Patents for G01V 1 - Seismology; Seismic or acoustic prospecting or detecting (27,288) |
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04/24/1979 | US4150576 Mine roof and wall inspection apparatus and method |
04/17/1979 | CA1052902A1 Pressurized gas discharging apparatus for use as a down-bore seismic impulse source |
04/17/1979 | CA1052900A1 Multichannel seismic telemeter system and array former |
04/10/1979 | US4148375 Seismic vibration source |
04/10/1979 | CA1052473A2 Methods and apparatus for recording well logging measurements |
04/10/1979 | CA1052465A2 Method and system for sonic well logging |
04/03/1979 | US4148006 Seismic cable for use with array terminal type acquisition systems |
04/03/1979 | US4147228 Methods and apparatus for the generation and transmission of seismic signals |
03/27/1979 | US4146872 Combination flyer-jumper associated with a geophysical data acquisition system and method of manufacture |
03/27/1979 | US4146871 Determination of reflectivity and water depth for firing marine sources as an inverse distortion operator |
03/27/1979 | US4146870 Seismic exploration for dipping formations |
03/20/1979 | US4144949 Bit positioning while drilling system |
03/20/1979 | CA1051099A1 Method and apparatus for the determination of start time difference and overall phase shift between two signals |
03/13/1979 | US4144520 Geophone having electromagnetic damping means |
03/13/1979 | US4144518 Stabilized-transducer driving device for underwater ultrasonic detection system |
03/13/1979 | US4143737 Rotating eccentric weight seismic sources and a seismic exploration method |
03/13/1979 | US4143736 Seismic transducer construction |
03/13/1979 | US4143585 Impact tool |
03/13/1979 | CA1050651A1 Apparatus for measuring the velocity of mechanical low frequency vibrations |
03/06/1979 | US4143350 Signal enhancement system |
03/06/1979 | CA1050150A1 Self propelled array system |
03/06/1979 | CA1050148A1 Seismic group recorder control system |
02/27/1979 | US4142188 Method and apparatus for monitoring sound-conducting media |
02/27/1979 | US4142171 Efficient apparatus for projecting acoustic waves |
02/27/1979 | US4142148 Remote transducer monitoring system |
02/27/1979 | US4141431 Determination of firing times of acoustic pulses |
02/20/1979 | US4140994 Method and apparatus for acoustic well logging of earth boreholes |
02/20/1979 | US4140993 Method of providing a series of flyer groups connected to a remote digital acquisition and telemetering circuit unit (RDATC) of a field seismic data acquisition system |
02/13/1979 | US4139835 Device for transmitting acoustic waves through a liquid medium |
02/13/1979 | US4139074 Seismic exploration system for ice covered areas |
02/06/1979 | US4138658 Recording ocean bottom device, such as a seismograph |
01/30/1979 | US4136754 Process for seismic exploration by means of a directive source |
01/30/1979 | CA1047651A2 Methods and apparatus for recording well logging measurements |
01/30/1979 | CA1047596A1 Methods and apparatus for recording well logging measurements |
01/23/1979 | US4136326 Apparatus for obtaining seismic data |
01/23/1979 | US4135599 Base plate and earth coupling assembly for shear-wave transducers |
01/23/1979 | US4135598 Lift and isolation system for seismic vibrator |
01/23/1979 | CA1046897A1 Impact tools |
01/16/1979 | US4135141 Marine seismic streamer with depth sensor calibrating means |
01/16/1979 | CA1046624A1 Method and system for achieving vibrator phase lock |
01/09/1979 | US4134099 System for land seismic cable fault location |
01/09/1979 | US4134098 Multiple reflection suppression in marine seismic exploration with long source and detector arrays |
01/09/1979 | US4134097 Combination geophone-hydrophone |
01/09/1979 | US4133409 Vibrator hold-down plate |
01/02/1979 | US4132974 Method for seismic marine survey |
01/02/1979 | CA1045719A1 System for audibly recognizing an aurally unclassifiable signal |
12/26/1978 | US4131875 Method and apparatus for acoustic logging of a borehole |
12/26/1978 | US4131178 Seismic source for use under water |
12/19/1978 | US4130816 Circumferential acoustical detector |
12/19/1978 | US4130078 Floating device connected to a ship, for towing a submerged member with a lateral shift thereof with respect to the ship route |
12/19/1978 | CA1044796A2 Transportable seismic transducer and method of operating same |
12/05/1978 | US4128011 Investigation of the soundness of structures |
11/28/1978 | US4127788 Piezoelectric stress indicator for mine roofs |
11/28/1978 | CA1043456A1 Seismic source with no reaction mass |
11/28/1978 | CA1043455A1 Automatic data acquisition method and system |
11/21/1978 | US4126203 Air-coupled seismic detector |
11/07/1978 | US4124841 Motion detection device |
11/07/1978 | US4124090 Bounceless seismic wave generator |
10/31/1978 | US4123744 Method and apparatus for dynamically investigating a borehole |
10/31/1978 | CA1041654A1 Multiplexer commutated high pass filter |
10/31/1978 | CA1041653A1 Multiplexed digital transmission with seismic signal shitf |
10/31/1978 | CA1041651A1 Method and system for sonic well logging |
10/24/1978 | US4122433 Fluid tight geophone case |
10/24/1978 | US4122431 Method of seismic survey |
10/24/1978 | CA1041208A1 Seismic data telemetering system |
10/17/1978 | US4121297 Apparatus for correlating two time series |
10/17/1978 | US4121191 Seismic data tape recording system |
10/17/1978 | US4120389 Proximity sensor |
10/10/1978 | US4119173 Optical seismograph |
10/10/1978 | US4118994 Movable device for generating acoustic shear waves in the earth |
10/03/1978 | US4117780 Linear ejection underwater charge launcher |
09/26/1978 | US4117496 Earthquake recording device |
09/26/1978 | US4117449 Fluid resistant geophone and cable enclosure |
09/26/1978 | US4117448 Seismic telemetric system for land operations |
09/26/1978 | US4116301 Rotary air modulator |
09/26/1978 | US4116300 Vibrator tilt control system for vehicle mounted seismic vibrators |
09/26/1978 | US4116299 T-bar base plate for a seismic signal transducer |
09/26/1978 | CA1039397A1 Heave compensation system |
09/19/1978 | US4115753 Fiber optic acoustic array |
09/19/1978 | US4114723 Pneumatic seismic signal generator with independent firing control pressure |
09/19/1978 | US4114722 Broadband seismic energy source |
09/19/1978 | US4114721 Method and system for acoustic noise logging |
09/19/1978 | CA1038956A1 Distributed data acquisition system |
09/05/1978 | US4112412 Digital seismic telemetry system |
09/05/1978 | CA1037763A1 Color display of geophysical and other data |
08/29/1978 | US4110731 Vibration transducer with improved viscous damping |
08/29/1978 | US4110730 Rate sensitive system for a seismic sensing range containment apparatus |
08/29/1978 | US4110729 Reflection seismic exploration: determining interval velocity in a subsurface layer |
08/29/1978 | US4110728 Seismic data processing apparatus for obtaining alpha values from seismic data |
08/29/1978 | US4109757 Self-erecting geophone unit and method and system for using same |
08/22/1978 | US4109233 Proximity sensor |
08/22/1978 | US4108272 Rapid fire air gun |
08/22/1978 | US4108271 Seismic land source |
08/22/1978 | US4108270 Hydraulic stabilization system to position and isolate a seismic vibrator |
08/15/1978 | US4107660 Intrusion detection system |
08/15/1978 | US4107643 Unidirectional horizontal seismometer |
08/15/1978 | US4106586 Hydraulic vibrator |
08/15/1978 | US4106585 Air gun firing control |
08/08/1978 | US4105993 Method for determining elastic constants of geological formations |
08/01/1978 | US4104611 Suppressing constant frequency noise in seismic records |