G01V 1/02

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Showing 1 to 20 of 126 results

Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9995834 Variable mass load marine vibratorOct 24, 13Jun 12, 18PGS Geophysical AS
9903967 Low-frequency magnetic reluctance marine seismic sourceJan 31, 17Feb 27, 18PGS GEOPHYSICAL AS
9891332 Quality control for broadband sweepsMay 20, 14Feb 13, 18SERCEL
9869789 Methods and systems for monitoring a subsurface formation with a land active streamerFeb 23, 15Jan 16, 18CGG SERVICES SA, CGG SERVICES SAS,
9842581 Acoustic logging apparatuses and methodsDec 15, 14Dec 12, 17REEVES WIRELINE TECHNOLOGIES LIMITED
9835744 Virtual electrode current injection using seismic focusing and seismoelectric conversionOct 16, 13Dec 05, 17COLORADO SCHOOL OF MINES
9791578 Apparatus and method for seismic data acquisition with simultaneous activation of clustered vibratorsApr 30, 14Oct 17, 17CGG SERVICES SA, CGG SERVICES SAS,
9757770 Asymmetric bender bar transducerSep 30, 13Sep 12, 17HALLIBURTON ENERGY SERVICES, INC.
9739900 Method and system for augmenting frequency range of conventional marine seismic source with low-frequencyJan 27, 14Aug 22, 17CGG SERVICES SA, CGG SERVICES SAS,
9715025 Normalization of sector amplitudes using monopole amplitudesAug 19, 14Jul 25, 17WEATHERFORD TECHNOLOGY HOLDINGS, LLC
9678230 Method and device for marine seismic acquisitionAug 26, 14Jun 13, 17CGG SERVICES SAS
9651692 Vibrator truck with a lift system comprising at least one flexible strapAug 03, 15May 16, 17SERCEL
9645266 Tunable acoustic transmitter for downhole useDec 17, 13May 09, 17HALLIBURTON ENERGY SERVICES, INC.
9641072 Systems, methods, and apparatus to drive reactive loadsJan 10, 14May 02, 17SCHLUMBERGER TECHNOLOGY CORPORATION
9625598 Coherent sound source for marine seismic surveysAug 08, 13Apr 18, 17APPLIED PHYSICAL SCIENCES CORP.
9618380 Sensor for measuring water levels of groundwater and surface water using magnetostriction displacement and multi measurement system for groundwater and surface water by using the sameJan 15, 15Apr 11, 17KOREA INSTITUTE OF GEOSCIENCE AND MINERAL RESOURCES (KIGAM)
9618637 Low frequency marine acoustic vibratorMay 22, 14Apr 11, 17PGS GEOPHYSICAL AS
9612347 Compliance chambers for marine vibratorsDec 19, 14Apr 04, 17PGS GEOPHYSICAL AS
9606252 Low-frequency magnetic reluctance marine seismic sourceNov 07, 14Mar 28, 17PGS GEOPHYSICAL AS
9594173 Method and system for augmenting frequency range of conventional marine seismic source with low-frequencyJan 27, 14Mar 14, 17CGG SERVICES SA, CGG SERVICES SAS,

Showing 1 to 20 of 126 results