9726769 | Method for separating seismic source data | Mar 25, 15 | Aug 08, 17 | CONOCOPHILLIPS COMPANY |
9702991 | System and method for performing seismic surveys with a controlled source using maximum-power sweeps | Sep 16, 14 | Jul 11, 17 | BP CORPORATION NORTH AMERICA INC. |
9645265 | Method and system for selecting parameters of a seismic source array | Aug 01, 13 | May 09, 17 | WESTERNGECO L.L.C. |
9588243 | Land seismic devices, systems and methods | Nov 18, 12 | Mar 07, 17 | SCHLUMBERGER TECHNOLOGY CORPORATION |
9488742 | Method of seismic vibratory limits control at low frequencies | Feb 08, 13 | Nov 08, 16 | INOVA LTD. |
9417346 | Seismic vibrator device and method with rotation sensor | Aug 27, 14 | Aug 16, 16 | WESTERNGECO L.L.C. |
9348042 | Buried pressurized volumetric source and method | Dec 27, 11 | May 24, 16 | CGG SERVICES SA, CGGVERITAS SERVICES SA, |
9239220 | Determination of near surface geophyscial properties by impulsive displacement events | Apr 30, 13 | Jan 19, 16 | CONOCOPHILLIPS COMPANY |
9234972 | Method and apparatus for measuring seismic parameters of a seismic vibrator | Feb 19, 15 | Jan 12, 16 | SHELL OIL COMPANY |
9217797 | High-speed image monitoring of baseplate movement in a vibrator | Apr 11, 13 | Dec 22, 15 | SCHLUMBERGER TECHNOLOGY CORPORATION |
9217798 | Constant energy displacements | Apr 30, 13 | Dec 22, 15 | CONOCOPHILLIPS COMPANY |
9081110 | Devices, systems and methods for low frequency seismic borehole investigations | Dec 18, 12 | Jul 14, 15 | SCHLUMBERGER TECHNOLOGY CORPORATION |
8994929 | Method and apparatus for measuring seismic parameters of a seismic vibrator | Aug 07, 12 | Mar 31, 15 | SHELL OIL COMPANY |
8909480 | Seismic data filtering based on vibrator-coupled ground model | Oct 14, 11 | Dec 09, 14 | INOVA LTD. |
8804463 | Seismic source/receiver probe for shallow seismic surveying | Jul 16, 10 | Aug 12, 14 | BBN TECHNOLOGIES CORP., Underground Imaging Technologies, Inc., |
8371416 | Constant holddown weight for vibratory seismic sources | Aug 05, 11 | Feb 12, 13 | CONOCOPHILLIPS COMPANY |
8342288 | Seismic transducers having reduced surface area baseplates and methods of use | Feb 15, 11 | Jan 01, 13 | CONOCOPHILLIPS COMPANY |
7325647 | Mobile system for seismic emission with fixed coupling devices, and method therefor | Dec 12, 02 | Feb 05, 08 | CGGVERITAS SERVICES SA, GAZ DE FRANCE, INSTITUT FRANCAIS DU PETROLE, |
7277026 | Downhole component with multiple transmission elements | May 21, 05 | Oct 02, 07 | SCHLUMBERGER TECHNOLOGY CORPORATION |
5747754 | Method and apparatus for taking seismic measurements | Aug 24, 95 | May 05, 98 | DEN NORSKE STATS OLJESELSKAP A.S. |