| Patents for G01V 3 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation (25,929) |
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| 03/21/2013 | US20130069654 Method and System for Passive Electroseismic Surveying |
| 03/21/2013 | CA2848187A1 Connection method of replaceable sensors for resistivity arrays |
| 03/20/2013 | EP2570825A2 Borehole resistivity imager using discrete energy pulsing |
| 03/20/2013 | EP2570824A1 Method for operating a metal detection apparatus and apparatus |
| 03/20/2013 | EP2569657A1 System and method for detection of buried objects |
| 03/20/2013 | EP2569656A1 Device for detecting and counting metal elements |
| 03/20/2013 | DE202012005718U1 Kapazitiver Sensor für eine Kollisionsschutzvorrichtung Capacitive sensor for collision protection device |
| 03/20/2013 | CN202815236U Device for detecting whether bluetooth earphone is placed on host correctly |
| 03/20/2013 | CN202801187U Cover closing in-place detection device, pot cover component with device and electric pressure cooker |
| 03/20/2013 | CN102981185A Three-component magnetic field and three-component electric field ocean electromagnetic data collection station |
| 03/20/2013 | CN102981184A Acquisition device for exploration |
| 03/20/2013 | CN102981183A Shielded double-coil multilayer assembly for inductive detector |
| 03/20/2013 | CN102608661B Electrode device for measuring seabed weak electric field signal and manufacture method of electrode device |
| 03/20/2013 | CN101937105B Method for detecting hydrocarbon reservoir by low-frequency signal and device thereof |
| 03/20/2013 | CN101892837B Formation factor determining method and oil saturation determining method |
| 03/20/2013 | CN101777111B Radio-frequency tag detecting system |
| 03/20/2013 | CN101680858B Sensor device for determining foreign parts |
| 03/20/2013 | CN101592739B Transmitter of a system for detecting a buried conductor |
| 03/20/2013 | CN101529276B A telemetry apparatus and method for monitoring a borehole |
| 03/20/2013 | CN101243582B Mechanical support device and measuring device comprising a mechanical support device |
| 03/19/2013 | US8402300 Synchronization of clocks in autonomous components of an MR system and synchronous execution of commands in those components |
| 03/19/2013 | US8400326 Instrumentation of appraisal well for telemetry |
| 03/19/2013 | US8400160 Combined propagation and lateral resistivity downhole tool |
| 03/19/2013 | US8400159 Casing correction in non-magnetic casing by the measurement of the impedance of a transmitter or receiver |
| 03/19/2013 | US8400158 Imaging in oil-based mud by synchronizing phases of currents injected into a formation |
| 03/19/2013 | US8400157 Bucking coil and B-field measurement system and apparatus for time domain electromagnetic measurements |
| 03/19/2013 | US8400156 Installation of service tee marker fixture having disk marker and concentric attachment sleeve |
| 03/19/2013 | US8400155 Methods and apparatus for displaying an electronic rendering of a locate operation based on an electronic record of locate information |
| 03/19/2013 | US8400154 Locator antenna with conductive bobbin |
| 03/19/2013 | US8400153 Moulded cable traps |
| 03/19/2013 | US8400152 Method for k-space reconstruction in magnetic resonance inverse imaging |
| 03/19/2013 | US8400151 Calibration method |
| 03/19/2013 | US8400150 Magnetic resonance system and method for control thereof |
| 03/19/2013 | US8400149 Systems and methods for gating an imaging device |
| 03/19/2013 | US8400148 Magnetic resonance imaging apparatus |
| 03/19/2013 | US8400147 Predicting properties of live oils from NMR measurements |
| 03/19/2013 | US8400145 Systems and methods for performing vibration analysis using a variable-reluctance sensor |
| 03/19/2013 | CA2788228A1 Borehole resistivity imager using discrete energy pulsing |
| 03/19/2013 | CA2783379A1 Method for operating a metal detection apparatus and apparatus |
| 03/14/2013 | WO2013036896A1 Adaptive inversion for vertical resistivity logs from multiaxial induction measurements |
| 03/14/2013 | WO2013036686A1 Systems and methods for locating buried or hidden objects using sheet current flow models |
| 03/14/2013 | WO2013036515A2 Pore parameters and hydraulic parameters from electric impedance spectra |
| 03/14/2013 | WO2013036509A1 Real-time formation anisotropy and dip evaluation using multiaxial induction measurements |
| 03/14/2013 | WO2013036456A1 Multiple coils for nmr well-logging measurements |
| 03/14/2013 | WO2013036155A1 Measurement of invasion depth while drilling utilizing streaming potential |
| 03/14/2013 | WO2013034918A1 Measuring a property of molten glass |
| 03/14/2013 | WO2012104086A3 Metal detector for locating metal objects |
| 03/14/2013 | US20130066559 Interpreting borehole transient electromagnetic data using two thin-sheet conductors |
| 03/14/2013 | US20130066558 Method to estimate pore pressure uncertainty form trendline variations |
| 03/14/2013 | US20130066557 Method of phase synchronization of mwd or wireline apparatus separated in the string |
| 03/14/2013 | US20130066556 Pore Parameters and Hydraulic Parameters From Electric Impedance Spectra |
| 03/14/2013 | US20130063277 System and method for managing use of a downhole asset |
| 03/14/2013 | US20130063276 Downhole telemetry signalling apparatus |
| 03/14/2013 | US20130063150 Connection method of replaceable sensors for resistivity arrays |
| 03/14/2013 | US20130063149 Reducing fluid capacitance and conductance effects on piezoelectric resonator measurements |
| 03/14/2013 | US20130063142 Multiple Coils for NMR Well-logging Measurements |
| 03/14/2013 | US20130061899 Apparatus, System and Method For Generating Power In A Wellbore |
| 03/14/2013 | CA2848155A1 Adaptive inversion for vertical resistivity logs from multiaxial induction measurements |
| 03/13/2013 | EP2567460A1 Locator |
| 03/13/2013 | EP2567266A2 Method and system for sliding door pattern cancellation in metal detection |
| 03/13/2013 | EP2567265A2 Detection of a metal or a magnetic object |
| 03/13/2013 | EP2567264A2 Detection of a metal or magnetic object |
| 03/13/2013 | EP2567263A2 Detection of a metal or magnetic object |
| 03/13/2013 | EP2567262A2 Detection of a metal or magnetic object |
| 03/13/2013 | CN202794576U Probe tube fluxgate testing bench |
| 03/13/2013 | CN202794567U Transmitting and receiving integrated coil of mining transient electromagnetic instrument |
| 03/13/2013 | CN202794566U Geological mining exploration and well-logging soft electrode |
| 03/13/2013 | CN202794565U Underground pipeline distribution detection device based on rectangular hollow core sensor array |
| 03/13/2013 | CN202794564U Magnetoelectric full-space prospecting system |
| 03/13/2013 | CN202794563U Positioning system used for underground plastic pipe network |
| 03/13/2013 | CN202794562U Transient electromagnetic detection receiving function master control device |
| 03/13/2013 | CN202794561U Resistance-type intelligent optical-display winter bamboo shoot detector |
| 03/13/2013 | CN202794560U Resistance-type winter bamboo shoot detector |
| 03/13/2013 | CN202794559U Resistance-type intelligent buzzing winter bamboo shoot detector |
| 03/13/2013 | CN202794558U Mining intrinsic safety type transient electromagnetic instrument |
| 03/13/2013 | CN202794557U Steel sensor |
| 03/13/2013 | CN202794556U High-resolution three-dimensional resistivity CT imaging advanced forecasting system for underground engineering |
| 03/13/2013 | CN202794555U Electrode delivery device used for high-resolution 3-D resistivity CT imaging in underground engineering |
| 03/13/2013 | CN202794554U Permanent magnet device provided with solid panel and scanning magnetic head |
| 03/13/2013 | CN102967886A System and method for obtaining field intensity increment value on mine working face through radio wave gallery penetration |
| 03/13/2013 | CN102967885A Visualized description method for satellite measuring global electromagnetic environment |
| 03/13/2013 | CN102967418A Water leakage detection positioning system and device |
| 03/13/2013 | CN102262041B Multispectral pore structure analysis-based saturation determining method |
| 03/13/2013 | CN102200008B Reservoir effectiveness identification method based on electrical imaging logging |
| 03/13/2013 | CN102156301B Advanced-prediction observation system while drilling |
| 03/12/2013 | US8397191 Determining failure rate from circuit design layouts |
| 03/12/2013 | US8395388 Circumferentially spaced magnetic field generating devices |
| 03/12/2013 | US8395387 Method for imaging in magnetic resonance tomography with spectral fat saturation or spectral water excitation |
| 03/12/2013 | US8395386 Magnetic resonance imaging apparatus and RF coil unit |
| 03/12/2013 | US8395385 Simultaneous excitation and acquisition of signal from multiple slices in the RARE sequence (multiplex RARE) |
| 03/12/2013 | US8395384 Simultaneous relaxation time inversion |
| 03/12/2013 | CA2689870C Method for subsurface electromagnetic surveying using two or more simultaneously actuated electromagnetic sources |
| 03/12/2013 | CA2593591C Method for determining an effective formation conductivity for induction log borehole correction |
| 03/12/2013 | CA2451862C A gain factor and position determination system |
| 03/12/2013 | CA2441226C Method for determining the position of a sensor element |
| 03/07/2013 | WO2013033708A1 Capacitive rf coupler for utility smart meter radio frequency communications |
| 03/07/2013 | WO2013029174A1 Methods and systems for the inversion of magnetic data from remnant and induced sources in geophysical exploration |
| 03/07/2013 | US20130060474 Estimation of petrophysical and fluid properties using integral transforms in nuclear magnetic resonance |
| 03/07/2013 | US20130060470 Geomagnetism measurement apparatus |
| 03/07/2013 | US20130057412 System For Wireless Communication Along A Drill String |