/1982 | US4364446 Generating pulses |
12/15/1982 | EP0066923A2 Aircraft structural integrity assessment system |
12/14/1982 | US4364033 Alarming seismometer |
12/14/1982 | CA1137634A1 Method and device for amplifying multiplexed signals |
12/08/1982 | EP0066423A1 Method of determining the signatures of arrays of marine seismic sources, and of accumulating data for use in such methods |
12/08/1982 | EP0066390A1 Method and apparatus for indicating a time-break on a seismic record |
12/07/1982 | US4363115 Low frequency, log-periodic acoustic array |
12/07/1982 | US4363113 Seismic exploration with simulated plane waves |
12/07/1982 | US4363112 Apparatus and method for determining the position of a gas-saturated porous rock in the vicinity of a deep borehole in the earth |
12/07/1982 | CA1137205A1 Body motion compensation filter |
12/07/1982 | CA1137204A1 Method and apparatus for producing shear waves for subsurface geophysical investigation |
11/30/1982 | US4361045 Vibration sensor |
11/23/1982 | US4360729 Seismic cable connector with optical transceiver |
11/23/1982 | CA1136259A2 Broadband seismic energy source |
11/23/1982 | CA1136258A1 Device for implosion injection of sound waves in a liquid medium |
11/23/1982 | CA1136256A1 Method and apparatus for detecting the location of a marine pipeline or cable |
11/23/1982 | CA1136255A1 Body motion compensation filter with pitch and roll correction |
11/23/1982 | CA1136254A1 Bi-directional impulse shear wave generator and method of use |
11/16/1982 | US4359766 Method for reconnaissance geophysical prospecting |
11/16/1982 | US4359131 Method of generating a seismic signal employing a water piston |
11/02/1982 | US4357689 Seismic data gathering method |
11/02/1982 | US4357577 Instantaneous floating point amplifier |
10/28/1982 | WO1982003695A1 Arrangement for carrying out seismic prospection of the sea bed |
10/19/1982 | US4355379 Continuous automatic migration of seismic data with waveform preservation |
10/19/1982 | US4355378 Logging system depth recorder |
10/19/1982 | US4354572 Portable seismic energy source |
10/19/1982 | US4354381 Sonic attenuating method for distinguishing between oil, water and gas |
10/12/1982 | US4353431 Recoil reducing system for gas guns |
10/12/1982 | US4353199 Stone detector for harvesting machines |
10/12/1982 | CA1133629A2 Broadband seismic energy source |
10/05/1982 | US4353122 Differential noise logging method and apparatus |
10/05/1982 | US4353121 High resolution, marine seismic stratigraphic system |
10/05/1982 | CA1133110A1 Mobile device for propagating transverse acoustic waves in the earth |
10/05/1982 | CA1133109A1 Mobile device for propagating transverse acoustic waves in the ground |
09/28/1982 | CA1132701A1 Geophone springs |
09/21/1982 | US4351036 Submarine cable connector link |
09/21/1982 | US4351035 Method of and apparatus for locating disturbances in a mineral seam |
09/15/1982 | EP0060029A2 A method of determining the ratio of the velocities of compressional and shear waves in subterranean formations |
09/14/1982 | US4349896 Digital acoustic logging method and apparatus |
09/07/1982 | US4348749 Phase correcting seismic traces |
09/07/1982 | CA1131338A1 Radio frequency seismic gathering system employing an airborne blimp |
09/07/1982 | CA1131208A1 Pressure pulse detection apparatus |
08/31/1982 | US4346954 Connector for elongated underwater towed array |
08/31/1982 | US4346779 Vapor implosion in a closed flexible enclosure |
08/24/1982 | US4346462 Seismic prospecting method providing for the determination of the flank dip of subterranean layers and device for carrying out the same |
08/24/1982 | US4346461 Seismic exploration using vibratory sources, sign-bit recording, and processing that maximizes the obtained subsurface information |
08/24/1982 | US4346460 Method and apparatus for deriving compensated measurements in a borehole |
08/24/1982 | US4345473 Vertical component accelerometer |
08/17/1982 | US4344810 Apparatus for making tape transducer |
08/17/1982 | CA1129980A1 Air release control in seismic energy source air gun |
08/10/1982 | US4344158 Noise-suppression method |
08/10/1982 | US4343186 Vibration pickup |
08/03/1982 | CA1129066A1 Method and apparatus for acoustically investigating a casing and casing cement bond in borehole penetrating an earth formation |
07/27/1982 | US4341282 Carrier vehicle for seismic vibrational system |
07/27/1982 | CA1128641A2 Transmitting well logging data |
07/20/1982 | CA1128193A2 Broadband seismic energy source |
07/20/1982 | CA1128192A2 Broadband seismic energy source |
07/20/1982 | CA1128191A2 Broadband seismic energy source |
07/20/1982 | CA1128189A1 Field fan filter |
07/20/1982 | CA1128188A1 Distributed charge for seismic prospecting |
07/13/1982 | US4339810 Method of compensating seismic data for effects of frequency dependent attenuation |
07/13/1982 | CA1127751A2 Broadband seismic energy source |
07/13/1982 | CA1127748A1 Apparatus for the generation of acoustic signals in marine environments |
07/07/1982 | EP0055634A1 Method of recording a physical characteristic of a borehole casing |
06/29/1982 | US4336639 Method of making a seismic apparatus |
06/29/1982 | CA1126848A1 Method and apparatus for demodulating signals in a logging while drilling system |
06/24/1982 | WO1982002074A1 Device for pressing geophysical devices against the wall of a bore hole |
06/15/1982 | US4335452 Electro-acoustic device for the underwater signalling and identification of a vessel |
06/15/1982 | US4334592 Sea water hydraulic fluid system for an underground vibrator |
06/15/1982 | US4334591 Transporter for low energy seismic source |
06/15/1982 | CA1125905A1 Shear wave method of seismic prospecting |
06/15/1982 | CA1125904A1 Broadband seismic energy source |
06/09/1982 | EP0053525A1 Method and apparatus for seismic exploration using the vertical seismic profiling technique |
06/08/1982 | US4334296 Seismic method and apparatus |
06/08/1982 | CA1125361A1 Electrically actuated time delay device |
06/01/1982 | US4333029 Piezoelectric seismic sensor for intrusion detection |
06/01/1982 | CA1124828A1 Device to generate accoustical in a fluid through implosion |
05/25/1982 | US4332017 Mechanoacoustic transducer for use in transmitting high acoustic power densities into geological formations such as oil-saturated sandstone or shale |
05/25/1982 | CA1124384A1 Stable fiber-optic hydrophone |
05/19/1982 | EP0051916A1 Seismic prospecting using a continuous shooting and continuous recording system |
05/18/1982 | US4330873 Aplanatic geophysical exploration system |
05/18/1982 | US4330872 Common-offset-distance seismic trace filtering |
05/18/1982 | US4330871 Detecting subterranean hydrocarbon accumulations |
05/04/1982 | US4328567 Methods and apparatus for acoustic logging in earth formations |
05/04/1982 | US4327814 Rotating eccentric weight apparatus and method for generating coded shear wave signals |
05/04/1982 | US4327813 Generation of seismic sources |
04/28/1982 | EP0050560A2 Seismic cable junction with flat connections |
04/20/1982 | US4326275 Directional transducer |
04/20/1982 | US4326271 Method and apparatus for determining acoustic properties in the earth |
04/20/1982 | US4326262 Universal signal generator and signal parameter comparator |
04/20/1982 | CA1122315A1 Rotating eccentric weight seismic sources and a seismic exploration method |
04/14/1982 | EP0049644A1 Apparatus for automatic reflection-coefficient determination starting from a seismic signal |
04/13/1982 | US4324311 Actuator for an air gun having a reciprocating shuttle valve |
04/13/1982 | US4324310 Seismic apparatus |
04/13/1982 | US4324193 Method for snubbing or restraining a cable |
04/13/1982 | US4324182 Apparatus and method for selectively activating plural electrical loads at predetermined relative times |
04/06/1982 | US4323994 Geophone spring |
04/06/1982 | US4323990 Seismic exploration system |
04/06/1982 | US4323989 Wide seismic source |
04/06/1982 | US4323876 Method for reducing multiple events in a seismic record |