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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11/08/2011 | US8054073 Method and apparatus for implementing EIT magnetometry |
11/08/2011 | US8054070 Nanomagnet-based magnetic anomaly detector |
11/08/2011 | US8051912 Armored flat cable signalling and instrument power acquisition |
11/03/2011 | WO2011137203A1 Electron spin resonance imaging scanner |
11/03/2011 | WO2011135413A2 Method of measuring a multiphase flow |
11/03/2011 | WO2011109736A3 Obscured feature detector |
11/03/2011 | WO2011100016A3 Method of maintaining a pipeline |
11/03/2011 | WO2011090658A3 Logging tool employing a monopole current injection electrode for microresistivity imaging |
11/03/2011 | WO2011066525A3 Apparatus and method for treating a subterranean formation using diversion |
11/03/2011 | WO2010104907A3 Electromagnetic survey using naturally occurring electromagnetic fields as a source |
11/03/2011 | US20110267066 Method and apparatus for gradient electromagnetic induction well logging |
11/03/2011 | US20110267065 Packer fluid and system and method for remote sensing |
11/03/2011 | US20110267064 Multi-frequency boring tool locating system and method |
11/03/2011 | US20110267063 Locating arrangement and method using boring tool and cable locating signals |
11/02/2011 | EP2382491A1 Method of and apparatus for processing csem data, program, storage medium, computer and use of method |
11/02/2011 | EP2382490A2 Means and methods for providing high resolution mri |
11/02/2011 | CN202025093U Wood residual nail detector |
11/02/2011 | CN202025076U Flatness measuring device for resultant field magnetometer measuring rock and ore specimen magnetic parameters |
11/02/2011 | CN102232198A Method for processing borehole NMR logs to enhance the continuity of T2 distributions |
11/01/2011 | US8049508 Method and apparatus for determining formation boundary near the bit for conductive mud |
11/01/2011 | US8049507 Transient EM for geosteering and LWD/wireline formation evaluation |
11/01/2011 | US8049506 Wired pipe with wireless joint transceiver |
11/01/2011 | US8049505 MRI system with direct digital receiver using resampling |
11/01/2011 | US8049504 Simple decoupling of a multi-element RF coil, enabling also detuning and matching functionality |
11/01/2011 | US8049503 Position detecting system and position detecting method |
11/01/2011 | US8049502 Tunable radio-frequency coil |
11/01/2011 | US8049501 Multi-frequency RF coil |
11/01/2011 | US8049500 Dynamically selectively configuring wireless transmitter associated with MRI detector coil |
11/01/2011 | US8049499 Controlling multi-channel transmitter effects on specific absorption rate |
11/01/2011 | US8049498 Multi-slice fast magnetic resonance imaging |
11/01/2011 | US8049497 MRI RF encoding using multiple transmit coils |
11/01/2011 | US8049496 Wideband magnetic resonance imaging apparatus and method |
11/01/2011 | CA2702346C Airborne electromagnetic transmitter coil system |
10/27/2011 | WO2011133859A1 Nmr quantification of the gas resource in shale gas reservoirs |
10/27/2011 | WO2011133421A2 Method of predicting source rock thermal maturity from log responses |
10/27/2011 | WO2011133399A1 Tapered thread em gap sub self-aligning means and method |
10/27/2011 | WO2011094275A3 Nmr contrast logging |
10/27/2011 | WO2011091216A3 Real-time formation anisotropy and dip evaluation using tri-axial induction measurements |
10/27/2011 | WO2011063023A3 Determination of oil saturation in reservoir rock using paramagnetic nanoparticles and magnetic field |
10/27/2011 | WO2010136316A3 Detection method and detector of a disruption, positioning method and system using said method |
10/26/2011 | EP2381276A2 Method for validating, calibrating and/or testing the functionality of a foreign body detection device |
10/26/2011 | EP2380044A1 Multiple receiver coil system for geophysical prospecting |
10/26/2011 | EP2380043A1 Improved csem survey method |
10/26/2011 | EP2380042A1 Geophysical prospecting using rotationally invariant parameters of natural electromagnetic fields |
10/26/2011 | EP1836509B1 Method for predicting rate of penetration using bit-specific coefficients of sliding friction and mechanical efficiency as a function of confined compressive strength |
10/26/2011 | EP1776606B1 Capacitive transmitter electrode |
10/26/2011 | CN202018515U Novel pipeline-cleaner tracking and positioning instrument |
10/26/2011 | CN202018514U Shielding magnetic probe for transient electromagnetic receiving antenna |
10/26/2011 | CN102053278B Electrical prospecting method and measuring device |
10/26/2011 | CN101582635B Direct current boosting power device of three-dimensional resistivity imaging system |
10/26/2011 | CN101128747B Electromagnetic surveying for resistive or conductive bodies |
10/25/2011 | US8046050 Position sensing system for orthopedic applications |
10/25/2011 | US8044838 Methods and systems for determining the phase constant for a dielectric medium |
10/25/2011 | US8044821 Downhole data transmission apparatus and methods |
10/25/2011 | US8044820 Method and system for performing operations and for improving production in wells |
10/25/2011 | US8044819 Coal boundary detection using an electric-field borehole telemetry apparatus |
10/25/2011 | US8044663 Ultra-sensitive susceptibility detection apparatus of anharmonic resonance measurement type using atomic magnetometer, and method of using same |
10/25/2011 | US8044662 Estimating T2-diffusion probability density functions from nuclear magnetic resonance diffusion modulated amplitude measurements |
10/25/2011 | US8044661 Method for determining a three-dimensional reconstruction of an examination object |
10/25/2011 | CA2531939C Localisation of vehicle or mobile objects based on embedded rfid tags |
10/25/2011 | CA2357340C Wellbore resistivity tool with simultaneous multiple frequencies |
10/20/2011 | WO2011130587A2 Method and apparatus for determining geological structural dip using mulitaxial induction measurements |
10/20/2011 | WO2011130239A2 Downhole sensors using manufactured anisotropic permittivity |
10/20/2011 | WO2011130136A2 Dielectric spectroscopy for downhole fluid analysis during formation testing |
10/20/2011 | WO2011130080A2 Improved current measurement for water-based mud galvanic electrical imaging and laterlog tools |
10/20/2011 | WO2011129990A2 Three-coil system with short nonconductive inserts for transient mwd resistivity measurements |
10/20/2011 | WO2011129828A1 Processing and geosteering with a rotating tool |
10/20/2011 | WO2011129342A1 Millimeter-wave image capturing device |
10/20/2011 | WO2011128615A1 Electrically conductive oil-based drilling fluids |
10/20/2011 | WO2011082012A3 Improved binning method for borehole imaging |
10/20/2011 | WO2011072040A3 Tera-and gigahertz solid state miniature spectrometer |
10/20/2011 | WO2011043947A3 Sensor deployment and retrieval system using fluid drag force |
10/20/2011 | US20110257886 Three-Coil System With Short Nonconductive Inserts for Transient MWD Resistivity Measurements |
10/20/2011 | US20110254695 Tapered thread em gap sub self-aligning means and method |
10/20/2011 | US20110254553 Electrically conductive oil-based drilling fluids |
10/20/2011 | US20110254552 Method and apparatus for determining geological structural dip using multiaxial induction measurements |
10/20/2011 | US20110253447 Multiple distributed force measurements |
10/20/2011 | CA2795950A1 Method and apparatus for determining geological structural dip using multiaxial induction measurements |
10/20/2011 | CA2795219A1 Processing and geosteering with a rotating tool |
10/20/2011 | CA2795209A1 Electrically conductive oil-based drilling fluids |
10/19/2011 | EP2378316A1 Inductive sensor whose output is independent of the type of detectable metallic material |
10/19/2011 | EP2378305A1 Method and apparatus for compensating the measurement of a magnetic field, method and system for localizing an object |
10/19/2011 | EP2376953A1 Proximity detection system for deep wells |
10/19/2011 | EP2376952A1 A continuously towed seafloor electromagnetic prospecting system |
10/19/2011 | EP2376951A1 Locating device |
10/19/2011 | EP2376950A2 Controlled source fracture monitoring |
10/19/2011 | EP2376949A2 Position-finding apparatus |
10/19/2011 | EP1678685B1 Human body detecting device for vehicles |
10/19/2011 | CN202013428U Active millimeter wave near-field scanning imaging security inspection device |
10/19/2011 | CN202013427U Intelligent detection system for clamping nail |
10/19/2011 | CN202013418U Geological radar transmitter |
10/19/2011 | CN102221711A Advanced prediction device for tunnel water inrush by using nuclear magnetic resonance differential detection and detection method |
10/19/2011 | CN102221710A Position detecting device of boot removing of current collector |
10/19/2011 | CN102221680A Plane measurement method and apparatus for total field magnetometer measuring rock and magnetic parameter of ore specimen |
10/19/2011 | CN101283291B Method and apparatus for reservoir fluid characterization in nuclear magnetic resonance logging |
10/19/2011 | CN101203742B Terahertz imaging in reflection and transmission mode for luggage and personnel inspection |
10/19/2011 | CN101120155B Integrated magnetic ranging tool |
10/18/2011 | USRE42856 Magnetic resonance probes |
10/18/2011 | US8041720 Ordering telemetry messages |
10/18/2011 | US8040250 Retractable sensor system and technique |